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Agenda packet, regular meeting, first session

Antioch City Council
September 8, 2026

Document
Agenda packet, regular meeting, first session
Meeting
September 8, 2026
Body
Antioch City Council
Pages
12
Original file
60.2 MB
Text extracted from the city's file for reading and search. Open the original on www.antiochca.gov. That file is the official record.

*AMENDED AGENDA
Antioch City Council

REGULAR MEETING
Including the Antioch City Council acting as Successor Agency/ Housing Successor to the Antioch Development Agency/
Antioch Public Finance Authority
Date: Tuesday, September 8, 2026
Time: 7:00 P.M. – Regular Meeting
Place: Council Chambers
200 ‘H’ Street
Antioch, CA 94509
City Council meetings are televised live on Comcast channel 24, AT&T U-verse channel 99, or live stream (at www.antiochca.gov). Please see the inside cover for detailed Speaker Rules.

PLEASE TURN OFF CELL PHONES BEFORE ENTERING COUNCIL CHAMBERS.

Ron Bernal, Mayor Michael J. Mandy City Clerk
Donald P. Freitas, Mayor Pro Tem (District 3) Jorge R. Rojas, City Treasurer Tamisha Torres-Walker, Council Member District 1
Louie Rocha, Council Member District 2 Ana Cortez, Acting City Manager Monica E. Wilson, Council Member District 4 Lori M. Asuncion, City Attorney

ACCESSIBILITY: In accordance with the Americans with Disabilities Act and California law, it is the policy of the City of Antioch to offer its public programs, services and meetings in a manner that is readily accessible to everyone, including individuals with disabilities. If you are a person with a disability and require information or materials in an appropriate alternative format; or if you require any other accommodation, please contact the ADA Coordinator at the number or address below at least 72 hours prior to the meeting or when you desire to receive services. Advance notification within this guideline will enable the City to make reasonable arrangements to ensure accessibility. The City’s ADA Coordinator can be reached @ Phone: (925) 779-7009, and e-mail: [email protected].

ANTIOCH CITY COUNCIL -1- SEPTEMBER 8, 2026
SP

EAKER RULES
Welcome to a meeting of the Antioch City Council. Your attendance is appreciated. The State Ralph M. Brown Act guarantees the public's right to address the City Council, within the framework of Speaker Rules. Because agendas encompass many business items, Speaker Rules enable the meeting to be efficiently conducted and concluded at a reasonable hour.

The City Council can only take action on items that are listed on the agenda. If you wish to speak about an item not on the agenda , the "Public Comments" section of the agenda is for you.

Unagendized comments are provided until no later than 7:30 p.m. when the City Council moves on to agenda items. There is another opportunity for public comments at the end of the meeting for those persons unable to provide comment earlier on the agenda.

If you wish to speak, either during "public comments" or during an agenda item, fill out a Speaker Request form, located at the entrance of the Council Chambers or notify the clerk. If using the speaker form, please place the Speaker Request form in the tray near the City Clerk before the Council Meeting begins. This will enable us to call upon you to speak. Important: The Speaker Request form is retained as a Public Record, and as such, may be shared with others upon request in line with the California Public Records Act. On your Speaker Request form, please identify if the comment is for “Announcement of Community Events”, “Public Comment”, or a specific “Agenda Item”. No one may speak more than once on an agenda item or during "public comments." Speakers will be notified shortly before they are called to speak. When you are called to speak, please limit your comments to the time allotted (up to 3 minutes, at the discretion of the Mayor). Speakers attending remotely shall wait with their microphones muted until it is their time for comment. When it is a remote speaker’s turn for public comment, the speaker will be instructed to unmute their microphone by the City Clerk. Failure by the speaker to unmute their microphone in a timely fashion or if the City Council is unable to hear their speaker’s comment for any reason shall result in the speaker being passed over for that item.

Speakers addressing the Council shall not make personal, impertinent, unduly repetitive, slanderous or profane remarks to the Council, any member of the Council, City staff or the general public, nor utter loud, threatening, personal or abusive language, nor engage in any other conduct that disrupts, disturbs or otherwise unreasonably impedes the orderly conduct of the Council meeting. Any person who makes such remarks, who utters loud, threatening, personal or abusive language, who is unduly repetitious or engages in extended discussion of irrelevancies, or who engages in any disorderly conduct that disrupts, disturbs or otherwise unreasonably impedes the orderly conduct of any Council meeting shall, at the discretion of the presiding officer or a majority of the Council, be denied the right to speak and escorted from the chambers for the remainder of the meeting. In the event the person is attending the meeting remotely, the person may be muted or expelled from the remote meeting and shall not be allowed to participate again remotely during that meeting.

When a person breaches the rules outlined above, the presiding officer shall request that a person who is breaching the rules be orderly and silent. If, after receiving a warning from the presiding officer, a person persists in disturbing the meeting, the presiding officer shall order him or her to leave the Council meeting. If such person does not remove himself or herself, the presiding officer may order any law enforcement officer who is on duty at the meeting to remove that person from the Council Chambers. In the event the person is attending the meeting remotely, the person may be muted or expelled from the remote meeting.

ANTIOCH CITY COUNCIL -2- SEPTEMBER 8, 2026
The
"Consent Calendar" is a group of items which are determined to be routine. These items are usually considered all at once and approved without further discussion. If you are opposed to action which is recommended for an item on the "Consent Calendar," please submit a Speaker Request form before the meeting, and place in the Speaker Card tray near the City Clerk. This will enable the item to be removed from the “Consent Calendar” and call on you to speak.

During Public Hearings, each side is entitled to one "main presenter" who may not speak for more than 10 minutes; all other speakers during public hearing items, are entitled to a maximum of 5 minutes.

These time limits may be modified depending on the number of speakers or number of items on the agenda at the Mayor’s discretion. Groups who are here regarding an item may identify themselves by raising their hands at the appropriate time to show support for one of their speakers. During certain types of hearings, the applicant is allowed to give their presentation first. After all testimony is received, the applicant has an opportunity for rebuttal.

After hearing from the public, the agenda item will be closed. Deliberations will then be limited to members of the City Council.

If the meeting appears to be going late, the City Council may decide to continue some items to a subsequent meeting. The City Council will try to make this determination around 10:45 p.m. It is the goal to stop discussing agenda items no later than 11:00 p.m.

NOT

ICE OF OPPORTUNITY TO ADDRESS COUNCIL
The pu
blic has the opportunity to address the City Council on each agenda item. No one may speak more than once on an agenda item or during “Public Comments”.

Mem
bers of the public wishing to provide public comments, may do so in one of the following ways (#2 pertains to the Zoom Webinar Platform):

IN P
ERSON – Fill out a Speaker Request Form, available near the entrance doors, and place in the Speaker Card Tray near the City Clerk before the City Council Meeting begins.

VI
RTUAL – To provide oral public comments during the meeting, please click the following link to access the meeting via Zoom Webinar:
htt
ps://antiochca.zoom.us/j/85331467540?pwd=FBgvevB5PJqaMItpDMQhf9pNjqFNb0.1 Meet
ing ID: 853 3146 7540
Passcode: 167974
Dial-In Number: +1 (669) 444-9171
You
will be asked to enter a name. When the Mayor announces public comments, click the "raise hand" feature in Zoom.

Whe
n calling into the meeting using the Zoom Webinar telephone number, press *9 on your telephone keypad to “raise your hand”. Please ensure your Zoom client is updated so staff can enable your microphone when it is your turn to speak. Speakers will be notified shortly before they are called to speak.

When you are called to speak, please limit your comments to the time allotted. The City cannot guarantee that its network and/or the site will be uninterrupted.

ANTIOCH CITY COUNCIL -3- SEPTEMBER 8, 2026
WRI
TTEN PUBLIC COMMENT – If you wish to provide a written public comment, you may email the City Clerk’s Department at [email protected], by 3:00 p.m. the day of the City Council Meeting.

PLEASE NOTE: Written public comments received by 3:00 p.m. the day of the City Council Meeting will be shared with the City Council before the meeting; entered into the public record; retained on file by the City Clerk’s Office; and available to the public upon request. Written public comments will not be read during the City Council Meeting
Not
ice of Availability of Reports
This agenda is a summary of the actions proposed to be taken by the City Council. For almost every agenda item, materials have been prepared by the City staff for the Council's consideration. These materials include staff reports which explain in detail the item before the Council and the reason for the recommendation. The materials may also include resolutions or ordinances which are proposed to be adopted. Unless otherwise noted, City Council actions include a determination that the California Environmental Quality Act (CEQA) does not apply. The Council meets regularly on the second and fourth Tuesdays of the month at 7:00 p.m., with Closed Sessions often occurring before or after the regular meeting. City Council Agendas, including Staff Reports are posted onto our City’s Website 72 hours before each Council Meeting. To be notified when the agenda packets are posted onto our City’s Website, simply click on this link: www.antiochca.gov/list.aspx and enter your e-mail address to subscribe. To view the agenda information, click on the following link: www.antiochca.gov/AgendaCenter. Questions may be directed to the staff member who prepared the staff report, or to the City Clerk's Office, who will refer you to the appropriate person.
7:00 P.M. ROLL CALL – REGULAR MEETING – for City /City Council Members acting as Successor Agency/Housing Successor to the Antioch Development Agency PL

EDGE OF ALLEGIANCE
PUBL
IC COMMENTS – Members of the public may comment only on unagendized items.

The public may comment on agendized items when they come up on this Agenda.

1. PROCLAMATIONS
• Sui
cide Prevention Month
• In Honor of the 25th Anniversary of September 11, 2001 Rec ommended Action: It is recommended that the City Council approve the proclamations.

STAFF REPORT

STAFF REPORT

STAFF REPORT

STAFF REPORT

ANTIOCH CITY COUNCIL -4- SEPTEMBER 8, 2026

2. ANNOUNCEMENTS OF CIVIC AND COMMUNITY EVENTS

 CALIFORNIA COASTAL CLEANUP DAY - September 19, 2026
Antioch Marina
5 Marina Plaza, Antioch and
9:00 A.M. – 12:00 P.M.

Antioch Water Park
4701 Lone Tree Way, Antioch
9:00 A.M. – 12:00 P.M.

 TEEN SKATE NIGHT – September 10, 2026
Paradise Skate
1201 West 10th Street, Antioch
4:30 P.M. – 6:00 P.M. (Ages 12-15)
6:00 P.M. – 7:30 P.M. (Ages 16-18)

 ANTIOCH COUNCIL OF TEENS 5TH ANNUAL COAT DRIVE
September 1, 2026 – November 3, 2026

Location for Donations:
• Public Safety & Community Resources
4703 Lone Tree Way, Antioch

• Antioch City Hall
200 H Street, Antioch

3. ANNOUNCEMENTS OF BOARD AND COMMISSION OPENINGS

 BOARD OF ADMINISTRATIVE APPEALS
 SALES TAX CITIZENS’ OVERSIGHT COMMITTEE

CITY COUNCIL COMMITTEE REPORTS/COMMUNICATIONS

MAYOR’S COMMENTS

4. CONSENT CALENDAR for City /City Council Members acting as Successor Agency/Housing Successor to the Antioch Development Agency

A. APPROVAL OF COUNCIL SPECIAL MEETING MINUTES FOR AUGUST 31, 2026

Recommended Action: It is recommended that the City Council continue the Special Meeting Minutes.

ANTIOCH CITY COUNCIL -5- SEPTEMBER 8, 2026
CONSENT CALENDAR for City /City Council Members acting as Successor Agency/Housing Successor to the Antioch Development Agency – Continued

B. AP
PROVAL OF COUNCIL MEETING MINUTES FOR AUGUST 25, 2026
Rec
ommended Action: It is recommended that the City Council continue the Meeting Minutes.

C. AP
PROVAL OF COUNCIL SPECIAL MEETING MINUTES FOR AUGUST 20, 2026 Rec
ommended Action: It is recommended that the City Council continue the Special Meeting Minutes.

D. AP
PROVAL OF COUNCIL MEETING MINUTES FOR AUGUST 11, 2026
It
is recommended that the City Council continue the Meeting Minutes.

E. AP
PROVAL OF COUNCIL MEETING MINUTES FOR JULY 28, 2026
Rec
ommended Action: It is recommended that the City Council continue the Meeting Minutes.

F. AP

PROVAL OF COUNCIL WARRANTS
Rec
ommended Action: It is recommended that the City Council approve the warrants.

G. AP

PROVAL OF HOUSING SUCCESSOR WARRANTS
Rec
ommended Action: It is recommended that the City Council approve the warrants.

ANTIOCH CITY COUNCIL -6- SEPTEMBER 8, 2026
CONSENT CALENDAR for City /City Council Members acting as Successor Agency/Housing Successor to the Antioch Development Agency

H. APPROVA

L OF FIRST AMENDMENT TO THE EXISTING CONTRACT AGREEMENT

WITH TYLER TECHNOLOGIES FOR ENTERPRISE PERMITTING & LICENSING (EP&L)

SOFTWARE AS A SERVICE (SAAS) AND THE CITY OF ANTIOCH
Recom
mended Action: It is recommended that the City Council: adopt a resolution:

1. Approving
an Amendment to the existing agreement with
Tyler Technologies Enterprise Permitting & Licensing (EP&L) SaaS for yearly subscription services and additional per-user licensing costs, increasing from $189,336.00 t o an amount not to exceed $235,000; and

2. Authorizing the Acting City Manager or designee to execute the agreement.

I. ADU A
CCELERATOR PROGRAM – ADOPTION OF PRE-APPROVED ADU PLANS Recom
mended Action: It is recommended that the City Council approve a resolution adopting the pre-approved Accessory Dwelling Unit (ADU) plans developed through the ADU Accelerator program.

5. PUBLIC HEARING AND INTRODUCTION OF AN ORDINANCE RENAMING THE PUBLIC

SAFETY AND COMMUNITY RESOURCES DEPARTMENT TO THE COMMUNITY SERVICES

DEPARTMENT AND ALIGNING RELATED MUNICIPAL CODE PROVISIONS AND ADOPTION

OF A RESOLUTION APPROVING RELATED CLASSIFICATION TITLE CHANGES Recommended Action: It is recommended that the City Council:

1. Conduct a public hearing and introduce an ordinance amending Article 8 of Chapter 3 of Title 2 of the Antioch Municipal Code to rename the Public Safety and Community Resources Department as the Community Serv ices Department, remove obsolete
organizational
references, make related technical and conforming
amendments,
waive the first reading, and read the ordinance by
title only; and

PUBLIC HEARING
ANTIOCH CITY COUNCIL -7- SEPTEMBER 8, 2026

COUNCIL REGULAR AGENDA

6. RESOLUTION APPROVIN G THE CO MMUNITY RE SOURCES S PECIALIST CLASSIFICATION AND CLASS SPECIFICATION ; ESTABLISHING THE HOURLY SALARY RANGE; AND AUTHORIZING TWO -LIMITED TERM, GRANT FUNDED

POSITIONS TO SUPPORT CALIFORNIA VIOLENCE INTERVENTION AND

PREVENTION (CALVIP) ACTIVITIES
Recommended Action: It is recommended that the City Council adopt a resolution:

1. Approv ing the establishment of two limited-term, grant-funded hourly Community Resources Specialist positions to support the City's direct implementation of community violence
intervention, violence prevention, community outreach, case coordination, resource navigation, and community
engagement activities;

2. Approv ing the Community Resources Specialist classification;

3. Establishing both positions as limited- term positions for the duration of the grant, with the positions ending when grant funding and the authorized grant period conclude unless the City Council separately authorizes continuation using another identified funding source;

2. Adopt a resolution approving the classification title changes from Public Safety and Community Resources Director to
Community
Services Director and Public Safety Manager
to
Community Engagement Manager, subject to
completion of applicable labor-relations requirements, and authorizing related administrative updates.

ANTIOCH CITY COUNCIL -8- SEPTEMBER 8, 2026
COUNCIL REGULAR AGENDA - Continued

4. Con
firming that both positions are eligible for medical, vision, and dental benefits, subject to applicable City eligibility requirements and benefit plan provisions; and

5. Aut
horizing the Acting City Manager and Finance Director to take the necessary administrative and budgetary actions to implement the positions consistent with the grant award and adopted City policies.

PUBL

IC COMMENTS
ST

AFF COMMUNICATIONS
COUNCI
L COMMUNICATIONS AND FUTURE AGENDA ITEMS – Council Members report out various activities and any Council Member may place an item for discussion and direction on a future agenda. Timing determined by Mayor and City Manager – no longer than 90 days.

MOT
ION TO ADJOURN – After Council Communications and Future Agenda Items, the Mayor will make a motion to adjourn the meeting. A second motion is required, and then a majority vote is required to adjourn the meeting.

RECOGNIZING SUICIDE PREVENTION MONTH
SEPTEMBER 2026

WHEREAS, suicide is a significant public health concern that affects individuals, families, friends, schools, workplaces, and communities, and its impacts are felt across all ages and backgrounds; and

WHEREAS, suicide prevention requires a community-wide commitment to promoting mental wellness, recognizing warning signs, reducing stigma, strengthening social connection, and ensuring that individuals experiencing emotional distress or crisis know that support is available; and

WHEREAS, open and compassionate conversations about mental health and suicide can encourage individuals to seek help earlier and empower family members, friends, coworkers, and neighbors to recognize when someone may need additional support; and

WHEREAS, the City of Antioch is committed to strengthening community well-being through prevention, early intervention, crisis response, education, outreach, and partnerships that connect residents with appropriate behavioral health and supportive resources; and

WHEREAS, Suicide Prevention Month provides an important opportunity to increase awareness of available resources, including the 988 Suicide & Crisis Lifeline, which provides free and confidential crisis support 24 hours a day, seven days a week; and

WHEREAS, every resident can play a role in suicide prevention by reaching out, listening without judgment, learning the warning signs, connecting people to appropriate support, and reminding those who may be struggling that they are not alone; and

WHEREAS, the City of Antioch recognizes the important work of Peer Connection in providing peer-based support, connection, education, and resources that help reduce isolation, promote mental wellness, and connect individuals experiencing challenges to appropriate support; and

NOW, THEREFORE, I, RON BERNAL, Mayor of the City of Antioch, hereby proclaim the month of September 2026, and each following September, to be “Suicide Prevention Month” in the City of Antioch and encourage residents to promote hope, connection, compassion, and awareness; learn about suicide prevention and available resources; and work together to build a community in which individuals experiencing crisis are supported and connected to help.

SEPTEMBER 8, 2026
\

__________________________________________
RON BERNAL, Mayor

1.01 9-8-26

25th Anniversary of September 11, 2001
Patriot Day and National Day of Service and Remembrance

WHEREAS, September 11, 2026, marks the 25th anniversary of the terrorist attacks of September 11, 2001, when nearly 3,000 innocent people lost their lives in New York City, at the Pentagon, and in Shanksville, Pennsylvania; and

WHEREAS, the events of September 11, 2001, forever changed our nation and continue to impact the families of those who were lost, survivors, first responders, recovery workers, service members, and communities throughout the United States; and

WHEREAS, firefighters, law enforcement officers, emergency medical personnel, military personnel, and countless civilians demonstrated extraordinary courage and selflessness, risking their own lives to save and assist others; and

WHEREAS, in the days and weeks following September 11, Americans came together with compassion, unity, resilience, and a renewed commitment to helping one another, demonstrating the strength of communities in times of adversity; and

WHEREAS, 25 years later, a new generation has grown up without firsthand memories of September 11, making it our shared responsibility to preserve the stories of those who were lost, honor those who served, and ensure that the significance of that day is never forgotten; and

WHEREAS, September 11 is recognized as Patriot Day and a National Day of Service and Remembrance, providing an opportunity to honor those who lost their lives and those who answered the call through reflection, service, compassion, and commitment to our communities; and

WHEREAS, the City of Antioch joins communities throughout our nation in remembering the lives lost on September 11, honoring the heroes who responded, and recognizing the enduring values of courage, service, unity, and resilience;

NOW, THEREFORE, I, RON BERNAL, Mayor of the City of Antioch, do hereby proclaim September 11, 2026, as “Patriot Day and National Day of Service and Remembrance – 25th Anniversary of September 11, 2001” in the City of Antioch, and encourage all residents to pause, remember, honor, and serve in memory of those whose lives were forever changed.

SEPTEMBER 8, 2026

\
__________________________________________
RON BERNAL, Mayor 1.02
9-8-26
Coastal Cleanup DayCoastal Cleanup DayCoastal Cleanup Day Let's keep trash out of our waterways!
The Antioch Marina & The Antioch Water ParkThe Antioch Marina & The Antioch Water Park The Antioch Marina & The Antioch Water Park Saturday, September 19┃9am-12pmSaturday, September 19┃9am-12pmSaturday, September 19┃9am-12pm Volunteer alongside your families, friends,
coworkers, scout troops, school groups, and
service clubs. Help us preserve wildlife by taking
trash out of the environment and our waterways.

Sign up on site day of the Event
CaliforniaCaliforniaCalifornia
Ask about how to receive an official volunteer letter when you sign up today.

Send us a dm or email [email protected]
5 Marina Plz
Antioch, CA 94509
4701 Lone Tree Way
Antioch, CA 94531
#2
T e e n S k a t e
N i g h t
A g e s 1 2 - 1 5
4 : 3 0 - 6 : 0 0 p m
A g e s 1 6 - 1 8
6 : 0 0 - 7 : 3 0 p m
Sept 10thSept 10th
4:30-7:30 pm4:30-7:30 pm
Sept 10th
4:30-7:30 pm
F r e e !
Free!
Paradise Skate
R e g i s t e r b y : s e p t . 9
t h
N O w a l k - i n s !
For More Info:
(925) 779 - 7082
For ausd and Antioch residents onlyFor ausd and Antioch residents onlyFor ausd and Antioch residents only C o a t D r i v e

G E N T L Y U S E D
GLOVES
SCARFS
BOOTS
COATS
N O T E A R S , H O L E S O R S T A I N S !

D O N A T I O N S C A N B E D R O P P E D
O F F A T T H E S E L O C A T I O N S :

PUBLIC SAFETY & COMMUNITY RESOURCES
4703 LONE TREE WAY

A N T I O C H C I T Y H A L L
2 0 0 H S T R E E T
0 9 / 0 1 / 2 0 2 6
A n t i o c h C o u n c i l o f T e e n s ’
5 t h A n n u a l
For more information email [email protected]
This is not a program of the Antioch Unified School District (AUSD) and AUSD accepts no liability or responsibility for this program. The distribution, posting, or publishing of this material does not imply district endorsement of the group's activities, products, or services. 1 1 / 0 3 / 2 0 2 6
-

BOARD / COMMISSION / COMMITTEE

VACANCY ANNOUNCEMENTS
Phone: (925) 779-7009 OFFICE OF THE CITY CLERK 200 H Street/P.O. Box 5007 [email protected] Antioch, CA. 94531-5007
hhttps://bit.ly/COA-BC233 AntiochIsOpportunity.com
The City of Antioch encourages residents to become involved in their local community. One way to do so is to serve on one of the various Boards, Commissions, and Committees. Any interested resident is invited to apply for the following va
cancies by 5:00 p.m., Friday, September 18, 2026.
¾ BOARD OF ADMINISTRATIVE APPEALS
ƒ Three (3) Full-Term Vacancies, expiring March 2030
ƒ One (1)
Alternate Vacancy, Two-Year Term
¾ SALES TAX CITIZENS’ OVERSIGHT COMMITTEE
ƒ Two (2) Full-Term Vacancies, expiring March 2030
ƒ Two (
2) Full-Term Vacancies, expiring March 2028
To be considered for the vacancy position(s), please complete an application and submit it to the City Clerk’s Office by the deadline date listed above. Applications are located on the City’s Website: www.antiochca.gov and may be picked up in person at Antioch City Hall, 200 H Street, Antioch, CA.

Please email your completed ap plication to: [email protected]. You can also drop off your application (Attn: City Clerk) in the water billing drop-off box located in the parking lot just outside of Antioch City Hall.

Your interest and desire to serve our community can make a difference. #3

BOARD OF ADMINISTRATIVE APPEALS
7KUHH ())XOO7HUP VacancLHV, expiring March 20
One (1) AltHUQDWH Vacancy, 2-year term
Extended 'eadline Date: Ey 5:00 p.m., September 18 The City of Antioch encourages residents to become involved in their local community.

One way to do so is to serve on various commissions, boards, and committees. Any interested resident is encouraged to apply.

Purpose:

The Board of Administrative Appeals hears appeals regarding administrative decisions by any official of the City dealing with Municipal Code Interpretations.

Board Seats:
x Five (5) Board Members, 4-year terms.
x One (1) Alternate Board Member, 2-year term.

Meetings:
x Held every first Thursday of every month at 3:00 p.m. in the City Council Chambers; or on other dates as needed.

Requirements:
x Must be a resident of the City of Antioch.
x Three (3) members shall have experience in building construction trades and/or training in the CA Code of Regulations.
x Board members are required to submit the Fair Political Practices Commission (FPPC) Form 700 (Statement of Economic Interests) upon assuming office, and every year thereafter.
x Board members are required to complete a 2-hour online AB1234 Ethics course within one year of their appointment.
x Newly appointed and reappointed Members are required to take an Oath of Office administered by the City Clerk.

To be considered for these volunteer position(s), a completed application must be emailed to: [email protected], or mailed/delivered to the Office of the City Clerk, by the deadline date listed above  $SSOLFDWLRQV DUH DYDLODEOH E\ HPDLOLQJ WKH &LW\ &OHUN¶V RIILFH3ULQWHG DSSOLFDWLRQV DUH DOVR DYDLODEOH DW $QWLRFK &LW\ +DOO  + 6WUHHW$QWLRFK&$
Community Service Application for:

BOARD OF ADMINISTRATIVE APPEALS
*Required field
7KUHH

)XOO7HUPVacancLHV, expiring March 20
One (1) AltHUQDWH Vacancy, 2-year term
Extended 'eadline Date: By 5:00 p.m., September 18 APPLICANT INFORMATION Youth 14-17
*Full Name: Main Phone:
( )
Alternate Phone:
( )
*Residence Address:

Antioch, CA
E-mail Address:

Employer/School: Occupation: Resident since:
*PARENT/GUARDIAN INFORMATION (If applicant is age 14-17 years) *Full Name: Main Phone:
( )
Alternate Phone:
( )
*Residence Address:

Antioch, CA
E-mail Address:
*QUESTIONNAIRE
Please answer the questions below on a separat e sheet(s) and attach. Applications without these questions answered will not be considered. Please attach your resume (recommended to enhance your application).

1. List (3) main reasons for your interest in joining the Boards of Administrative Appeals.

2. What skills/experience do you have that would be helpful in serving on this Board?

3. Please provide details of any previous community service performed within the City of Antioch.

4. Please add any other information/comments that would be helpful in reviewing your application. *ACKNOWLEDGEMENTS
My signature below indicates my understanding and acknowledgement that:
*This completed application is available for public review (youth applications are exempt). *I have read and agree to the requirements listed on the Vacancy Announcement. *To the best of my ability, I will attend the Board of Administrative Appeals regular meetings every 1st Thursday of the Month, at 3:00 p.m.

Please return completed application by:
x Mail to: Office of the City Clerk
P.O. Box 5007, Antioch CA 94531
x In Person: Antioch City Hall-Clerk’s Office
200 H Street, 3rd Floor
x Email to: [email protected]
___________________________ _________
*Applicant Si
gnature *Date
___________________________ _________
*Parent/Guardian Signature *Date
(An original, signed application with parent/
guardian signature is required, if a minor)

SALES TAX CITIZENS’ OVERSIGHT COMMITTEE
Two(2) )XOO7HUP9DcancLHV, expiring March 20
Two (2) Full-Term Vacancies, expiring March 2028
Extended 'eadline Date: By 5:00 p.m., September 18, 202 The City of Antioch encourages residents to become involved in their local community. One way to do so is to serve on various commissions, boards, and committees. Any interested resident is encouraged to apply.

Purpose:

The Sales Tax Citizens’ Oversight Committee shall review the expenditures and report publicly how the funds are being used to address the City Council’s stated priorities of maintaining Antioch’s fiscal stability, police patrols, 911 emergency response, youth violence prevention programs; ensuring water quality/safety; repairing streets; cleaning up parks/illegal dumping; restoring youth afterschool/summer programs; and other essential services. Each year, an independent auditor shall complete a public audit report of the revenue raised and its expenditure. The Committee’s review shall be completed in conjunction with the City’s budget process. The Committee’s report on its review, whether oral or written, shall be considered by the City Council at a public meeting before April 1 of each year. Any written report shall be a matter of public record.

Committee Seats:
x Seven (7) Members, 4-year terms.

Meetings:
x The Committee shall meet at least twice a year.

Requirements:
x Must be a resident of the City of Antioch.
x At least one member of the Committee shall have a financial, accounting or auditing background.
x Commissioners are required to submit the Fair Political Practices Commission (FPPC) Form 700 (Statement of Economic Interests) upon assuming office, and every year thereafter.
x Commissioners are required to complete a 2-hour online AB1234 Ethics course within one year of their appointment.
x Newly appointed and reappointed Members are required to take an Oath of Office administered by the City Clerk.

To be considered for these volunteer position(s), a completed application must be emailed to:
[email protected], or mailed/delivered to the Office of the City Clerk, by the deadline date listed above. Applications a UH DYDLODEOH E\ HPDLOLQJ WKH &LW\ &OHUN¶V RIILFH3ULQWHG DSSOLFDWLRQVDUHDOVRDYDLODEOHDW$QWLRFK&LW\+DOO+6WUHHW$QWLRFK&$ Community Service Application for:
*Required field
SALES TAX CITIZENS’ OVERSIGHT COMMITTEE
Two (2) )XOO7HUP9acancLHV, expiring March 2030
Two (2) Full-Term Vacancies, Expiring March 2028
Extended 'eadline Date: By 5:00 p.m., September 18, 202 APPLICANT INFORMATION Youth 14-17
*Full Name: Main Phone:
( )
Alternate Phone:
( )
*Residence Address:

Antioch, CA
E-mail Address:

Employer/School: Occupation: Resident since:
*PARENT/GUARDIAN INFORMATION (If applicant is age 14-17 years) *Full Name: Main Phone:
( )
Alternate Phone:
( )
*Residence Address:

Antioch, CA
E-mail Address:
*QUESTIONNAIRE
Please answer the questions below on a separate sheet(s) and attach. Applications without these questions answered will not be considered. Please attach your resume (recommended to enhance your application).

1. List (3) main reasons for your motivation to join the Sales Tax Citizens’ Oversight Committee.

2. Do you have a financial or accounting background? If so, please provide details.

3. What skills/experience do you have that would be helpful in serving on this Committee?

4. Please add any other information/comments that would be helpful in reviewing your application. *ACKNOWLEDGEMENTS
My signature below indicates my understanding and acknowledgement that:
*This completed application is available for public review (youth applications are exempt). *I have read and agree to the requirements listed on the Vacancy Announcement. *To the best of my ability, I will attend the Sales Tax Citizens’ Oversight Committee regular meetings which meet at least 2 times annually.

Please return completed application by:
x Mail to: Office of the City Clerk
P.O. Box 5007, Antioch CA 94531
x In Person: Antioch City Hall-Clerk’s Office
200 H Street, 3rd Floor
x Email to: [email protected]
___________________________ _________
*Applicant Si
gnature *Date
___________________________ _________
*Parent/Guardian Signature *Date
(An original, signed application with parent/
guardian signature is required, if a minor)
A
09-08-26

DATE:

TO:

STAFF REPORT TO THE CITY COUNCIL
Regular Meeting of September 8, 2026
Honorable Mayor and Members of the City Council

LPS
SUBMITTED BY: LaTonia Peoples-Stokes, Assistant City Clerk SUBJECT: City Council Special Meeting Minutes of August 31, 2026

RECOMMENDED ACTION
It is recommended that the City Council continue the Special Meeting Minutes of August 31, 2026, to the next meeting.

FISCAL IMPACT
None.

DISCUSSION
N/A

ATTACHMENT
None.

B
09-08-26

DATE:

TO:

STAFF REPORT TO THE CITY COUNCIL
Regular Meeting of September 8, 2026
Honorable Mayor and Members of the City Council

LPS
SUBMITTED BY: LaTonia Peoples-Stokes, Assistant City Clerk SUBJECT: City Council Meeting Minutes of August 25, 2026

RECOMMENDED ACTION
It is recommended that the City Council continue the Meeting Minutes of August 25, 2026, to the next meeting.

FISCAL IMPACT
None.

DISCUSSION
N/A

ATTACHMENT
None.

C
09-08-26

DATE:

TO:

STAFF REPORT TO THE CITY COUNCIL
Regular Meeting of September 8, 2026
Honorable Mayor and Members of the City Council

LPS
SUBMITTED BY: LaTonia Peoples-Stokes, Assistant City Clerk SUBJECT: City Council Special Meeting Minutes of August 20, 2026

RECOMMENDED ACTION
It is recommended that the City Council continue the Special Meeting Minutes of August 20, 2026, to the next meeting.

FISCAL IMPACT
None.

DISCUSSION
N/A

ATTACHMENT
None.

D
09-08-26

DATE:

TO:

STAFF REPORT TO THE CITY COUNCIL
Regular Meeting of September 8, 2026
Honorable Mayor and Members of the City Council

LPS
SUBMITTED BY: LaTonia Peoples-Stokes, Assistant City Clerk SUBJECT: City Council Meeting Minutes of August 11, 2026

RECOMMENDED ACTION
It is recommended that the City Council continue the Meeting Minutes of August 11, 2026, to the next meeting.

FISCAL IMPACT
None.

DISCUSSION
N/A

ATTACHMENT
None.

E
09-08-26

DATE:

TO:

STAFF REPORT TO THE CITY COUNCIL
Regular Meeting of September 8, 2026
Honorable Mayor and Members of the City Council

LPS
SUBMITTED BY: LaTonia Peoples-Stokes, Assistant City Clerk SUBJECT: City Council Meeting Minutes of July 28, 2026

RECOMMENDED ACTION
It is recommended that the City Council continue the Meeting Minutes of July 28, 2026, to the next meeting.

FISCAL IMPACT
None.

DISCUSSION
N/A

ATTACHMENT
None.

100 General Fund
Non departmental
00426809 CA BUILDING STANDARDS COMMISSION CBSC Q2 20- 21 1,298.80 00426823 DEPT OF CONSERVATION SMI Q2 20-21 4,571.80
00426828 ECC REG FEE & FIN AUTH ECCRFFA-RTDIM 10,925,2 96.17 00426842 LIFE INSURANCE CO OF NO AMERICA PAYROLL 5,252 .74 00426862 PARS PAYROLL 10,515.70
00426876 STATE OF CALIFORNIA PAYROLL 383.18
00426920 COLONIAL LIFE PAYROLL 3,254.70
00955668 NATIONWIDE RETIREMENT SOLUTIONS PAYROLL 46,21 1.40 00955677 NATIONWIDE RETIREMENT SOLUTION PAYROLL 36,496 .35 00955697 RANEY PLANNING & MANAGEMENT INC CONSULTANTS 1 3,564.11 City Council
00426801 AMERICAN STAGE TOURS LLC CHICHIBU TRANSPORTA TION 1,640.00 00426987 VERIZON WIRELESS DATA USAGE 420.14
City Attorney
00426833 HANSON BRIDGETT LLP LEGAL SERVICES RENDERED 2 34.83 00426840 KRAMER WORKPLACE INVESTIGATIONS LEGAL SERVIC ES RENDERED 11,850.00 00426884 THOMSON WEST WESTLAW SUBSCRIPTION 947.60
00426890 VERIZON WIRELESS DATA USAGE 157.44
00426961 OFFICE DEPOT INC OFFICE SUPPLIES 36.78
00955651 BEST BEST & KRIEGER LLP LEGAL SERVICES RENDE RED 6,244.68 City Manager
00426987 VERIZON WIRELESS DATA USAGE 415.22
00955703 TOWNSEND PUBLIC AFFAIRS INC GRANT SERVICE 25, 000.00 City Clerk
00426885 TOTAL RECALL CAPTIONING CAPTION SERVICE 14,74 8.74 00426987 VERIZON WIRELESS DATA USAGE 280.94
City Treasurer
00426987 VERIZON WIRELESS DATA USAGE 104.96
Human Resources
00426824 DIABLO LIVE SCAN LLC FINGERPRINTS APPS 1,020. 00 00426930 DIABLO LIVE SCAN LLC FINGERPRINTS APPS 300.00
00426936 FEDEX POSTAGE 3.89
00426940 HAWTHORN VENTURES LLC UNIFORMS 66.90
Finance Administration
00426987 VERIZON WIRELESS DATA USAGE 104.96
Non Departmental
00426894 WAGEWORKS ADMIN FEE- JULY 2026 596.00
Public Works Street Maintenance
00426804 ANRAK CORPORATION ASPHALT GRINDING 22,800.00
In accordance with Antioch Municipal Code §3-2.01 regarding Warrants, the issued checks in this report have been certified by the Finance Director to be in conformance with the City's approved budget and are being presented to City Council for ratification and approval.

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 1

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00426875 STAN'S HARDWARE LLC SUPPLIES 24.62
00426893 VISIONS RECYCLING INC SOUNDWALL PAINT 3,643.7 0 00426902 ANTIOCH BUILDING MATERIALS PAVING ROCK 209.76
00426940 HAWTHORN VENTURES LLC SAFETY SHOES- MARTINEZ , J 896.33 00426953 LOPEZ, ERNESTO EXPENSE REIMBURSEMENT 15.91
00426955 LOWES COMPANIES INC LUMBER 140.03
00426959 NATEC INTERNATIONAL INC TRAINING 3,475.00
00426987 VERIZON WIRELESS DATA USAGE 80.88
Public Works-Signal/Street Lights
00426837 JAM SERVICES INC PHOTO CELLS 16,462.50
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 10,107.41
00426963 PACIFIC GAS & ELECTRIC CO ELECTRIC 597.20
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 10,156.09
00955656 DC ELECTRIC GROUP INC ELECTRICAL SERVICES 7,2 97.00 00955683 DC ELECTRIC GROUP INC ELECTRICAL SERVICES 3,7 75.00 Public Works-Facilities Maintenance
00426805 BAY ALARM COMPANY JUNE SERVICES 1,987.97
00426819 CONTRA COSTA COUNTY TAX COLLECTOR PARCEL TAX 176.49 00426853 NWESTCO LLC EMERG. FUEL ISLAND REPAIR 8,849.22 00426858 PACIFIC GAS & ELECTRIC CO GAS 17,598.51
00426865 REAL PROTECTION INC. FIRE PANEL INSPECTION 14 ,755.00 00426878 STERICYCLE INC SHREDDING SERVICES 120.50
00426944 KARLA'S JANITORIAL & SUPPLIERS, LLC JANITORI AL SERVICES 27,670.25 00426955 LOWES COMPANIES INC PARTS 5,097.91
00426963 PACIFIC GAS & ELECTRIC CO GAS 1,891.84
00426964 PACIFIC GAS & ELECTRIC CO GAS 20,239.04
00426969 REAL PROTECTION INC. SERVICE CALL 535.00
00426987 VERIZON WIRELESS DATA USAGE 209.88
00955648 ALTA FENCE CO FENCE REPAIR 3,346.00
00955680 ALTA FENCE CO FENCE REPAIR 485.00
00955704 ULINE INC SUPPLIES 6,236.21
00955706 W.W. GRAINGER INC SUPPLIES 637.83
Public Works-Parks Maint
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 948.18
00426882 TERRACARE ASSOCIATES MONTHLY MAINTENANCE 332, 552.70 00426955 LOWES COMPANIES INC BENCHES 1,088.90
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,037.65
Public Works-Median/General Land
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 2,284.26
00426959 NATEC INTERNATIONAL INC TRAINING 975.00
00426963 PACIFIC GAS & ELECTRIC CO ELECTRIC 65.20
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 2,383.77
00426991 WESTSIDE L&SCAPE & CONCRETE INC FIREBREAK WE ED ABATEMENT 2,722.00 00955670 SITEONE LANDSCAPE SUPPLY HOLDING SUPPLIES 6,6 64.26 Police Administration
00426802 AMERICAN TROPHIES MAILBOX TAGS 41.16
00426808 CABADA, DANIEL ZESATI PER DIEM 184.00
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 2

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00426810 CHURCH, DAVID MICHAEL PER DIEM 184.00
00426812 CLONINGER, NAHLEEN R EXPENSE REIMBURSEMENT 14 4.26 00426816 CONTRA COSTA COUNTY FORENSICS 10,436.23
00426821 CRIME SCENE CLEANERS INC BIO-VEHICLE CLEAN 64 0.00 00426825 DONALDSON, TRAVIS JAMES EXPENSE REIMBURSEMEN T 211.70 00426829 GRAGG, RANDALL ANDREW PER DIEM 258.00
00426832 GUTIERREZ, SAUL A EXPENSE REIMBURSEMENT 163.1 3 00426836 HOFFMAN, RICK D PER DIEM 516.00
00426848 MILLER, STEVEN MICHAEL EXPENSE REIMBURSEMENT 115.79 00426852 NJOROGE, JOSEPH NJIHIA PER DIEM 258.00
00426854 OCCUPATIONAL HEALTH CENTERS OF CA PRE-EMPLOY MENT PHYSICAL 789.00 00426856 OROCIO, ELIAS GUSTAVO PER DIEM 184.00
00426861 PALMA, KRISTIAN PER DIEM 516.00
00426869 ROY, MICHAEL L PER DIEM 184.00
00426877 STERICYCLE INC SHREDDING SERVICES 665.49
00426898 WHITSON, HUNTER ALAN PER DIEM 184.00
00426915 CESAR, FRANCO D PER DIEM 516.00
00426918 CHANDLER, JOSEPH ANTHONY EXPENSE REIMBURSEME NT 104.00 00426924 CONTRA COSTA COUNTY TRAINING 365.00
00426925 CONTRA COSTA COUNTY TRAINING 164.00
00426926 CONTRA COSTA COUNTY TRAINING 980.00
00426931 DUFFY, ADAM JAMES EXPENSE REIMBURSEMENT 174.9 0 00426947 L.N. CURTIS & SONS PD UNIFORMS 90.02
00426949 LEXISNEXIS MONTHLY SUBSCRIPTION 252.50
00426950 LEXISNEXIS D.O.R.S. ANNUAL LICENSE 21,041.96
00426955 LOWES COMPANIES INC EQUIPMENT 481.50
00426960 NEOGOV ESOPH LICENSES 572.56
00426966 PHOTOGRAPHY BY TISH PD STAFF HEADSHOTS 555.00
00426976 SMARSH INC CELLPHONE AUDITIONG 4,683.76
00426987 VERIZON WIRELESS VEHICLE MODEMS 3,048.74
00426988 VITALIE, JENNIFER LYNNE EXPENSE REIMBURSEMEN T 781.03 00426989 VITALIE, JENNIFER LYNNE EXPENSE REIMBURSEMEN T 209.17 00955653 CHAPLIN & HILL INVESTIGATIVE SERVICES IA SER VICES 69,762.33 00955702 T JUNG INVESTIGATIONS BACKGROUND 2,620.36
Compliance & Prof. Standards
00426973 SAVE MART SUPERMARKETS GIFT CARD FOR EVENT 2, 000.00 Police Prisoner Custody
00426970 ROMANOWSKI, URSULA EXPENSE REIMBURSEMENT 20.2 0 Police Community Policing
00426848 MILLER, STEVEN MICHAEL EXPENSE REIMBURSEMENT 40.01 00426868 ROMANOWSKI, URSULA EXPENSE REIMBURSEMENT 25.0 0 00426905 BARRICADE AI INC ANNUAL SUBSCRIPTION 49,800. 00 00426946 KORIN, YAHYA SYCAMORE SUBSTATION 840.00
00426993 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00426994 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00426996 RETIREE MEDICAL AFTER RETIREMENT 1,753.29
00427001 RETIREE MEDICAL AFTER RETIREMENT 1,708.18
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 3

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00427004 RETIREE MEDICAL AFTER RETIREMENT 194.83
00427005 RETIREE MEDICAL AFTER RETIREMENT 1,006.86
00427006 RETIREE MEDICAL AFTER RETIREMENT 551.66
00427007 RETIREE MEDICAL AFTER RETIREMENT 551.66
00427008 RETIREE MEDICAL AFTER RETIREMENT 551.66
00955660 HILLCREST GAS INC PD CAR WASH 2,698.20
00955686 RETIREE MEDICAL AFTER RETIREMENT 6,322.08
00955709 RETIREE MEDICAL AFTER RETIREMENT 551.66
00955710 RETIREE MEDICAL AFTER RETIREMENT 2,877.04
00955711 RETIREE MEDICAL AFTER RETIREMENT 108.33
00955715 RETIREE MEDICAL AFTER RETIREMENT 1,363.69
00955716 RETIREE MEDICAL AFTER RETIREMENT 480.87
00955718 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955719 RETIREE MEDICAL AFTER RETIREMENT 981.40
00955722 RETIREE MEDICAL AFTER RETIREMENT 1,230.87
00955723 RETIREE MEDICAL AFTER RETIREMENT 551.66
00955725 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955729 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955732 RETIREE MEDICAL AFTER RETIREMENT 1,168.86
00955733 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955738 RETIREE MEDICAL AFTER RETIREMENT 551.66
00955740 RETIREE MEDICAL AFTER RETIREMENT 435.00
00955743 RETIREE MEDICAL AFTER RETIREMENT 1,169.00
00955746 RETIREE MEDICAL AFTER RETIREMENT 981.40
00955755 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955756 RETIREE MEDICAL AFTER RETIREMENT 933.06
00955762 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955764 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955765 RETIREE MEDICAL AFTER RETIREMENT 1,160.00
00955766 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955769 RETIREE MEDICAL AFTER RETIREMENT 1,941.95
00955778 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955785 RETIREE MEDICAL AFTER RETIREMENT 551.66
00955786 RETIREE MEDICAL AFTER RETIREMENT 1,169.00
00955787 RETIREE MEDICAL AFTER RETIREMENT 236.90
00955788 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955790 RETIREE MEDICAL AFTER RETIREMENT 693.84
00955795 RETIREE MEDICAL AFTER RETIREMENT 2,877.04
00955797 RETIREE MEDICAL AFTER RETIREMENT 194.83
00955798 RETIREE MEDICAL AFTER RETIREMENT 714.65
00955799 RETIREE MEDICAL AFTER RETIREMENT 1,647.45
00955800 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955804 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955811 RETIREE MEDICAL AFTER RETIREMENT 981.40
00955813 RETIREE MEDICAL AFTER RETIREMENT 2,877.04
00955815 RETIREE MEDICAL AFTER RETIREMENT 1,033.14
00955816 RETIREE MEDICAL AFTER RETIREMENT 1,591.29
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 4

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00955817 RETIREE MEDICAL AFTER RETIREMENT 714.65
00955819 RETIREE MEDICAL AFTER RETIREMENT 2,738.00
00955821 RETIREE MEDICAL AFTER RETIREMENT 1,941.95
00955823 RETIREE MEDICAL AFTER RETIREMENT 1,449.15
00955824 RETIREE MEDICAL AFTER RETIREMENT 503.50
00955825 RETIREE MEDICAL AFTER RETIREMENT 2,877.04
00955826 RETIREE MEDICAL AFTER RETIREMENT 1,006.86
00955827 RETIREE MEDICAL AFTER RETIREMENT 2,058.83
00955829 RETIREE MEDICAL AFTER RETIREMENT 1,169.00
00955833 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955837 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955839 RETIREE MEDICAL AFTER RETIREMENT 2,220.83
00955843 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955844 RETIREE MEDICAL AFTER RETIREMENT 1,169.00
00955846 RETIREE MEDICAL AFTER RETIREMENT 551.66
00955847 RETIREE MEDICAL AFTER RETIREMENT 1,591.29
00955851 RETIREE MEDICAL AFTER RETIREMENT 422.43
00955859 RETIREE MEDICAL AFTER RETIREMENT 777.43
00955860 RETIREE MEDICAL AFTER RETIREMENT 2,877.04
00955862 RETIREE MEDICAL AFTER RETIREMENT 1,745.99
00955870 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955871 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955873 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955874 RETIREE MEDICAL AFTER RETIREMENT 768.56
00955875 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955878 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955882 RETIREE MEDICAL AFTER RETIREMENT 551.66
00955883 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955885 RETIREE MEDICAL AFTER RETIREMENT 2,877.04
00955886 RETIREE MEDICAL AFTER RETIREMENT 2,175.72
00955890 RETIREE MEDICAL AFTER RETIREMENT 800.58
00955895 RETIREE MEDICAL AFTER RETIREMENT 2,063.80
00955896 RETIREE MEDICAL AFTER RETIREMENT 926.30
00955898 RETIREE MEDICAL AFTER RETIREMENT 1,678.00
00955900 RETIREE MEDICAL AFTER RETIREMENT 958.58
00955901 RETIREE MEDICAL AFTER RETIREMENT 1,006.86
00955903 RETIREE MEDICAL AFTER RETIREMENT 37.54
00955904 RETIREE MEDICAL AFTER RETIREMENT 1,913.79
Police Investigations
00426816 CONTRA COSTA COUNTY FORENSICS 14,504.46
00426845 MAGNET FORENSICS USA INC GREYKEY LICENSE 37,3 70.00 00426880 T MOBILE USA INC CELL PHONE EVIDENCE 1,030.00
00426900 YOUNG, AMANDA RENE EXPENSE REIMBURSEMENT 515. 18 00426911 EMPLOYEE ADVANCED DISABILITY PENSION 7,321.00
00426927 CONTRA COSTA COUNTY SART TESTING 5,100.00
00426981 T MOBILE USA INC CELL PHONE EVIDENCE 200.00
00426982 THOMSON WEST CRIME ANALYSIS 1,995.00
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 5

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00955675 WILLIAMS SCOTSMAN INC STORAGE 278.22
00955700 SAFESTORE INC EVIDENCE STORAGE 755.52
PD Special Investigations Unit
00426811 CLASSY GLASS TINTING VEHICLE TINT 500.00
Police Communications
00426841 LANGUAGE LINE SERVICES LANGUAGE LINE 30.00
00426860 PACIFIC TELEMANAGEMENT SERVICES PAY PHONE 78. 00 00426891 VERSATERM PUBLIC SAFETY US, INC IA PRO LICEN SE 4,460.56 00426921 COMCAST CONNECTION SERVICES 2,777.39
00426922 COMCAST CONNECTION SERVICES 2,715.75
00426937 GLOBALSTAR INC SATELITE PHONE 273.69
Police Facilities Maintenance
00426820 COULTER VENTURES LLC FITNESS EQUIPMENT 14,729 .60 00426844 LOPEZ MNTS SVCS LLC RENOVATION SERVICES 16,49 3.75 00426858 PACIFIC GAS & ELECTRIC CO GAS 28,465.17
00426944 KARLA'S JANITORIAL & SUPPLIERS, LLC JANITORI AL SERVICES 23,109.76 00426955 LOWES COMPANIES INC SUPPLIES 226.32
00426964 PACIFIC GAS & ELECTRIC CO GAS 37,666.32
00426983 TMC SHOOTING RANGE SPECIALIST INC RANGE MAIN TENANCE 5,000.00 Youth Network Services
00426822 DASILVA, OLIVIA TERESA YOCH PROGRAM-OLIVIA 17 6.40 00426846 MATTHEWS, JOSIAH YOCH INTERNSHIP-JOSIAH 176.4 0 00426847 MAXWELL-WILLIAMS, PATRICIA YOCH PROGRAM-PATR ICIA 158.76 00426867 RODRIGUEZ, YOSELYN ELIZABETH YOCH PROGRAM-YO SELYN 88.20 00426887 TRUJILLO, ELSA ROMY YOCH PROGRAM-ELSA 176.40
00426895 WAMBUA, SALLY KINGI YOCH PROGRAM-SALLY 176.40
00426934 ESCOBAR JR, JOSE LUIS YOCH PROGRAM-JOSE 105.8 4 00426987 VERIZON WIRELESS DATA USAGE 629.76
00955684 DELL COMPUTER CORP ADOBE ILLUSTRATOR 67.90
Housing and Homelessness
00426987 VERIZON WIRELESS DATA USAGE 105.26
PSCR Administration
00426944 KARLA'S JANITORIAL & SUPPLIERS, LLC JANITORI AL SERVICES 2,371.90 00426987 VERIZON WIRELESS DATA USAGE 76.02
Community Development Administration
00426855 OFFICE DEPOT INC OFFICE SUPPLIES 103.12
00426888 TYLER TECHNOLOGIES INC SOFTWARE SUB 187,421.4 3 00426889 UBEO WEST LLC COPIER USAGE 170.38
00426987 VERIZON WIRELESS DATA USAGE 642.68
CD Economic Dev.
00426890 VERIZON WIRELESS DATA USAGE 52.48
Community Development Land Planning Services
00426987 VERIZON WIRELESS DATA USAGE 397.14
CD Code Enforcement
00426817 CONTRA COSTA COUNTY CLERK RECORDER COPY/RECO RD FEES 40.00 00426987 VERIZON WIRELESS DATA USAGE 468.90
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 6

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
PW Engineer Land Development
00426935 FASTENAL COMPANY SUPPLIES 49.39
00426958 MASTEC NORTH AMERICA INC REF INSPECTION FEE 1 ,461.00 00426961 OFFICE DEPOT INC OFFICE SUPPLIES 195.39
00426987 VERIZON WIRELESS DATA USAGE 105.25
00955688 INTERWEST CONSULTING GROUP INC PROFESSIONAL SERVICES 133,135.37 Community Development Building Inspection
00426987 VERIZON WIRELESS DATA USAGE 460.20
Capital Imp. Administration
00426940 HAWTHORN VENTURES LLC SAFETY SHOES- CRUZ, R 1 85.97 00426961 OFFICE DEPOT INC OFFICE SUPPLIES 125.19
00426987 VERIZON WIRELESS DATA USAGE 104.96
203 ERF Grant Fund
Housing and Homelessness
00955699 RUDRAM LLC EXECUTIVE INN LEASE 102,300.00
204 California Volunteers Grant Fund
Youth Network Services
00426871 RUBICON PROGRAMS INC MAY SERVICES 61,549.96
206 American Rescue Plan Fund
Non Departmental
00955649 ARROYOWEST LLC ARPA Y3 Q2 APR-JUNE 2026 2,408 .80 207 CalVIP Grant Fund
Violence Intervention & Preven
00955657 EVIDENT CHANGE PROFESSIONAL SERVICES 51,621.0 0 208 PLHA Grant Fund
PLHA
00955661 HOUSE, TERI CHECK REPLACEMENT 9,180.00
212 CDBG Fund
CDBG
00955661 HOUSE, TERI CHECK REPLACEMENT 59,840.00

CDBG-CV
00955661 HOUSE, TERI CHECK REPLACEMENT 3,017.50
213 Gas Tax Fund
Streets
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 58,155.83
00426881 TANKO STREETLIGHTING INC. PROFESSIONAL SERVI CES 18,092.10 00426963 PACIFIC GAS & ELECTRIC CO ELECTRIC 428.96
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 58,277.22
00426986 VERDE DESIGN INC LANDSCAPE DESIGN 30,032.42
214 Animal Services Fund
Animal Services
00426799 AIRGAS INC VET SUPPLIES 94.99
00426835 HILLS PET NUTRITION PET FOOD 606.54
00426838 KOEFRAN SERVICES INC CREMATION SERVICES 760.0 0 00426851 MWI VETERINARY SUPPLY CO VET SUPPLIES 1,377.0 4 00426858 PACIFIC GAS & ELECTRIC CO GAS 1,487.84
00426864 PROFESSIONAL KITCHEN SERVICES, INC KITCHEN S UPPLIES 317.61 Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 7

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00426897 WEDGEWOOD PHARMACY VET SUPPLIES 310.98
00426916 CHAMELEON SOFTWARE PRODUCTS HLP SOFTWARE 5,4 10.00 00426917 CHAMELEON SOFTWARE PRODUCTS HLP SOFTWARE 5,4 10.00 00426923 CONCORD FEED OPERATING SUPPLIES 478.00
00426945 KOEFRAN SERVICES INC CREMATION SERVICES 1,928 .00 00426964 PACIFIC GAS & ELECTRIC CO GAS 1,972.15
00426984 TONY LA RUSSA'S ANIMAL RESCUE SAFETY NETS 95 4.75 00955663 IDEXX LABORATORIES INC VET SUPPLIES 1,343.79
00955692 MIDWEST VETERINARY SUPPLY INC RESCUE CONCENT RATE 4,395.27 215 Civic Arts Fund
Civic Arts
00426892 VICTORIO FREGOSO MARIACHI DEPOSIT 500.00
216 Park-In-Lieu Fund
Parks & Open Space
00426859 PACIFIC GAS & ELECTRIC CO ELECTRIC 12,212.98
219 Recreation Fund
Non departmental
00426843 LOONEY, JOANNA DEPOSIT REFUND 150.00
00426941 HILL, PATRICE DEPOSIT REFUND 150.00
Nick Rodriguez Community Cent
00426805 BAY ALARM COMPANY JANUARY SERVICES 118.91
00426858 PACIFIC GAS & ELECTRIC CO GAS 1,921.58
00426863 PISTONBONES PRINTING INC FAIR SUPPLIES 1,046. 91 00426879 SWEETWATER SOUND HOLDINGS LLC SOUND EQUIPMEN T 2,395.80 00426961 OFFICE DEPOT INC OFFICE SUPPLIES 949.56
00426964 PACIFIC GAS & ELECTRIC CO GAS 1,868.14
00426987 VERIZON WIRELESS DATA USAGE 104.94
Recreation Sports Programs
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 4,696.81
00426890 VERIZON WIRELESS DATA USAGE 109.02
00426955 LOWES COMPANIES INC SUPPLIES 133.00
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 5,040.95
00426980 STAR SPORTS SOFTBALL EQUIPMENT 1,025.32
Recreation-Comm Center
00426827 DUGAND, KARINA INSTRUCTOR PAYMENT 243.60
00426839 KOVALICK, LUANNE INSTRUCTOR PAYMENT 444.60
00426850 MUIR, ROXANNE J. INSTRUCTOR PAYMENT 336.00
00426882 TERRACARE ASSOCIATES MONTHLY MAINTENANCE 14,2 45.26 00426903 AT & T MCI PHONES 63.52
00426907 BE EXCEPTIONAL CONTRACTOR PAYMENT 3,024.00
00426955 LOWES COMPANIES INC SUPLIES 499.15
00426961 OFFICE DEPOT INC OFFICE SUPPLIES 712.28
00426963 PACIFIC GAS & ELECTRIC CO GAS 15,515.57
00426987 VERIZON WIRELESS DATA USAGE 449.08
00955676 COLE SUPPLY COMPANY LLC JANITORIAL SUPPLIES 1 24.52 00955707 COLE SUPPLY COMPANY LLC JANITORIAL SUPPLIES 6 5.70 Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 8

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
Recreation Water Park
00207504 SHUL, SEBASTIAN WATER AEROBICS REFUND 88.20
00301697 HANSON, ROBYN WATER AEROBICS REFUND 133.00
00426798 ABBOTT, VERNA SWIM REFUND 218.00
00426805 BAY ALARM COMPANY SERVICE CALL 720.00
00426831 GRINSTON, LATOYA SWIM LESSON REFUND 486.00
00426858 PACIFIC GAS & ELECTRIC CO GAS 7,380.46
00426866 RODRIGUEZ, JELIN DEPOSIT REFUND 216.00
00426872 SANTOS, JOSHUA DEPOSIT REFUND 325.00
00426882 TERRACARE ASSOCIATES MONTHLY MAINTENANCE 13,7 07.99 00426890 VERIZON WIRELESS DATA USAGE 40.44
00426904 AWNING DETAILERS INC AWNING CLEANING SERVICE S 2,000.00 00426938 GRANDHI, VARDHANI CHECK REPLACEMENT 54.00
00426941 HILL, PATRICE DEPOSIT REFUND 395.00
00426955 LOWES COMPANIES INC SUPPLIES 964.55
00426956 MARSHALL, SHARRION CHECK REPLACEMENT 108.00
00426964 PACIFIC GAS & ELECTRIC CO GAS 13,914.50
00426968 PRIETO, FLORYFE CHECK REPLACEMENT 108.00
00426972 SANCHEZ, SHIVONNE DEPOSIT REFUND 218.00
00426987 VERIZON WIRELESS DATA USAGE 146.80
00955655 COMMERCIAL POOL SYSTEMS INC CO2 AUGUST TANK RENTAL 80.34 00955662 ICR ELECTRICAL CONTRACTORS ELECTRICAL LABOR 4 ,115.50 220 Traffic Signalization Fund
Traffic Signals
00955665 INTERWEST CONSULTING GROUP INC PROFESSIONAL SERVICES 19,390.00 222 Measure C/J Fund
Non departmental
Streets
00426874 SOILAND CO INC TOP SOIL 1,089.10
00426896 WATERSAVERS IRRIGATION INC PARTS 11,142.12
00426933 E.E. GILBERT CONSTRUCTION INC. PROGESS PAYME NT #9 411,010.11 00955670 SITEONE LANDSCAPE SUPPLY HOLDING PARTS 2,798.89 226 Solid Waste Reduction Fund
Solid Waste
00955684 DELL COMPUTER CORP COMPUTER EQUIPMENT 1,709.1 1 229 Pollution Elimination Fund
Channel Maintenance Operation
00426818 CONTRA COSTA COUNTY HEALTH SVS WASTE DISPOSA L 376.00 00426873 SILVA, DAVID LANDSCAPE SERVICES 5,760.00
00426875 STAN'S HARDWARE LLC PARTS 18.76
00426952 LIVE OAK ASSOCIATES INC BIOLOGIST SERVICES 5, 621.97 00426965 PEPPER INVESTMENTS INC PEST CONTROL 1,060.00
00426975 SILVA, DAVID LANDSCAPE SERVICES 5,760.00
00426979 STAN'S HARDWARE LLC TOOLS 59.23
00955701 STANDARD PLUMBING SUPPLY CO. INC SUPPLIES 130 .57 Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 9

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
243 ADU Program Fund
Community Development Building Inspection
00426957 MARTINEZ MAYA, GENARO ADU REBATE 5,000.00
251 Lone Tree SLLMD Fund
Lonetree Maintenance Zone 1
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,167.73
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,202.17
Lonetree Maintenance Zone 2
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 894.54
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 941.74
Lonetree Maintenance Zone 4
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 98.80
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 98.81
252 Downtown SLLMD Fund
Downtown Maintenance
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 843.30
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,373.09
253 Almondridge SLLMD Fund
Almondridge Maintenance
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 368.89
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 380.65
254 Hillcrest SLLMD Fund
Hillcrest Maintenance Zone 1
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,094.10
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,124.07
00426991 WESTSIDE L&SCAPE & CONCRETE INC FIREBREAK WE ED ABATEMENT 15,755.00 Hillcrest Maintenance Zone 2
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,036.18
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,079.45
Hillcrest Maintenance Zone 4
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 908.20
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 955.75
255 Park 1A Maintenance District Fund
Park 1A Maintenance District
00426805 BAY ALARM COMPANY JUNE SERVICES 145.00
00426814 COMCAST CONNECTION SERVICES 113.80
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 92.56
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 103.69
00426991 WESTSIDE L&SCAPE & CONCRETE INC FIREBREAK WE ED ABATEMENT 520.00 256 Citywide 2A Maintenance District Fund
Citywide 2A Maintenance Zone 3
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 111.31
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 115.23
00426991 WESTSIDE LANDSCAPE & CONCRETE INC FIREBREAK WEED ABATEMENT 2,658.00 Citywide 2A Maintenance Zone 4
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 474.86
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 506.98
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 10

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00426991 WESTSIDE LANDSCAPE & CONCRETE INC FIREBREAK WEED ABATEMENT 3,624.00 Citywide 2A Maintenance Zone 5
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 891.60
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 849.55
00426991 WESTSIDE LANDSCAPE & CONCRETE INC FIREBREAK WEED ABATEMENT 5,026.00 Citywide 2A Maintenance Zone 6
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 275.08
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 287.39
Citywide 2A Maintenance Zone 8
00426991 WESTSIDE LANDSCAPE & CONCRETE INC FIREBREAK WEED ABATEMENT 3,610.00 Citywide 2A Maintenance Zone 9
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 679.36
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 706.11
00426991 WESTSIDE LANDSCAPE & CONCRETE INC FIREBREAK WEED ABATEMENT 8,917.00 Citywide 2A Maintenance Zone10
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 97.28
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 107.31
257 SLLMD Administration Fund
SLLMD Administration
00426882 TERRACARE ASSOCIATES REPAIR SERVICES 1,200.00
00426940 HAWTHORN VENTURES LLC SAFETY SHOES-MORENO, J 559.32 259 East Lone Tree SLLMD Fund
Zone 1-District 10
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 81.71
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 93.90
281 CFD 2018-01 Public Services Fund
CFD 2018-01 Maintenance
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,320.38
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,396.69
282 CFD 2018-02 Police Protection Fund
Police Community Policing
00426817 CONTRA COSTA COUNTY CLERK RECORDER COPY/RECO RD FEES 65.00 283 CFD 2022-01 Public Services Fund
CFD 2018-01 Maintenance
00426817 CONTRA COSTA COUNTY CLERK RECORDER COPY/RECO RD FEES 107.00 311 Capital Improvement Fund
Parks & Open Space
00955648 ALTA FENCE CO FENCING REPAIR 2,560.00
Streets
00426910 BKF ENGINEERS INC PROFESSIONAL SVC 23,694.46
Public Buildings & Facilities
00426806 BPX PRINTING & GRAPHICS PLANS FOR PARK SIGNA GE 653.73 323 Development Impact-Police Fund
Dev Impact - Police
00426948 LEHR PURSUIT NORTH VEHICLE UPFITTING 8,528.03
00426967 PRECISION AUTO BODY TRUCK PAINT JOB 3,200.00
00426985 TRUCKVAULT, INC STORAGE BOXES 10,720.77
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 11

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
569 Vehicle Replacement Fund
Equipment Maintenance
00426928 CORVEN INC DRONE VEHICLE PARTS 20,694.16
00955678 72 HOUR LLC PD RESPONDER 59,664.42
570 Equipment Maintenance Fund
Equipment Maintenance
00426813 COAST COUNTIES TRUCK & EQUIPMENT REPAIR-LABO R 6,828.92 00426830 GREAT WEST EQUIPMENT INC TRANSFORMER & SWITC HES 1,160.73 00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 883.57
00426909 BILL BRANDT FORD REPAIR- PARTS 813.65
00426912 BOTTI, MATTHEW R SMALL TOOLS 388.24
00426951 LIM AUTOMOTIVE SUPPLY INC PARTS 959.99
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 990.35
00426977 SOUTHERN COUNTIES LUBRICANTS OIL 4,640.81
00426978 SOUTHERN TIRE MART LLC PARTS 6,110.25
00426990 WALNUT CREEK FORD PARTS 1,642.83
00955647 A1 TRANSMISSION PROGRAM TRANSMISSION 6,268.80
00955679 A1 TRANSMISSION MISCELLANEOUS CHARGES 6,646.2 9 00955689 LEHR UPFITTER OPCO LLC PARTS 542.11
00955691 MIDWEST MOTOR SUPPLY CO INC PARTS 436.12
00955693 OREILLY AUTO ENTERPRISES LLC PARTS 2,454.84
00955696 PETERSON TRACTOR CO PARTS 3,466.60
00955706 W.W. GRAINGER INC PARTS 116.79
573 Information Services Fund
Information Services
00426987 VERIZON WIRELESS DATA USAGE 1,525.26
Network Support & PCs
00426803 AMS.NET LLC CH -DR AZURE PROJECT 429.77
00426814 COMCAST CONNECTION SERVICES 504.87
00426901 AMS.NET LLC VEEAM SUBSCRIPTION 13,577.61
00426914 CARAHSOFT TECHNOLOGY CORP PAGERDUTY ANNUAL 1, 800.72 00426921 COMCAST CONNECTION SERVICES 4,124.65
00426922 COMCAST CONNECTION SERVICES 4,033.13
00955666 JACOBSOHN, PAUL WEBMASTER JULY 2026 5,455.00
00955697 RANEY PLANNING & MANAGEMENT CONSULTING SERV ICES 19,653.50 Telephone System
00955654 COM-STRAT LLC CONSULTING SERVICES 3,315.00
GIS Support Services
00426890 VERIZON WIRELESS DATA USAGE 76.02
00426987 VERIZON WIRELESS DATA USAGE 1,660.46
Office Equipment Replacement
00955684 DELL COMPUTER CORP COMPUTER EQUIPMENT 18,677. 16 578 Post Retirement Medical-Misc Fund
Non Departmental
00426826 RETIREE MEDICAL AFTER RETIREMENT 422.06
00426995 RETIREE MEDICAL AFTER RETIREMENT 218.00
00426998 RETIREE MEDICAL AFTER RETIREMENT 74.69
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 12

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00427000 RETIREE MEDICAL AFTER RETIREMENT 74.69
00427003 RETIREE MEDICAL AFTER RETIREMENT 316.77
00427010 RETIREE MEDICAL AFTER RETIREMENT 551.61
00427011 RETIREE MEDICAL AFTER RETIREMENT 74.69
00427012 RETIREE MEDICAL AFTER RETIREMENT 221.00
00955708 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955712 RETIREE MEDICAL AFTER RETIREMENT 709.38
00955714 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955717 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955727 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955730 RETIREE MEDICAL AFTER RETIREMENT 183.83
00955731 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955734 RETIREE MEDICAL AFTER RETIREMENT 192.69
00955735 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955736 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955739 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955747 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955752 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955754 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955757 RETIREE MEDICAL AFTER RETIREMENT 192.69
00955758 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955759 RETIREE MEDICAL AFTER RETIREMENT 211.03
00955760 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955761 RETIREE MEDICAL AFTER RETIREMENT 192.69
00955763 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955771 RETIREE MEDICAL AFTER RETIREMENT 709.38
00955772 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955773 RETIREE MEDICAL AFTER RETIREMENT 215.16
00955775 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955776 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955777 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955782 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955783 RETIREE MEDICAL AFTER RETIREMENT 313.79
00955784 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955792 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955793 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955796 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955802 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955808 RETIREE MEDICAL AFTER RETIREMENT 192.69
00955809 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955810 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955812 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955814 RETIREE MEDICAL AFTER RETIREMENT 192.69
00955820 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955822 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955828 RETIREE MEDICAL AFTER RETIREMENT 405.65
00955830 RETIREE MEDICAL AFTER RETIREMENT 311.38
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 13

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00955832 RETIREE MEDICAL AFTER RETIREMENT 192.69
00955836 RETIREE MEDICAL AFTER RETIREMENT 709.38
00955838 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955840 RETIREE MEDICAL AFTER RETIREMENT 218.00
00955841 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955842 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955845 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955848 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955849 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955850 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955853 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955858 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955861 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955866 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955869 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955877 RETIREE MEDICAL AFTER RETIREMENT 70.00
00955880 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955887 RETIREE MEDICAL AFTER RETIREMENT 220.00
00955888 RETIREE MEDICAL AFTER RETIREMENT 387.54
00955892 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955899 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955902 RETIREE MEDICAL AFTER RETIREMENT 74.69
579 Post Retirement Medical-Mgmt Fund
Non Departmental
00426992 RETIREE MEDICAL AFTER RETIREMENT 74.69
00426997 RETIREE MEDICAL AFTER RETIREMENT 547.38
00426999 RETIREE MEDICAL AFTER RETIREMENT 74.69
00427002 RETIREE MEDICAL AFTER RETIREMENT 74.69
00427009 RETIREE MEDICAL AFTER RETIREMENT 427.38
00427013 RETIREE MEDICAL AFTER RETIREMENT 473.38
00427014 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955713 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955720 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955721 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955724 RETIREE MEDICAL AFTER RETIREMENT 551.38
00955726 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955728 RETIREE MEDICAL AFTER RETIREMENT 132.69
00955737 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955741 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955742 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955744 RETIREE MEDICAL AFTER RETIREMENT 74.00
00955745 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955748 RETIREE MEDICAL AFTER RETIREMENT 318.58
00955749 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955750 RETIREE MEDICAL AFTER RETIREMENT 473.38
00955751 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955753 RETIREE MEDICAL AFTER RETIREMENT 427.38
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 14

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00955767 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955768 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955770 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955774 RETIREE MEDICAL AFTER RETIREMENT 110.00
00955779 RETIREE MEDICAL AFTER RETIREMENT 473.38
00955780 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955781 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955789 RETIREE MEDICAL AFTER RETIREMENT 400.00
00955791 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955794 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955801 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955803 RETIREE MEDICAL AFTER RETIREMENT 473.38
00955805 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955806 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955807 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955818 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955831 RETIREE MEDICAL AFTER RETIREMENT 427.38
00955834 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955835 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955852 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955854 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955855 RETIREE MEDICAL AFTER RETIREMENT 132.69
00955856 RETIREE MEDICAL AFTER RETIREMENT 470.60
00955857 RETIREE MEDICAL AFTER RETIREMENT 192.69
00955863 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955864 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955865 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955867 RETIREE MEDICAL AFTER RETIREMENT 503.50
00955868 RETIREE MEDICAL AFTER RETIREMENT 503.50
00955872 RETIREE MEDICAL AFTER RETIREMENT 427.38
00955876 RETIREE MEDICAL AFTER RETIREMENT 399.61
00955879 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955881 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955884 RETIREE MEDICAL AFTER RETIREMENT 110.00
00955889 RETIREE MEDICAL AFTER RETIREMENT 547.38
00955891 RETIREE MEDICAL AFTER RETIREMENT 74.69
00955893 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955894 RETIREE MEDICAL AFTER RETIREMENT 311.38
00955897 RETIREE MEDICAL AFTER RETIREMENT 74.69
611 Water Fund
Non departmental
00426935 FASTENAL COMPANY SUPPLIES 19.26
00426951 LIM AUTOMOTIVE SUPPLY INC PARTS 625.25
00426961 OFFICE DEPOT INC OFFICE SUPPLIES 2,941.72
00426962 PACE SUPPLY CORP TOOLS 200.80
00955658 GEMPLERS INC SUPPLIES 1,133.29
00955673 VERTICAL SUPPLY GROUP INC SUPPLIES 57.58
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 15

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00955674 W.W. GRAINGER INC SUPPLIES 342.30
00955676 COLE SUPPLY COMPANY LLC JANITORIAL SUPPLIES 5 ,083.50 00955685 GEMPLERS INC PAINT 421.31
00955706 W.W. GRAINGER INC SUPPLIES 387.20
Water Supervision
00426987 VERIZON WIRELESS DATA USAGE 520.13
Water Production
00426800 ALLSTEEL INC FURNITURE 5,443.34
00426849 MORENO, SANTIAGO XIPIL EXPENSE REIMBURSEMENT 649.98 00426858 PACIFIC GAS & ELECTRIC CO GAS 276,253.98
00426890 VERIZON WIRELESS DATA USAGE 76.02
00426903 AT & T MCI PHONES 127.04
00426906 BARTLEY PUMP PM, LLC MOTOR PUMP WORK-LABOR 25 ,053.68 00426919 CINTAS CORPORATION NO. 2 CLEANING SUPPLIES 87 .60 00426932 DXP ENTERPRISES INC SERVICE REPAIR 32,569.72
00426935 FASTENAL COMPANY FITTINGS 804.08
00426942 INDUSTRIAL SOLUTIONS SERVICES INC CHEMICALS 7 ,525.15 00426944 KARLA'S JANITORIAL & SUPPLIERS, LLC JANITORI AL SERVICES 2,892.49 00426951 LIM AUTOMOTIVE SUPPLY INC FITTINGS 53.17
00426955 LOWES COMPANIES INC WATER 1,017.90
00426961 OFFICE DEPOT INC OFFICE SUPPLIES 809.20
00426963 PACIFIC GAS & ELECTRIC CO ELECTRIC 55.24
00426964 PACIFIC GAS & ELECTRIC CO GAS 414,266.53
00426974 SHIELDS HARPER & CO PRINTER PAPER ROLL 357.20
00426979 STAN'S HARDWARE LLC SUPPLIES 89.78
00426987 VERIZON WIRELESS DATA USAGE 331.48
00426991 WESTSIDE L&SCAPE & CONCRETE INC FIREBREAK WE ED ABATEMENT 8,931.00 00955669 REINHOLDT, DARIN JAMES UST INSPECTION 175.00
00955672 UNIVAR SOLUTIONS USA INC CHEMICALS 12,035.69
00955674 W.W. GRAINGER INC SUPPLIES 237.40
00955682 CHEMTRADE CHEMICALS US LLC CHEMICALS 11,743.0 2 00955683 DC ELECTRIC GROUP INC EMERGENCY REPAIRS 15,17 0.00 00955690 MCMASTER CARR SUPPLY COMPANY PUMP PARTS 507.1 6 00955695 PACIFIC STAR CHEMICAL LLC CHEMICALS 9,212.57
00955698 REINHOLDT, DARIN JAMES UST ISNPECTION 175.00
00955705 UNIVAR SOLUTIONS USA INC CHEMICALS 42,189.51
Water Distribution
00426807 C & J FAVALORA TRUCKING INC FULTON RECYCLE 44 ,371.14 00426834 HAWTHORN VENTURES LLC UNIFORMS 205.50
00426857 PACIFIC CREDIT SERVICES PCS COMMISSION 458.49
00426858 PACIFIC GAS & ELECTRIC CO GAS 65.22
00426870 RT LAWRENCE CORP UTILITY PAYMENT PROCESSING 2 ,023.60 00426875 STAN'S HARDWARE LLC SUPPLIES 51.78
00426886 TRIMBLE INC LICENSE RENEWAL 60,096.00
00426929 DELTA DIABLO PARKS RECYCLE WATER 11,936.26
00426939 HARRIS, RACHEL MARIE EXPENSE REIMBURSEMENT 32 .21 00426940 HAWTHORN VENTURES LLC SAFETY SHOES-FINLEY, A 600.00 Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 16

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
00426943 JOSEPH'S LAWNMOWER & LOCKSHOP PARTS & REPAIR -LABOR 279.89 00426955 LOWES COMPANIES INC TOOLS 1,057.25
00426959 NATEC INTERNATIONAL INC TRAINING 2,500.00
00426961 OFFICE DEPOT INC OFFICE SUPPLIES 1,309.31
00426962 PACE SUPPLY CORP FITTINGS 839.81
00426964 PACIFIC GAS & ELECTRIC CO GAS 15.13
00426971 RT LAWRENCE CORP UTILITY PAYMENT CENTER 1,358 .16 00426979 STAN'S HARDWARE LLC TOOLS 63.73
00426987 VERIZON WIRELESS DATA USAGE 4,660.25
00955650 BADGER METER INC CELLULAR SERVICE 21,639.24
00955659 GRANITE CONSTRUCTION COMPANY EZ STREET 3,160. 48 00955664 INFOSEND INC PRINT & MAIL SERVICES 2,523.58
00955671 STANDARD PLUMBING SUPPLY CO. FITTINGS 48.29
00955687 INFOSEND INC PRINT & MAIL SERVICES 4,056.75
00955701 STANDARD PLUMBING SUPPLY CO. FITTINGS 8.19
00955706 W.W. GRAINGER INC SUPPLIES 91.23
Public Buildings & Facilities
00426913 BROWN & CALDWELL INC PROFESSIONAL SERVICES 1 ,496.75 00955652 CAROLLO ENGINEERS INC PROFESSIONAL SERVICES 2 ,322.65 00955681 CAROLLO ENGINEERS INC PROFESSIONAL SERVICES 3 7,040.75 612 Water System Improvement Fund
Water Systems
00426908 BELLECCI & ASSOCIATES PROFESSIONAL SERVICES 6,642.00 621 Sewer Fund
Swr-Wastewater Administration
00426807 C & J FAVALORA TRUCKING INC FULTON RECYCLE 44 ,371.15 00426855 OFFICE DEPOT INC OFFICE SUPPLIES 27.96
00426858 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,063.93
00426870 RT LAWRENCE CORP UTILITY PAYMENT PROCESSING 2,023.59 00426875 STAN'S HARDWARE LLC TOOLS 565.51
00426886 TRIMBLE INC LICENSE RENEWAL 60,096.00
00426939 HARRIS, RACHEL MARIE EXPENSE REIMBURSEMENT 32 .22 00426940 HAWTHORN VENTURES LLC SAFETY SHOES- BLALOCK, D 588.73 00426955 LOWES COMPANIES INC PARTS & TOOLS 1,226.79
00426959 NATEC INTERNATIONAL INC TRAINING 2,500.00
00426962 PACE SUPPLY CORP SUPPLIES 752.34
00426964 PACIFIC GAS & ELECTRIC CO ELECTRIC 1,444.83
00426971 RT LAWRENCE CORP UTILITY PAYMENT CENTER 1,358 .18 00426987 VERIZON WIRELESS DATA USAGE 4,980.94
00955659 GRANITE CONSTRUCTION COMPANY EZ STREET ASPHA LT-BULK 3,160.48 00955664 INFOSEND INC PRINT & MAIL SERVICES 2,523.57
00955667 MUNICIPAL MAINTENANCE EQUIPMENT EQUIPMENT & SUPPLIES 10,476.00 00955687 INFOSEND INC PRINT & MAIL SERVICES 4,056.75
00955694 OWEN EQUIPMENT SALES PARTS 1,233.47
00955706 W.W. GRAINGER INC SUPPLIES 103.69
Wastewater Collection
00426899 WOODARD & CURRAN PROFESSIONAL SERVICES 77,341 .25 Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 17

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
631 Marina Fund
Marina Administration
00426805 BAY ALARM COMPANY JUNE SERVICES 365.00
00426814 COMCAST CONNECTION SERVICES 695.33
00426858 PACIFIC GAS & ELECTRIC CO GAS 4,939.07
00426883 THE WANDERLUST GROUP INC MARINA SOFTWARE 12,0 00.00 00426910 BKF ENGINEERS INC MARINA STORM LINE 11,231.25
00426944 KARLA'S JANITORIAL & SUPPLIERS, LLC JANITORI AL SERVICES 4,743.81 00426955 LOWES COMPANIES INC SUPPLIES 393.75
00426964 PACIFIC GAS & ELECTRIC CO GAS 5,801.59
00426987 VERIZON WIRELESS DATA USAGE 104.93
752 Storm Drain Deposits Fund
Non departmental
00426815 CONTRA COSTA COUNTY DRAINAGE FEES 318,399.71
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 18
227 Housing Fund
Housing
00955661 HOUSE, TERI CHECK REPLACEMENT 19,212.50
In accordance with Antioch Municipal Code §3-2.01 regarding Warrants, the issued checks in this report have been certified by the Finance Director to be in conformance with the City's approved budget and are being presented to City Council for ratification and approval.

CLAIMS BY FUND REPORT

FOR THE PERIOD OF
AUGUST 14, 2026 - AUGUST 26, 2026
FUND/CHECK #
Finance Accounting
Prepared by: L. Reyes
9/3/2026 September 8, 2026 Page 1
H
Agenda Item #
ST

AFF REPORT TO THE CITY COUNCIL
DATE
: Regular Meeting of September 8, 2026
TO: H
onorable Mayor and Members of the City Council
SUBM
ITTED BY: Hilary Brown, Administrative Analyst, Community & Economic Development Department (CEDD)
APPR
OVED BY: Kevin Scudero, Acting Community & Economic Development Director
SUBJ
ECT: Approval of First Amendment to the existing contract agreement with Tyler Technologies for Enterprise Permitting & Licensing (EP&L) Software as a Service (SaaS) and the City of Antioch

RECOMMENDED ACTION
It
is recommended that the City Council adopt a resolution:

1. Appr
oving an increase to t he current Agreement with Tyler Technologies Enterprise Permitting & Licensing (EP&L) for recurring Software as a Service (SaaS) fees and additional support services for a total agreement amount not-to- exceed $235,000 per year;

2. Memorializing the recurring SaaS services which automatically renew each year throughout the term of the contract , which is consistent with the Agreement but inaccurately described in the original resolution;

3. Authorizing the Acting City Manager or designee to execute the First Amendment to the Agreement in a form approved by the City Attorney; and

4. Authorizing the Acting City Manager to take any and all necessary and appropriate actions to carry out the purpose and intent of the resolution.

FI

SCAL IMPACT
The c
urrent fiscal year cost of the EP&L software is $222,150.18, which includes the addition of services added during the prior fiscal year, with a full ongoing fiscal year cost of $9,133.95 for the SeeClickFix Application Programming Interface (API ) $34,729 for Tyler Assist support service , and $178,287.23 for the yearly SaaS fees . The request to increase the annual amount to $235,000 allows for the potential increase of additional

Antioch City Council Report
September 8th, 2026 Agenda Item # H 2
licenses or other ancillary services if the need arises. The cost of the software is budgeted in the Community and Economic Development General Fund budget and the Information Services budget. While these budgets are sufficient for the c ost of the contract, the 2026/27 adopted budget document listed the approved purchase order for EP&L software in amount of $190,000, inadvertently excluding the SeeClickFix and Tyler Assist support services that had been added during FY26. Approval of the increased amount is required to increase the prior authorized purchase order total.

DI

SCUSSION
The cost associated with Tyler Technologies for the Enterprise Permitting & Licensing (EP&L, formerly EnerGov) Software is based on an annual fee for various components of the existing service, as well as a per-user license cost.

The Initial approval by City Council in January of 2021 authorized an amount not to exceed $800,000, for a term ending June 30, 2025. The language regarding the end-date and total amounts was intended to address the Project Management services up to and including the Implementation (Go-Live) support period. The resolution did not specify that the SaaS portion of the contract was recurring, unless otherwise cancelled or terminated, and therefore does not have an end-date.

T
he addition of the SeeClickFix Application Programming Interface (API) allows increased functionality for Code Enforcement complaints that are submitted via the SeeClickFix system, improving Code Case creation and response times, and streamlined updates to the public on complaint status via SeeClickFix. We are in the testing phases currently, and plan to fully implement the API by or before the end of this calendar year.

T
he Tyler Assist services allow us to increase the configuration productivity and turn- around times, as we are currently managing this system within the Department , and it serves various functions and teams across other functional Divisions and teams as well .

The ongoing need for permitting and plan application workflows, processing, and reporting to comply with ever-shifting state and federal guidelines and regularly updated building codes requires increased system support, user training, and related efforts by the City . Tyler Assist essentially gives us value-added cost savings for the standard configuration or project management rates and has been an invaluable support in the ongoing management and improvement of this software.

AT

TACHMENTS
A. Resolution
B. Resolution / initial approval dated January 26, 2021 C. Breakdown of Current Fiscal Year Charges
RESOLUTION NO. 2026/xxx
RE

SOLUTION OF THE CITY COUNCIL OF THE CITY OF ANTIOCH

APPROVING THE FIRST AMENDMENT TO THE AGREEMENT BETWEEN

TYLER TECHNOLOGIES AND THE CITY OF ANTIOCH FOR THE ENTERPRISE PERMITTING & LICENSING (EP&L – EnerGov) SOFTWARE AS A SERVICE (SaaS) IN AN ANNUAL AMOUNT NOT TO EXCEED $235,000
W
HEREAS, On January 26, 2021, the City Council of the City of Antioch approved a contract with Tyler Technologies for Permitting & Licensing Software, with combined costs for Professional Services ($221,170.00) and Recurring annual fees for Software as a Service (SaaS) subscription ($189,336.00) for a term ending June 30, 2025; and W
HEREAS, the expiration date referenced in the original resolution and contract was intended solely for the Professional Services up to and including Project Implementation and Go-Live and not for recurring Software as a Service agreement with the vendor, Tyler Technologies; and
W
HEREAS, City staff have reviewed the existing contract and associated Service Level Agreements , Subscription services and full usage of the system and have determined that additional funds are required for the recently added SeeClickFix Application Programming Interface and Tyler Assist services; and W
HEREAS, City staff wish to amend the Agreement to accurately reflect the existing agreement with Tyler Technologies, Inc. which includes a recurring annual fee for SaaS;
N
OW, THEREFORE, BE IT RESOLVED that the City Council of the City of Antioch hereby:

1. Approves an increase to the current Agreement with Tyler Technologies Enterprise Permitting & Licensing (EP&L) for recurring Software as a Service (Saas) fees, SeeClickFix Application Programming Interface and additional support services in an amount not-to-exceed $235,000 per year.

2. Memorializes the recurring SaaS services which will automatically renew each year unless terminated or canceled by the City, consistent with the Agreement but inaccurately described in the original resolution and contract.

3. Authorizes the Acting City Manager to execute the F irst Amendment to the Agreement, in a form approved by the City Attorney.

4. Authorizes the Acting City Manager to take any and all necessary and appropriate actions to carry out the purpose and intent of the resolution. * * * * * * * *
ATTACHMENT A"
A1
RESOLUTION NO. 2026/***
September 8, 2026

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HEREBY CERTIFY that the foregoing resolution was passed and adopted by the City Council of the City of Antioch at a regular meeting thereof, held on the 8th day of September 2026, by the following vote:

A
YES:

N
OES:

ABS
TAIN:

ABS
ENT:
_________________________________
MICHAEL J. MANDY

CITY CLERK OF THE CITY OF ANTIOCH
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RESOLUTION NO. 2021/13

RESOLUTION OF THE CITY COUNCIL OF THE CITY OF ANTIOCH

APPROVING AND AUTHORIZING THE CITY MANAGER TO EXECUTE AN

AGREEMENT WITH TYLER TECHNOLOGIES, INC TO PROVIDE NEW PERMITTING SOFTWARE FOR A TOTAL CONTRACT AMOUNT OF $789,178 NOT TO EXCEED $800,000
WHEREAS, the City Council of the City of Antioch, on November 13, 2014, approved a $60,000 allocation of Technology funds for the purpose of upgrading theCRW Permit Tracking software system;
WHEREAS, the City Council of the City of Antioch approved and additional amount of $17,580, on June 12, 2018, for the purpose of adding a GIS module to the CRW Permit Tracking software upgrade for a total contract amount of $77,580; WHEREAS, the initial upgrade to the CRW Permit Tracking software, contracted with Superion, LLC was terminated in February 2018;
WHEREAS, all Divisions of the Community Development Department and the Engineering Division of the Public Works Department still have need for a replacement permitting software system; and
WHEREAS, purchase of a new Permitting Software System with Tyler Technologies will allow the City of Antioch's Community Development Department and Development Services Division of the Public Works Department to automate permit issuance and plan review in service to the Public.

NOW, THEREFORE, BE IT RESOLVED that the City Council of the City of Antioch hereby approves and authorizes the City Manager to execute an agreement with Tyler Technologies, Inc to replace the current CRW Permit Tracking system, in an amount not to exceed $800,000.
• • • • • • •
ATTACHMENT "B"
B1
RESOLUTION NO. 2021/13
January 26, 2021

Page 2 ends

I HEREBY CERTIFY that the foregoing resolution was passed and adopted by the City Council of the City of Antioch at a regular meeting thereof, held on the 26th day of January 2021, by the following vote:

AYES: Council Members District 1 Torres-Walker, District 2 Barbanica, District 3 Ogorchock, Mayor Pro Tern (District 4) Wilson and Mayor Thorpe NOES: None
ABSTAIN: None
ABSENT: None
~~-
~ ELIZABETiiHOUSEHOLDER
u v • CITY CLERK OF THE CITY OF ANTIOCH
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CONSULTING SERVICES AGREEMENT BETWEEN

THE CITY OF ANTIOCH AND
TYLER TECHNOLOGIES, INC.

THIS AGREEMENT ("Agreement") is made and entered into this 26th day of January, 2021 ("Effective Date") by and between the City of Antioch, a municipal Corporation with its principle place of business at 200 H Street, Antioch, CA 94509 ("City") and Tyler Technologies, Inc. with its principle place of business at 2160 Satellite Boulevard, Suite 300, Duluth, GA 30097 ("Consultant"). City and Consultant individually are sometimes referred to herein as "Party" and collectively as "Parties." SECTION 1. SERVICES. Subject to the terms and conditions set forth in this Agreement, Consultant shall furnish all technical and professional services including labor, material, equipment, transportation, supervision and expertise to provide to City the services described in the Scope of Work attached as Exhibit A attached hereto and incorporated herein at the time and place and in the manner specified therein ("Services"). In the event of a conflict in or inconsistency between the terms of this Agreement and Exhibit A, the Agreement shall prevail.

1.1 Term of Services. The term of this Agreement shall begin on the Effective Date and shall end on June 30, 2025, the date of completion specified in Exhibit A, and Consultant shall complete the Services described in Exhibit A prior to that date, unless the term of the Agreement is otherwise terminated or extended, as provided for in Section 8. The time provided to Consultant to complete the Services required by this Agreement shall not affect the City's right to terminate the Agreement, under Section 8.

1.2 Standard of Performance. Consultant represents that it is experienced in providing these services to public clients and is familiar with the plans and needs of City. Consultant shall perform all Services required pursuant to this Agreement in the manner and according to the standards observed by a competent practitioner of the profession in which Consultant is engaged in the geographical area in which Consultant practices its profession.

1.3 Assignment of Personnel. Consultant shall assign only competent personnel to perform Services pursuant to this Agreement. In the event that City, in its sole discretion, at any time during the term of this Agreement, desires the reassignment of any such persons, Consultant shall, immediately upon receiving notice from City of such desire of City, reassign such person or persons.

1.4 Time. Consultant shall devote such time to the performance of Services pursuant to this Agreement as may be reasonably necessary to meet the standard of performance provided in Section 1.1 above and to satisfy Consultant's obligations hereunder.

SECTION 2. COMPENSATION. City hereby agrees to pay Consultant a sum not to exceed Eight Hundred Thousand Dollars ($800,000) notwithstanding any contrary indications that may be contained in Consultant's proposal, for Services to be performed and reimbursable costs incurred under this Agreement.

In the event of a conflict between this Agreement and Consultant's proposal, attached as Exhibit A, regarding the amount of compensation, the Agreement shall prevail. City shall pay Consultant for Services rendered pursuant to this Agreement at the time and in the manner set forth below. The payments specified below shall be the only payments from City to Consultant for Services rendered pursuant to this Agreement. Except Page1 of12
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as specifically authorized by City, Consultant shall not bill City for duplicate services performed by more than one person.

Consultant and City acknowledge and agree that compensation paid by City to Consultant under this Agreement is based upon Consultant's estimated costs of providing the Services required hereunder, including salaries and benefits of employees and subcontractors of Consultant. Consequently, the Parties further agree that compensation hereunder is intended to include the costs of contributions to any pensions and/or annuities to which Consultant and its employees, agents, and subcontractors may be eligible. City therefore has no responsibility for such contributions beyond compensation required under this Agreement.

2.1 Invoices. Consultant shall submit invoices, not more often than once a month during the term of this Agreement, based on the cost for Services performed and reimbursable costs incurred prior to the invoice date. Invoices shall contain the following information:
• Serial identifications of progress bills; i.e., Progress Bill No. 1 for the first invoice, etc.;
• The beginning and ending dates of the billing period; • A Task Summary containing the original contract amount, the amount of prior billings, the total due this period, the balance available under the Agreement, and the percentage of completion;
I
• At City's option, for each work item in each task, a copy of the applicable time entries I or time sheets shall be submitted showing the name of the person doing the work, the hours spent by each person, a brief description of the work, and each reimbursable expense;
• The total number of hours of work performed under the Agreement by Consultant and each employee, agent, and subcontractor of Consultant performing services; and,
• The Consultant's signature.

2.2 Payment Schedule.

2.2.1 City shall make incremental payments, based on invoices received, [according to the payment schedule attached as Exhibit A and incorporated herein]. for Services satisfactorily performed, in accordance with the requirements of this Agreement, and for authorized reimbursable costs incurred. City shall have thirty (30) days from the receipt of an invoice that complies with all of the requirements of Section

2.1 to pay Consultant.

2.2.2 City shall pay the last 10% of the total sum due pursuant to this Agreement within sixty (60) days after completion of the services and submittal to City a final invoice, if all services required have been satisfactorily performed.]

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2.3 Total Payment. City shall pay for the Services to be rendered by Consultant pursuant to this Agreement. City shall not pay any additional sum for any expense or cost whatsoever incurred by Consultant in rendering Services pursuant to this Agreement, unless expressly provided for in Section 2.5.

In no event shall Consultant submit any invoice for an amount in excess of the maximum amount of compensation provided above either for a task or for the entire Agreement, unless the Agreement is modified prior to the submission of such an invoice by a properly executed change order or amendment.

2.4 Hourly Fees. Fees for work performed by Consultant on an hourly basis shall not exceed the amounts shown on the fee schedule in Exhibit B.

2.5 Reimbursable Expenses. Reimbursable expenses are specified in Exhibit A, Expenses not listed in Exhibit A are not chargeable to City. Reimbursable expenses are included in the total amount of compensation provided under this Agreement that shall not be exceeded.

2.6 Payment of Taxes. Consultant is solely responsible for the payment of employment taxes incurred under this Agreement and any similar federal or state taxes.

2.7 Authorization to Perform Services. The Consultant is not authorized to perform any Services or incur any costs whatsoever under the terms of this Agreement until Consultant receives authorization to proceed from the Contract Administrator.

SECTION 3. FACILITIES AND EQUIPMENT. Except as set forth herein, Consultant shall, at its sole cost and expense, provide all facilities and equipment that may be necessary to perform the Services required by this Agreement. City shall make available to Consultant only the facilities and equipment listed in this section, and only under the terms and conditions set forth herein.

City shall furnish physical facilities such as desks, filing cabinets, and conference space, as may be reasonably necessary for Consultant's use while consulting with City employees and reviewing records and the information in possession of the City. The location, quantity, and time of furnishing those facilities shall be in the sole discretion of City. In no event shall City be obligated to furnish any facility that may involve incurring any direct expense, including but not limited to computer, long-distance telephone or other communication charges, vehicles, and reproduction facilities.

SECTION 4. INSURANCE REQUIREMENTS. Before beginning any work under this Agreement, Consultant, at its own cost and expense, shall procure insurance against claims for injuries to persons or damages to property that may arise from or in connection with the performance of the work by the Consultant and its agents, representatives, employees, and subcontractors. Consultant shall provide proof satisfactory to City of such insurance that meets the requirements of this section and under forms of insurance satisfactory in all respects to the City. Consultant shall maintain the insurance policies required by this section throughout the term of this Agreement. The cost of such insurance shall be included in the Consultant's proposal.

Consultant shall not allow any subcontractor to commence work on any subcontract until Consultant has obtained all insurance required herein for the subcontractor(s) and provided evidence thereof to City.

Verification of the required insurance shall be submitted and made part of this Agreement prior to execution.

Insurers shall have an AM Best rating of no less than A:VII unless otherwise accepted by the City in writing:

4.1 Commercial General Liability ICGL): Insurance Services Office Form CG 00 01 covering CGL on an "occurrence' basis, including products and completed operations, property damage, bodily injury

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and personal & advertising injury with limits no less than $2,000,000 per occurrence. If a general aggregate limit applies, either the general aggregate limit shall apply separately to this project/location or the general aggregate limit shall be twice the required occurrence limit. If Consultant's services include work within 50 feet of a railroad right of way, the Consultant shall have removed any exclusion on their liability policy limiting coverage for work near a railroad, or shall provide a Railroad Protective Liability policy in favor of the City.

Limits for such coverage shall be no less than $5,000,000.

4.2 Automobile Liability Insurance. ISO Form Number CA 00 01 covering any auto (Code 1 ), or if Consultant has no owned autos, hired, (Code 8) and non-owned autos (Code 9), with limit no less than $1,000,000 per accident for bodily injury and property damage.

4.3 Workers' Compensation Insurance. as required by the State of California, with Statutory Limits, and Employer's Liability Insurance with limit of no less than $1,000,000 per accident for bodily injury or disease.

4.4 Professional Liability (Errors and Omissions): Insurance appropriate to the Consultant's profession, with limit no less than $1,000,000 per occurrence or claim, $2,000,000 aggregate.

4.5 Other Insurance Provisions. Unless otherwise specified below, all insurance policies are to contain, or be endorsed to contain, the following provisions:

4.5.1 Additional Insured Status. The City, its officers, officials, employees, and volunteers are to be covered as additional insureds on the CGL policy with respect to liability arising out of work or I
operations performed by or on behalf of the Consultant including materials, parts, or equipment furnished in I connection with such work or operations. CGL coverage can be provided in the form of an endorsement to the Consultant's insurance (at least as broad as ISO Form CG 20 10 11 85 or if not available, through the addition of both CG 20 10 and CG 20 37 if a later edition is used). This requirement shall only apply to the CGL and Automobile Liability Insurance policies specified above.

4.5.2 Primary Coverage. For any claims related to this contract, the Consultant's insurance coverage shall be primary insurance as respects the City, its officers, officials, employees, and volunteers. Any insurance or self-insurance maintained by the City, its officers, officials, employees, or volunteers shall be excess of the Consultant's insurance and shall not contribute with it. This requirement shall only apply to the CGL and Automobile Liability Insurance policies specified above.

4.5.3 Notice of Cancellation. Each insurance policy required above shall provide that coverage shall not be canceled, except with notice to the City.

4.5.4 Waiver of Subrogation. Consultant hereby grants to City a waiver of any right to subrogation which any insurer of said Consultant may acquire against the City by virtue of the payment of any loss under such insurance. Consultant agrees to obtain any endorsement that may be necessary to affect this waiver of subrogation, but this provision applies regardless of whether or not the City has received a waiver of subrogation endorsement from the insurer. This requirement shall only apply to the CGL, Automobile Liability and Workers' Compensation/Employer's Liability Insurance policies specified above.

4.5.5 Deductibles and Self-Insured Retentions. Any deductibles or self-insured retentions must be declared to and approved by the City. The City may require the Consultant to purchase coverage

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with a lower deductible or retention or provide proof of ability to pay losses and related investigations, claim administration, and defense expenses within the retention.

4.5.6 Claims made policies. If any of the required policies provide claims-made coverage:

4.5.6.1 The Retroactive Date must be shown, and must be before the date of the contract or the beginning of contract work.

4.5.6.2 Insurance must be maintained and evidence of insurance must be provided for at least five (5) years after completion of the contract of work.

4.5.6.3 If coverage is canceled or non-renewed, and not replaced with another claims-made policy form with a Retroactive Date prior to the contract effective date, the Consultant must purchase "extended reporting" coverage for a minimum of five (5) years after completion of contract work.

4.6 Certificate of Insurance and Endorsements. Consultant shall furnish the City with original certificates and amendatory endorsements or copies of the applicable policy language effecting coverage required by this clause. All certificates and endorsements are to be received and approved by the City before work commences. However, failure to obtain the required documents prior to the work beginning shall not waive the Consultant's obligation to provide them. The City reserves the right to require complete, certified copies of all required insurance policies, including endorsements required by these specifications, at any time.

4.7 Subcontractors, Consultant shall include all subcontractors as insured under its policies or shall furnish separate certificates and endorsements for each subcontractor. All coverages for subcontractors shall be subject to all of the requirements stated in this Agreement, including but not limited to naming additional insureds.

4.8 Higher Limits, If the Consultant maintains higher limits than the minimums shown above, the City requires and shall be entitled to coverage for the higher limits maintained by the Consultant. Any available insurance proceeds in excess of the specified minimum limits of insurance and coverage shall be available to the City.

4.9 Special Risks or Circumstances. City reserves the right to modify these requirements, including limits, based on the nature of the risk, prior experience, insurer, coverage or other special circumstances,

4.10 Remedies. In addition to any other remedies City may have if Consultant fails to provide or maintain any insurance policies or policy endorsements to the extent and within the time herein required, City may, at its sole option exercise, any of the following remedies, which are alternatives to other remedies City may have and are not the exclusive remedy for Consultant's breach:
• Obtain such insurance and deduct and retain the amount of the premiums for such insurance from any sums due to Consultant under the Agreement; • Order Consultant to stop work under this Agreement or withhold any payment that becomes due to Consultant hereunder, or both stop work and withhold any payment, until Consultant demonstrates compliance with the requirements hereof; and/or,

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■ Terminate this Agreement.

SECTION 5. INDEMNIFICATION AND CONSULTANT'S RESPONSIBILITIES.

5.1 To the fullest extent permitted by law, Consultant shall defend (with counsel reasonably acceptable to City), indemnify and hold the City, its officials, officers, employees, volunteers, and agents free and harmless from any and all claims, demands, causes of action, costs, expenses, liability, loss, damage or injury of any kind, in law or equity, to property or persons, including wrongful death, in any manner arising out of, pertaining to, or incident to any acts, errors or omissions, or willful misconduct of Consultant, its officials, officers, employees, subcontractors, consultants or agents in connection with the performance of the Consultant's services or this Agreement, including without limitation the payment of all damages, expert witness fees and attorney's fees and other related costs and expenses. Consultant's obligation to indemnify shall not be restricted to insurance proceeds, if any, received by Consultant, the City, its officials, officers, employees, agents, or volunteers.

5.1.1 Acceptance by City of insurance certificates and endorsements required under this Agreement does not relieve Consultant from liability under this indemnification and hold harmless clause.

This indemnification and hold harmless clause shall apply to any damages or claims for damages whether or not such insurance policies shall have been determined to apply.

5.2 By execution of this Agreement, Consultant acknowledges and agrees to the provisions of this Section and that it is a material element of consideration, and that these provisions survive the termination of this Agreement.

SECTION 6. STATUS OF CONSULTANT.

6.1 Independent Contractor. At all times during the term of this Agreement, Consultant shall be an independent contractor and shall not be an employee of City. City shall have the right to control Consultant only insofar as the results of Consultant's services rendered pursuant to this Agreement and assignment of personnel pursuant to Section 1.3; however, otherwise City shall not have the right to control the manner or means by which Consultant accomplishes services rendered pursuant to this Agreement.

Notwithstanding any other City, state, or federal policy, rule, regulation, law, or ordinance to the contrary, Consultant and any of its employees, agents, and subcontractors providing services under this Agreement shall not qualify for or become entitled to, and hereby agree to waive any and all claims to, any compensation, benefit, or any incident of employment by City, including, but not limited to, eligibility to enroll in the California Public Employees Retirement System (PERS) as an employee of City and entitlement to any contribution to be paid by City for employer contributions and/or employee contributions for PERS benefits.

6.2 Consultant Not Agent. Except as City may specify in writing, Consultant shall have no authority, express or implied, to act on behalf of City in any capacity whatsoever as an agent. Consultant shall have no authority, express or implied, pursuant to this Agreement to bind City to any obligation whatsoever.

SECTION 7. LEGAL REQUIREMENTS.

7.1 Governing Law. The laws of the State of California shall govern this Agreement.

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7 .2 Compliance with Applicable Laws. Consultant and any subcontractors shall comply with all laws applicable to the performance of the Services. 7 .3 Other Governmental Regulations. To the extent that this Agreement may be funded by fiscal assistance from another governmental entity, Consultant and any subcontractors shall comply with all applicable rules and regulations to which City is bound by the terms of such fiscal assistance program.

7.4 Licenses and Permits. Consultant represents and warrants to City that Consultant and its employees, agents, and any subcontractors have all licenses, permits, qualifications, and approvals of whatsoever nature that are legally required to practice their respective professions. Consultant represents and warrants to City that Consultant and its employees, agents, any subcontractors shall, at their sole cost and expense, keep in effect at all times during the term of this Agreement any licenses, permits, and approvals that are legally required to practice their respective professions. In addition to the foregoing, Consultant and any subcontractors shall obtain and maintain during the term of this Agreement valid business licenses from City.

7.5 Nondiscrimination and Equal Opportunity. Consultant shall not discriminate, on the basis of a person's race, religion, color, national origin, age, physical or mental handicap or disability, medical condition, marital status, sex, sexual orientation or any other legally protected status, against any employee, applicant for employment, subcontractor, bidder for a subcontract, or participant in, recipient of, or applicant for any services or programs provided by Consultant under this Agreement. Consultant shall comply with all applicable federal, state, and local laws, policies, rules, and requirements related to equal opportunity and nondiscrimination in employment, contracting, and the provision of any Services that are the subject of this Agreement, including but not limited to the satisfaction of any positive obligations required of Consultant thereby.

Consultant shall include the provisions of this Section in any subcontract approved by the Contract Administrator or this Agreement.
7 .6 California Labor Code Requirements. Consultant is aware of the requirements of California Labor Code Sections 1720 et seq. and 1770 et seq., which require the payment of prevailing wage rates and the performance of other requirements on certain "public works' and "maintenance" projects ("Prevailing Wage Laws"). If the services are being performed as part of an applicable "public works' or "maintenance' project, as defined by the Prevailing Wage Laws, and if the total compensation is $1,000 or more, Consultant agrees to fully comply with such Prevailing Wage Laws. Consultant shall defend, indemnify and hold the City, its officials, officers, employees and agents free and harmless from any claims, liabilities, costs, penalties or interest arising out of any failure or alleged failure to comply with the Prevailing Wage Laws. It shall be mandatory upon the Consultant and all subconsultants to comply with all California Labor Code provisions, which include but are not limited to prevailing wages (Labor Code Sections 1771, 177 4 and 1775), employment of apprentices (Labor Code Section 1777.5), certified payroll records (Labor Code Sections 1771.4 and 1776), hours of labor (Labor Code Sections 1813 and 1815) and debarment of contractors and subcontractors (Labor Code Section 1777 .1 ). The requirement to submit certified payroll records directly to the Labor Commissioner under Labor Code section 1771.4 shall not apply to work performed on a public works project that is exempt pursuant to the small project exemption specified in Labor Code Section 1771.4.

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If the services are being performed as part of an applicable "public works" or "maintenance" project, then I pursuant to Labor Code Sections 1725.5 and 1771.1, the Consultant and all subconsultants performing such services must be registered with the Department of Industrial Relations. Consultant shall maintain registration for the full term of this Agreement and require the same of any subconsultants, as applicable.

Notwithstanding the foregoing, the contractor registration requirements mandated by Labor Code Sections 1725.5 and 1771.1 shall not apply to work performed on a public works project that is exempt pursuant to the small project exemption specified in Labor Code Sections 1725.5 and 1771.1.

This Agreement may also be subject to compliance monitoring and enforcement by the Department of Industrial Relations. It shall be Consultant's sole responsibility to comply with all applicable registration and labor compliance requirements. Any stop orders issued by the Department of Industrial Relations against Consultant or any subcontractor that affect Consultant's performance of services, including any delay, shall be Consultant's sole responsibility. Any delay arising out of or resulting from such stop orders shall be considered Consultant caused delay and shall not be compensable by the City. Consultant shall defend, indemnify and hold the City, its officials, officers, employees and agents free and harmless from any claim or liability arising out of stop orders issued by the Department of Industrial Relations against Consultant or any subcontractor.

SECTION 8. TERMINATION AND MODIFICATION.

8.1 Termination. City may cancel this Agreement at any time and without cause upon written notification to Consultant.

Consultant may cancel this Agreement only for cause upon thirty (30) days' written notice to City and shall I include in such notice the reasons for cancellation.

In the event of termination, Consultant shall be entitled to compensation for Services performed satisfactorily to the effective date of termination; City, however, may condition payment of such compensation upon Consultant delivering to City any or all documents, photographs, computer software, video and audio tapes, and other materials provided to Consultant or prepared by or for Consultant or the City in connection with this Agreement.

8.2 Extension. City may, in their sole and exclusive discretion, extend the end date of the term of this Agreement beyond that provided for in Section 1.1. Any such extension shall require a written amendment to this Agreement, as provided for herein. Consultant understands and agrees that, if City grants such an extension, City shall have no obligation to provide Consultant with compensation beyond the maximum amount provided for in this Agreement. Similarly, unless authorized by the Contract Administrator, City shall have no obligation to reimburse Consultant for any otherwise reimbursable expenses incurred during the extension period.

8.3 Amendments. The parties may amend this Agreement only by a writing signed by all the Parties.

8.4 Assignment and Subcontracting. City and Consultant recognize and agree that this Agreement contemplates personal performance by Consultant and is based upon a determination of Consultant's unique personal competence, experience, and specialized personal knowledge. Moreover, a substantial inducement to City for entering into this Agreement was and is the professional reputation and competence of Consultant. Consultant may not assign this Agreement or any interest therein without the

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prior wrttten approval of the Contract Administrator. Consultant shall not subcontract any portion of the performance contemplated and provided for herein, other than to the subcontractors noted in the proposal, without prior wrttten approval of the Contract Administrator.

8.5 Survival. All obligations arising prior to the termination of this Agreement and all provisions of this Agreement allocating liability between City and Consultant shall survive the termination of this Agreement.

8.6 Options upon Breach by Consultant. If Consultant materially breaches any of the terms of this Agreement, City's remedies shall include, but not be limited to, the following:

8.6.1 Immediately terminate the Agreement;

8.6.2 Retain the plans, specifications, drawings, reports, design documents, and any other work product prepared by Consultant pursuant to this Agreement; and/or

8.6.3 Retain a different consultant to complete the work described in Exhibit A not finished by Consultant in which case the City may charge Consultant the difference between the cost to have a different consultant complete the work described in Exhibit A that is unfinished at the time of breach and the amount that City would have paid Consultant pursuant to Section 2 if Consultant had completed the work.

SECTION 9. KEEPING AND STATUS OF RECORDS.

9.1 Records Created as Part of Consultant's Performance. All reports, data, maps, models, charts, studies, surveys, photographs, memoranda, plans, studies, specifications, drawings, records, files, or any other documents or materials, in electronic or any other form, that Consultant prepares or obtains pursuant to this Agreement and that relate to the matters covered hereunder shall be the property of the City.

Consultant hereby agrees to deliver those documents to the City upon termination of the Agreement. It is understood and agreed that the documents and other materials, including but not limited to those described above, prepared pursuant to this Agreement are prepared specifically for the City and are not necessarily suitable for any future or other use.

9.2 Confidentiality. All reports, data, maps, models, charts, studies, surveys, photographs, memoranda, plans, studies, specifications, records, files, or any other documents or materials, in electronic or any other form, that Consultant prepares or obtains pursuant to this Agreement and that relate to the matters covered hereunder shall be kept confidential by Consultant. Such materials shall not, without the prior written permission of City, be used by Consultant for any purpose other than the performance of this Agreement nor shall such materials be disclosed publicly. Nothing furnished to Consultant which is generally known, shall be deemed confidential. Consultant shall not use the City's name or logo or photographs pertaining to the Services under this Agreement in any publication without the prior wrttten consent of the City.

9.3 Consultant's Books and Records. Consultant shall maintain any and all ledgers, books of account, invoices, vouchers, canceled checks, and other records or documents evidencing or relating to charges for Services or expenditures and disbursements charged to the City under this Agreement for a minimum of three (3) years, or for any longer period required by law, from the date of final payment to the Consultant..

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9.4 Inspection and Audit of Records. Any records or documents that Section 9.2 of this I Agreement requires Consultant to maintain shall be made available for inspection, audit, and/or copying at any time during regular business hours, upon oral or written request of the City. Under California Government Code Section 8546. 7, if the amount of public funds expended under this Agreement exceeds Ten Thousand Dollars ($10,000.00), the Agreement shall be subject to the examination and audit of the State Auditor, at the request of City or as part of any audit of City, for a period of three (3) years after final payment under the Agreement.

9.5 Intellectual Property. The City shall have and retain all right, title and interest, including copyright, patent, trade secret or other proprietary rights in all plans, specifications, studies, drawings, estimates, materials, data, computer programs or software and source code, enhancements, documents and any other works of authorship fixed in any tangible medium or expression, including but not limited to physical drawings or other data magnetically or otherwise recorded on computer media ("Intellectual Property") prepared or developed by or on behalf of Consultant under this Agreement. Consultant further grants to City a non-exclusive and perpetual license to copy, use, modify or sub-license any and all Intellectual Property otherwise owned by Consultant which is the basis or foundation for any derivative, collective, insurrectional or supplemental work created under this Agreement.

SECTION 10. MISCELLANEOUS PROVISIONS.

10.1 Venue. In the event either party brings any action against the other under this Agreement, the Parties agree that trial of such action shall be vested exclusively in the state courts of California in the County of Contra Costa or in the United States District Court for the Northern District of California.

10.2 Severability. If a court of competent jurisdiction finds or rules that any provision of this Agreement is invalid, void, or unenforceable, the provisions of this Agreement not so adjudged shall remain in full force and effect. The invalidity in whole or in part of any provision of this Agreement shall not void or affect the validity of any other provision of this Agreement.

10.3 No Implied Waiver of Breach. The waiver of any breach of a specific provision of this Agreement does not constitute a waiver of any other breach of that term or any other term of this Agreement.

10.4 Successors and Assigns. The provisions of this Agreement shall inure to the benefit of and shall apply to and bind the successors and assigns of the Parties.

10.5 Use of Recycled Products. Consultant shall prepare and submit all reports, written studies and other printed material on recycled paper to the extent it is available at equal or less cost than virgin paper.

10.6 Conflict of Interest. Consultant may serve other clients, but none whose activities within the corporate limits of City or whose business, regardless of location, would place Consultant in a "conflict of interest," as that term is defined in the Political Reform Act, codified at California Government Code Section 81000 et seq.

Consultant shall not employ any official of City in the work performed pursuant to this Agreement. No officer or employee of City shall have any financial interest in this Agreement that would violate California Government Code Section 1090 et seq.

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Consultant hereby warrants that it is not now, nor has it been in the previous twelve (12) months, an employee, agent, appointee, or official of the City. If Consultant was an employee, agent, appointee, or official of City in the previous twelve months, Consultant warrants that it did not participate in any manner in the forming of this Agreement. Consultant understands that, if this Agreement is made in violation of Government Code§ 1090 et. seq., the entire Agreement is void and Consultant will not be entitled to any compensation for Services performed pursuant to this Agreement, including reimbursement of expenses, and Consultant will be required to reimburse the City for any sums paid to the Consultant. Consultant understands that, in addition to the foregoing, it may be subject to criminal prosecution for a violation of Government Code Section 1090 and, if applicable, will be disqualified from holding public office in the State of California.

10.7 Inconsistent Terms. If the terms or provisions of this Agreement conflict with or are inconsistent with any term or provision of any Exhibit attached hereto, then the terms and provisions of this Agreement shall prevail.

10.8 Solicitation. Consultant agrees not to solicit business at any meeting, focus group, or interview related to this Agreement, either orally or through any written materials.

10.9 Contract Administration. This Agreement shall be administered by Forrest Ebbs ("Contract Administrator"). All correspondence shall be directed to or through the Contract Administrator or his or her designee.

10.10 Notices. Any written notice to Consultant shall be sent to:

Chuck Newberry
2160 Satellite Boulevard, Suite 300
Duluth, GA 30097
Any written notice to City shall be sent to:

Community Development Department
City of Antioch
P. 0. Box 5007
Antioch, CA 94531-5007
Attn: Wilma Van Hook
City of Antioch
P. 0. Box 5007
Antioch, CA 94531-5007
Attn: City Attorney

10.11 Integration. This Agreement, including all exhibits and other attachments, represents the entire and integrated agreement between City and Consultant and supersedes all prior negotiations, representations, or agreements, either written or oral.

CITY: CONSULTANT:

CITY OF ANTIOCH Tyler Technologies, Inc.

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Rowland E. Bernal, Jr. City Manager
By:

Name:

Title:

Attest:

By:

Ellie Householder, MPP
Name:

Title:

Approved as to Form:

Thomas Lloyd Smith, City Attorney
[ Two signatures are required for a corporation or one signature with the corporate bylaws indicating that one person can sign on behalf of the corporation]

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City of Antioch, CA
SOW from Tyler Technologies, Inc.
12/ 14/ 2020
Presented to:

Wilma Van Hook
P.O. Box 5007
Antioch, CA 94531-5007
Contact :

Chuck Newberry
Email: [email protected]
2160 Satellite Blvd., Suite 300, Duluth, GA 30097
B15
PART 1: EXECUTIVE SUMMARY ............................................................................................................... 1

1. Project Overview .......................................................................................................................... ... 1

1.1 Introduction ........................................................................................................................................ 1

1.2 Project Goals ....................................................................................................................................... 1

1.3 Methodology ....................................................................................................................................... 1 PART 2: PROJECT FOUNDATION ............................................................................................................. 3

2. Project Governance ........... ........................ ................................................... ................................ ... 3

3. Project Scope Control ................... ....................... ........ .................. ............... .......... ........ ................. 4

3.1 Managing Scope and Project Change ................................................................................................. 4

3.2 Change Control ................................................................................................................................... 4

3.3 Change Request Management ............................................................................................................ 4

4. Acceptance Process ................................... ......................... .......... .......................... .............. ........... 6

5. Roles and Responsibilities .......... ............................................ ................................. ............. ......... ... 6

5.1 Tyler Roles & Responsibilities ............................................................................................................. 6

5.1.1 Tyler Executive Sponsor .............................................................................................................. 7

5.1.2 Tyler Implementation Manager .................................................................................................. 7

5.1.3 Tyler Project Manager ................................................................................................................. 7

5.1.4 Tyler Implementation Consultant ............................................................................................... 8

5.1.5 Tyler Sales ................................................................................................................................... 8

5.1.6 Tyler Technical Services .............................................................................................................. 8

5.2 Antioch, CA Roles & Responsibilities .................................................................................................. 9

5.2.1 Antioch, CA Executive Sponsor ................................................................................................... 9

5.2.2 Antioch, CA Steering Committee ................................................................................................ 9

5.2.3 Antioch, CA Project Manager .................................................................................................... 10

5.2.4 Antioch, CA Functional Leads .................................................................................................... 11

5.2.5 Antioch, CA Power Users .......................................................................................................... 12

5.2.6 Antioch, CA End Users ............................................................................................................... 12

5.2.7 Antioch, CA Technical Lead ....................................................................................................... 12

5.2.8 Antioch, CA Change Management Lead ................................ , .................................................. 13 PART 3: PROJECT PLAN ........................................................................................................................... 14

6. Project Stages ................. ....... .............................. ..... ........ ................ ............. ....... ........... ............ ... 14

6.1 Initiate and Plan ................................................................................................................................ 15

6.1.1 Initial Coordination ................................................................................................................... 15

6.1.2 Project/Phase Planning ............................................................................................................. 16

6.1.3 Infrastructure Planning ............................................................................................................. 17 City of Antio ch, CA
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.-...... .?./ ................................................................................ 18 6.1.4

6.1.5 GIS Preparation ......................................................................................................................... 19

6.1.6 Control Point 1: Initi ate & Plan Stage Acceptance .................................................................... 20

6.2 Assess & Define ................................................................................................................................. 21

6.2.1 Solution Orientation .................................................................................................................. 21

6.2.2 Current & Future State Analysis ................................................................................................ 22

6.2.3 Conversion Assessment ............................................................................................................ 23

6.2.4 Intentionally left blank .............................................................................................................. 24

6.2.5 Intentionally left blank .............................................................................................................. 24

6.2.6 Control Point 2: Assess & Define Stage Acceptance ................................................................. 24

6.3 Prepare Solution ............................................................................................................................... 24

6.3.1 Initial System Deployment ........................................................................................................ 25

6.3.2 Configuration ............................................................................................................................ 26

6.3.3 Process Refinement .................................................................................................................. 27

6.3.4 Conversion Delivery ................................................ : ................................................................. 28

6.3.5 Intentionally left blank .............................................................................................................. 30

6.3.6 Intentionally left blank .............................................................................................................. 30

6.3.7 Control Point 3: Prepare Solution Stage Acceptance ................................................................ 30

6.4 Production Readiness ....................................................................................................................... 31

6.4.1 Solution Validation .................................................................................................................... 31

6.4.2 Go-Live Readiness ............................ : ........................................................................................ 32

6.4.3 End User Training ...................................................................................................................... 33

6.4.4 Control Point 4: Production Readiness Stage Acceptance ........................................................ 34

6.5 Production ......................................................................................................................................... 34

6.5.1 Go-Live ...................................................................................................................................... 34

6.5.2 Transition to Client Services ...................................................................................................... 36

6.5.3 Post Go-Live Activities ............................................................................................................... 37

6.5.4 Control Point 5: Production Stage Acceptance ......................................................................... 37

6.6 Close .................................................................................................................................................. 38

6.6.1 Phase Closeout .......................................................................................................................... 38

6.6.2 Project Closeout ........................................................................................................................ 39

6.6.3 Control Point 6: Close Stage Acceptance .................................................................................. 40

7. General Assumptlons ...................... ......... .......... ............ ................. ......................... ...... ...... ....... .... 40 7 .1 Project ............................................................................................................................................... 40

7.2 Organizational Change Management ............................................................................................... 41

7.3 Resources and Scheduling ................................................................................................................ 41

7.4 Data ................................................................................................................................................... 42

7.5 Facilities ............................................................................................................................................. 42

8. Glossary ........ ........................ ........ ................... .................. ................... ....................... .................. 43 PART 4: APPENDICES ............................................................................................................................... 46

9. Conversion ............... ........... .................... ................................... .................... .............. ............. ..... 46 City of Antioch, CA
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11. Project Timeline ..................................................................... ............. .................. .................... .. 47

11.1 EnerGov 12 Month Timeline ............................................................................................................. 47 City of Antioch, CA
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Part 1: Executive Summary

1. Project Overview

1.1 Introduction
Tyler Technologies ("Tyler") is the largest and most established provider of integrated software and technology services focused solely on the public sector. Tyler's end-to-end solutions empower public sector entities including local, state, provincial and federal government, to operate more efficiently and connect more transparently with their constituents and with each other. By connecting data and processes across disparate systems, Tyler's solutions transform how clients gain actionable insights that solve problems in their communities.

1.2 Project Goals
This Statement of Work ("SOW") documents the methodology, implement ation stages, activit ies, and roles and responsibilities, and project scope listed in the Investment Summary of the Agreement betwee n Tyler and Client (collectively the "Project").

The overall goals of the project are to :
■ Successfully implement the contracted scope on time and on budget • Increase operational efficiencies and empower users to be more productive • Improve accessibility and responsiveness to external and internal customer needs ■ Overcome current challenges and meet future goals
• Providing a single, comprehensive, and integrated solution to manage business funct ions • Streamline business processes through automation, integration, and workflows ■ Provide a user-friendly user interface to promote system use and productivity • Eliminate redundant data entry

1.3 Methodology
This is accomplished by Antioch, CA and Tyler working as a partnership and Tyler utilizing its depth of implementation experience. While each Project is unique, all will follow Tyler's six-stage methodo logy. Each of the six stages is comprised of multiple work packages, and each work package includes a narrative description, objectives, tasks, inputs, outputs/de liverables, assumptions, and a responsibility matrix.

Tailored specifically for Tyler's public sector clients, the project methodology contains Stage Acceptance Control Points throughout each Phase to ensure adherence to scope, budget, timeline controls, effective commun ications, and quality standards. Clearly defined, the project methodo logy repeats consistently across Phases, and is scaled to meet the Client's complexity and organizational needs.

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Tyler's Six Stage Project Methodology
TYLER PROJECT MANA6UIENT TllER CLIEKJ SERVICES
The methodology adapts to both single-phase and multiple-phase projects.

To achieve Project success, it is imperative that both Antioch, CA and Tyler commit to including the necessary leadership and governance. During each stage of the Project, it is expected that Antioch, CA and Tyler Project teams work collaboratively to complete tasks. An underlying principle of Tyler's Implementation process is to employ an iterative model where Antioch , CA's business processes are assessed, conf igured, validated, and refined cyclically in line with the project budget. This approach is used in multip le stages and work packages as illustrated in the graphic below .

Iterative Project Model
The delivery approach is systematic, which reduces variability and mitigates risks to ensure Project success. As illustrated, some stages, along with work packages and tasks, are intended to be overlapp ing by nature to efficiently and effectively complete the Project.

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Part 2: Project Foundation

2. Project Governance
Project governance is the management framework within which Project decisions are made. The role of Project governance is to provide a decision-making approach that is logical, robust, and repeatab le. This allows organizations to have a structured approach for conducting its daily business in addition to project re lated activities.

This section out lines the resources required to adequately meet the business needs, objectives, and priorities for the Project, commun icate the goals to other Project participants, and provide support and guidance to accomplish these goals. Project governance defines the structure for escalation of issues and risks, Change Control review and authority, and Organizational Change Management activities. Throughout the Statement of Work Tyler has provided RACI Matrices for activities to be completed throughout the implementation which will further outline responsibilities of different roles in each stage. Further refinement of the governance structure, related processes, and specific roles and responsibilities occurs during the Initiate & Plan Stage.

The chart below illustrates an overall team perspective where Tyler and Antioch, CA collaborate to resolve Project challenges according to defined escalation paths. In the event that project managers do not possess authority to determine a solution, resolve an issue, or mitigate a risk, Tyler implementation management and Antioch, CA Steering Committee become the escalation points to triage responses prior to escalation to Antioch, CA and Tyler executive sponsors. As part of the escalation process, each Project governance tier presents recommendations and supporting information to facilitate knowledge transfer and issue resolution.

Antioch, CA and Tyler executive sponsors serve as the final escalation point.

Project Governance Relationships

CLIENT LEADERSHIP

EXECUTIVE SPONSOR
Champions the project secures buy~n. provtdes
!Tientght and ulHmate decision-making

STEERING COMMITTEE
Monitolli progress, goals and objectlVes
•

PROJECT MANAGER
oversees project schedule and talk5
City of Antioch, CA
Tyler Technologies, Inc.

TYLER LEADERSHIP

EXECUTIVE SPONSOR
Provides overslg)lt and ultJmale declslon-mak!ng
•

IMPLEMEKTATION MANAGER
Mo~tin progress
•

PROJECT MANAGER
oversees project schedule and tasks
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3. Project Scope Control

3.1 Managing Scope and Project Change
Project Management governance principles contend that there are three connected constraints on a Project:
budget, timeline, and scope. These constraints, known as the 'triple constraints' or Project management triangle, define budget in terms of financial cost, labor costs, and other resource costs. Scope is defined as the work performed to deliver a product, service or result with the specified features and functions, while time is simply defined as the schedule. The Triple Constraint theory states that if you change one side of the triangle, the other two sides must be correspondingly adjusted. For example, if the scope of the Project is increased, cost and time to complete will also need to increase. The Project and executive teams will need to remain cognizant of these constraints when making impactful decisions to the Project. A simple illustration of thi s triangle is included here, showing the connection of each item and their relational impact to the overall Scope.

Project Management Triangle
A pillar of any successful project is the ability to properly manage scope while allowing the appropriate level of flexibility to incorporate approved changes. Scope and changes within the project will be managed using the change control process outlined in the following section.

3.2 Change Control
It may become necessary to change the scope of this Project due to unforeseeable circumstances (e.g., new constraints or opportunities are discovered). This Project is being undertaken with the understand ing that Project scope, schedule, and/or cost may need to change in order to produce optimal results for stakeholders . Changes to contractual requirements will follow the change control process specified in the final contract, and as described below.

3.3 Change Request Management
Should the need for a change to Project scope, schedule, and/or cost be identified during the Project, the change will be brought to the attention of the Steering Committee and an assessment of the change will occur. While such changes may result in additional costs and possible delays relative to the schedule, some City of Antioch, CA
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changes may result in less cost to Antioch, CA; for example, Antioch, CA may decide it no longer needs a deliverable originally defined in the Project. The Change Request will include the following informatio n:
• The natu re of the change.
• A good faith estimate of the additional cost or associated savings to Antioch, CA, if any. • The timetabl e for implementing the change.
• The effect on and/or risk to the schedule, resource needs or resource responsibiliti es.

Antioch, CA will use its good faith efforts to either approve or disapprove any Change Request within ten (10) Business Days (or other period as mutually agreeable between Tyler and Antioch, CA). Any changes to the Project scope, budget, or timelin e must be documented and approved in writing using a Change Request form . These changes constitute a formal amendment to the Statement of Work and will supersede any conflicting term in the Statement of Work.

Change Request Process
NEED SCOPE DETAILS ,...,,REQUEST • CHANGES SCHEDULE

CLIENT IDEKTIFIES

NEED/ DESIRE FOR
CHANGE

TYLER ASSESSES/
DITTRMIHES Ol/T

OF SCOPE
City of Antioch , CA
Tyler Technologies, Inc.

CLIENT DETAILS

HEED IH CHANGE

REQUEST FORM
IF TYLER AGREES CLIENT Al/THORIZES SCHEOUUD ADJUSTED TO

WITH THE REQUEST OR DECLINES THE ACCOMMODATE THE
II 1)1er Aarm 111th Re(Jlesl
Eslrnalll pro'/laed lo clent,
olherwtse rtason !Of dllnlal
pro\llled

CHANGE CHANGE IF NECESSARY
IOCN!lni ad<lllon of new taskS
lllal re!Ull frcrn Ille chlrVe
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4. Acceptance Process
The implementation of a Project involves many decisions to be made throughout its lifecycle. Decisions will vary from higher level strategy decisions to smaller, detailed Project level decisions. It is critical to the success of the Project that each Antioch, CA office or department designates specific individuals for making decisions on behalf of their offices or departments.

Both Tyler and the Antioch, CA will identify representative project managers. These individuals will represent the interests of all stakeholders and serve as the primary contacts between the two organizations.

The coordination of gaining client feedback and approval on Project deliverables will be critical to the success of the Project. The Antioch, CA project manager will strive to gain deliverable and decision approvals from all authorized Antioch, CA representatives. Given that the designated decision-maker for each department may not always be available, there must be a designated proxy for each decision point in the Project. Assignment of each proxy will be the responsibility of the leadership from each Antioch, CA department. The proxies will be named individuals that have the authorization to make decisions on behalf of their department.

The following process will be used for accepting Deliverables and Control Points:
• The Antioch, CA shall have five (5) business days from the date of delivery , or as otherwise mutually agreed upon by the parties in writing, to accept each Deliverable or Control Point. If the Antioch, CA does not provide acceptance or acknowledgement within five (5) business days, or the otherwise agreed upon timeframe, not to be unreasonably withheld, Tyler deems the Deliverable or Control Point as accepted.
• If the Antioch, CA does not agree the particular Deliverable or Control Point meets requirements, the Antioch, CA shall notify Tyler project manager(s), in writing, with reasoning with in five (5) business days, or the otherwise agreed-upon timeframe , not to be unreasonably withheld, of receipt of the Deliverable.
• Tyler shall address any deficiencies and redeliver the Deliverable or Control Point. The Antioch, CA shall then have two (2) business days from receipt of the redelivered Deliverable or Control Point to accept or again submit written notification of reasons for rejecting the milestone. If the Antioch, CA does not provide acceptance within two (2) business days, or the otherwise agreed upon timeframe , not to be unreasonably withheld, Tyler deems the Deliverable or Control Point as accepted.

5. Roles and Responsibilities
The following defines the roles and responsibilities of each Project resource for Antioch, CA and Tyler. Roles and responsibilities may not follow the organizational chart or position descriptions at Antioch, CA, but are roles defined within the Project. It is common for individual resources on both the Tyler and client project teams to fill multiple roles. Similarly, it is common for some roles to be filled by multiple people.

5.1 Tyler Roles & Responsibilities
Tyler assigns a project manager prior to the start of each Phase of the Project (some Projects may only be one Phase in duration). Additional Tyler resources are assigned as the schedule develops and as needs arise.

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5.1.1 Tyler Executive Sponsor
Tyler executive management has indir ect involvement with the Project and is part of the Tyler escalation process. This team member offers additional support to the Project team and collaborates with other Tyler department managers as needed in order to escalate and faci litate implementation Project tasks and decisions.
• Provides clear direction for Tyler staff on executing on the Project Deliverables to align with satisfying Antioch, CA 's overall organizational strategy.
• Authorizes required Project resource s.
• Resolves all decisions and/or issues not resolved at the implement ation management level as part of the escalation process.
• Acts as the counte rpart to Antioch, CA 's executive sponsor.

5.1.2 Tyler Implementation Manager
• Tyler implementation management has indirect involvement with the Project and is part of the Tyler escalation process. The Tyler project managers consult implementation management on issues and outstanding decisions critical to the Project. Implementation management works toward a soluti on with the Tyler Project Manager or with Antioch, CA management as appropriate. Tyler executive management is the escalation point for any issues not resolved at this level. • Assigns Tyler Project personnel.
• Provides support for the Project team .
• Provides management support for the Project to ensure it is staffed appropriately and staff have necessary resources.

Monitors Project progress including progress towards agreed upon goals and objectives.

5.1.3 Tyler Project Manager
• The Tyler project manager(s) provides oversight of the Project, coordinat ion of Tyler resources between departments, management of the Project budget and schedule, effective risk and issue management, and is the primary point of contact for all Project related item s. As requested by the client, the Tyler Project Manager provides regular updates to the client Steering Committee and other Tyler governance members. Tyler Project Manager's role includes responsibiliti es in the following areas:

5.1.3.1 Contract Management
• Validates contract compliance throughout the Project.

Ensures Deliverables meet contract requirements .

Acts as primary point of contact for all cont ract and invoici ng questions.

Prepares and presents contract mileston e sign-offs for acceptance by Antioch, CA project manager(s).

Coordinates Change Requests, if needed, to ensure prop er Scope and budgetary compliance.

5.1.3.2 Planning
• Delivers project planning documents .
• Defines Project tasks and resource requirements.
• Develops initial Project schedule and Project Management Plan .

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• Collaborates with Antioch, CA project manager(s) to plan and schedule Project timelines to achieve on-time implementation.

5.1.3.3 Implementation Management
• Tightly manages Scope and budget of Project to ensure Scope changes and budget planned versus actual are transparent and handled effectively and efficiently. • Establishes and manages a schedule and Tyler resources that properly support the Project Schedule and are also in balance with Scope/budget.
• Establishes risk/issue tracking/reporting process between Antioch, CA and Tyler and takes all necessary steps to proactively mitigate these items or comrf1unicate with transparency to Antioch, CA any items that may impact the outcomes of the Project.
• Collaborates with Antioch, CA 's project manager(s) to establish key business drivers and success indicators that will help to govern Project activities and key decisions to ensure a quality outcome of the project.
• Collaborates with Antioch, CA 's project manager(s) to set a routine communication plan that will aide all Project team members, of both Antioch, CA and Tyler, in understanding the goals, objectives, current status, and health of the Project.

5.1.3.4 Resource Management
• Acts as liaison between Project team and Tyler manager(s). • Identifies and coordinates all Tyler resources across all applications, Phases, and activities including development, forms, installation, reports, implementation, and billing. • Provides direction and support to Project team .
• Manages the appropriate assignment and timely completion of tasks as defined in the Project Schedule, task list, and Go-Live Checklist.
• Assesses team performance and adjusts as necessary.
• Consulted on in Scope 3rd party providers to align activities with ongoing Project tasks.

5.1.4 Tyler Implementation Consultant
• Completes tasks as assigned by the Tyler project manager(s). • Documents activities for services performed by Tyler. • Guides Antioch, CA through software validation process following configuration. • Assists during Go-Live process and provides support until Antioch, CA transitions to Client Services. • Facilitates training sessions and discussions with Antioch, CA and Tyler staff to ensure adequate discussion of the appropriate agenda topics during the allotted time . • May provide conversion review and error resolution assistance.

5. 1.5 Tyler Sales
• Supports Sales to Implementation knowledge transfer during Initiate & Plan. • Provides historical information, as needed, throughout implementation. • Participates in pricing activities if additional licensing and/or services are needed.

5.1.6 Tyler Technical Services
• Maintains Tyler infrastru cture requirements and design document(s).

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• Involved in system infrastructure planning/revi ew(s). • Provides first installation of licensed software with initi al database on servers. • Supports and assists the project team with technical/environmental issues/needs. • Deploys Tyler products.
• Provides technical training.
• Conducts GIS Planning.
• Reviews GIS data and provides feedback to the client. • Loads client provided GIS data into the system.

5.2 Antioch, CA Roles & Responsibilities
Antioch, CA resources will be assigned prior to the start of each Phase of the Project. One person may be assigned to multiple Project roles.

5.2.1 Antioch, CA Executive Sponsor
The Antioch, CA executive sponsor provides support to the Project by prov iding strategic direction and communicating key issues about the Project and its overall importance to the organization. When called upon, the executive sponsor also acts as the final authority on all escalated Project issues. The executive sponsor engages in the Project, as needed, in order to provide necessary support, oversight, guidance, and escalation, but does not participate in day-to-day Project activities. The executive sponsor empowers the Antioch, CA steering committee, project manager(s), and functional leads to make critical business decisions for Antioch, CA.
• Champions the project at the executive level to secure buy-in. • Authorizes required project resources.
• Actively participates in organizational change communicatio ns.

5.2.2 Antioch, CA Steering Committee
The Antioch, CA steering committee understands and supports the cultural change necessary for the Project and fosters an appreciation for the Project's value throughout the organization. The steering committee oversees the Antioch, CA project manager and Project as a whole through participation in regular internal meetings. The Antioch, CA steering committe e remains updated on all Project progress, Project decisions, and achievement of Project milestones. The Antioch, CA steering committee also serves as primary level of issue resolution for the Project.
• Works to resolve all decisions and/or issues not resolved at the project manager level as part of the escalation process.
• Attends all scheduled steering committee meetings.
• Provides support for the project team.
• Assists with commun icating key project messages throughout the organization. • Prioritizes the project within the organization.
• Ensures the project staffed appropriately and that staff have necessary resources. • Monitors project progress including progress towards agreed upon goals and objectives. • Has the authority to approve or deny changes impacting the following areas:
o Cost
o Scope
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o Schedule
o Project Goals
o Antioch, CA Policies
o Needs of other client projects

5.2.3 Antioch, CA Project Manager
Antioch, CA shall assign project manager(s) prior to the start of this project with overall responsibility and authority to make decisions related to Project Scope, scheduling, and task assignment. Antioch, CA Project Manager should commun icate decisions and commitments to the Tyler project manager(s) in a timely and efficient manner. When Antioch, CA project manager(s) do not have the knowledge or authority to make decisions, he or she engages the necessary resources to participate in discussions and make decisions in a timely fashion to avoid Project delays. The client project manager(s) are responsible for reporting to client steering committee and determining appropriate escalation points.

5.2. 3.1 Contract Management
• Validates contract compliance throughout the project. • Ensures that invoicing and Deliverables meet contract requirements. • Acts as primary point of contact for all contract and invoicing questions. Collaborates on and approves Change Requests, if needed, to ensure proper scope and budgetary comp liance.

5.2.3.2 Planning
• Reviews and accepts project planning documents.
• Defines project tasks and resource requirements for Antioch, CA project team. • Collaborates in the development and approval of the project schedule. • Collaborates with Tyler project manager(s) to plan and schedule project timelines to achieve on-time implementation.

5.2.3.3 Implementation Management
• Tightly manages project budget and scope.
• Collaborates with Tyler project manager(s) to establish a process and approval matrix to ensure that scope changes and budget (planned versus actual) are transparent and handled effectively and efficiently .
• Collaborates with Tyler project manager to establish and manage a schedule and resource plan that properly supports the project schedule as a whole and is also in balance with scope and budget. • Collaborates with Tyler project manager(s) to establish risk and issue tracking and reporting process between Antioch, CA and Tyler and takes all necessary steps to proactively mitigate these items or communicate with transparency to Tyler any items that may impact the outcomes of the project. • Collaborates with Tyler project manager(s) to establish key business drivers and success indicators that will help to govern project activities and key decisions to ensure a quality outcome of the project. • Routinely communicates with both Antioch, CA staff and Tyler, aiding in the understanding of goals, objectives, current status, and health of the project by all team members. • Manages the requirements gathering process and ensure timely and quality business requirements are being provided to Tyler.

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5.2.3.4 Resource Management
• Acts as liaison between project team and stakeholders. • Ident ifies and coordinates all Antioch, CA resources across all modules, phases, and activities including data conversions, forms design, hardware and software installation, reports building, and satisfying invoices.
• Provides direction and support to project team.
• Builds partnerships among the various stakeholders, negotiating authority to move the project forward.
• Manages the appropr iate assignment and timely completion of tasks as defined. ■ Assesses team performance and takes corrective action, if needed. • Provides guidance to Antioch, CA technical teams to ensure appropriate response and collaboration with Tyler Technical Support Teams in order to ensure timely response and appropriate resolution. • Owns the relationship with in-Scope 3rd party providers and aligns activiti es with ongoing project tasks.
• Ensures that users have approp riate access to Tyler project toolsets as required. • Conducts training on proper use of toolsets.
• Validates completio n of required assignments using toolsets.

5.2.4 Antioch, CA Functional Leads
• Makes business process change decisions under time sensitive conditions. • Communicates existing business processes and procedures to Tyler consultants. • Assists in identifyin g· business process changes that may require escalation. • Contributes business process expertise for Current & Future State Analysis. • Identifies and includes additional subject matter experts to participate in Current & Future State Analysis.
• Validates that necessary skills have been retained by end users. • Provides End Users with dedicated time to comple te required homework tasks. • Acts as an ambassador/champ ion of change for the new process and provide business process change support.
• Ident ifies and commun icates any additional training needs or scheduling conflicts to Antioch, CA project manager.
• Actively participates in all aspects of the implementation, including, but not limited to, the following key activiti es:
o Task comp letion
o Stakeholder Meeting
o Project Management Plan development
o Schedule development
o Maintenance and monitoring of risk register
o Escalation of issues
o Communication with Tyler project team
o Coordination of Antioch, CA resources
o Attendance at scheduled sessions
o Change management activities
o Modification specification, demonstrations, testing and approva l assistance o Data analysis assistance
o Decentralized end user training
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o Process testing
o Solution Validation

5.2.5 Antioch, CA Power Users
• Participate in project activities as required by the project team and project manager(s). • Provide subject matter expertise on Antioch, CA business processes and requirements. • Act as subject matter experts and attend Current & Future State Analysis sessions as needed. • Attend all scheduled training sessions.
• Participate in all required post-training processes as needed throughout project. • Test all application configuration to ensure it satisfies business process requirements. • Become application experts.
• Participate in Solution Validation.
• Adopt and support changed procedures.
• Complete all deliverables by the due dates defined in the project schedule. • Demonstrate competency with Tyler products processing prior to Go-live. • Provide knowledge transfer to Antioch, CA staff during and after implementation. • Participate in conversion review and validation.

5.2.6 Antioch, CA End Users
• Attend all scheduled training sessions.
• Become proficient in application functions related to job duties. • Adop t and utilize changed procedures.
• Complete all deliverables by the due dates defined in the project schedule. • Utilize software to perform job functions at and beyond Go-live.

5.2. 7 Antioch, CA Technical Lead
• Coordinates updates and releases with Tyler as needed. • Coordinates the copying of source databases to training/testing databases as needed for training days.
• Coordinates and adds new users, printers and other peripherals as needed. • Validates that all users understand log-on process and have necessary permission for all training sessions.
• Coordinates interface development for Antioch, CA third party interfaces . • Develops or assists in creating reports as needed.
• Ensures on-site system meets specification s provided by Tyler. • Assists with software installation as needed.
• Extracts and transmits conversion data and control reports from Antioch, CA's legacy system per the conversion schedule set forth in the project schedule.

5.2.7.1 Antioch, CA GIS
• Participates in GIS planning activities.
• Responsible for management and maintenance of Antioch, CA GIS infrastructure and data . • Ensures GIS data/serv ice endpoints are in alignment with Tyler software requirements. • Provides Tyler implementation team with GIS data/service access information.

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5.2.7.2 Antioch, CA Upgrade Coordination
• Becomes familiar with the software upgrade process and required steps. • Becomes familiar with Tyler's releases and updates.
• Utilizes Tyler resources to stay abreast of the latest Tyler releases and updates, as well as the latest helpful tools to manage Antioch, CA's software upgrade process. • Assists with the software upgrade process during implementation. • Manages software upgrade activities post-implementation. • Manages software upgrade plan activit ies.
• Coordinates software upgrade plan activities with Antioch, CA and Tyler resources. • Communicates changes affecting users and department stakeholders. • Obtains department stakeholder acceptance to upgrade production environment.

5.2.8 Antioch, CA Change Management Lead
•
•
Validates that users receive timely and thorough communication regarding process changes .

Provides coaching to supervisors to prepare them to support users through the project changes.

Ident ifies the impact areas resulting from project activities and develops a plan to address them proactively.
•
•
Identifies areas of resistance and develops a plan to reinforce the change .

Monitors post-production performance and new process adherence .

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Pa rt 3: Project Pian

6. Project Stages
Work Breakdown Structure
The Work Breakdown Structure (WBS) is a hierarchical representation of a Project or Phase broken down into smaller, more manageable components. The top-level components are called "Stages" and the second level components are called "Work Packages". The work packages, shown below each stage, contain the high-le vel work to be done. The detailed Project Schedule, developed during Project/Phase Planning and finalized during subsequent stages, lists the tasks to be completed within each work package. Each stage ends with a "Control Point", confirming the work perfor med during that stage of the Project has been accepted by Antioch, CA.

Work Breakdown Structure (WBS)
•1tems noted with on asterisk In the graphic above relate to specific products and services. If those products and services ore not Included in the scope of the contract, these spedfic work packages w/11 be noted as "lntentlonolly Left Blank" In Section 6 of the Statement of Work.

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6.1 Init iate and Plan
The Initiate and Plan stage involves Project initiation, infr astructure, and planning. This stage creates a foundation for the Project by identifying and establishing sequence and timing for each Phase as well as verifyi ng scope for the Project. This stage will be conduc ted at the onset of the Project, with a few unique items being repeated for t he additi onal Phases as needed.

6.1.1 Initial Coordination
Prior to Project commencement, Tyler management assigns projec t manager(s). Additio nal Project resources will be assigned later in the Project as a Project schedule is developed. Tyler provides Antioch, CA with initial Project documents used to gather names of key personnel, t heir functional role as it pert ains to t he Project, as well as.any blackout dates to consider for futur e planning. Antioch, CA gathers the infor mation requested by the provided deadline ensuring preliminary planning and scheduling can be conducted moving t he Project forwa rd in a timely fashion. Internally, the Tyler Project Manager(s) coordin ate with sales to ensure transfer of vital information from the sales process prior to scheduling a Project Planning Meeti ng with Antioch, CA's team. During thi s step, Tyler will work with Antioch, CA to establish the date(s) for th e Project and Phase Planning session.

Objectives:
• Formally launch the proj ect.
• Establish proj ect gove rnance.
• Define and commun icate governance for Tyler.
• Identify client project team.

STAGE 1 Initial Coordination
RACI MATRIX KEY:

R = Responsible
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C = Consulted
I = Informed
Tyler project team is assigned
Client project team is assigned
Provide initial project
documents to Antioch, CA
Gather preliminary information
requested
Sales to implementation
knowledge transfer
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Tyler Technologies, Inc
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Create Project Portal to store
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Inputs Contract documents
Statement of Work
Outputs/Deliverables Completed initial project documents Project portal
Work package assumptions:
• Project activities begin after the agreement has been fully executed.

6.1. 2 Project/Phase Planning
Project and Phase planning provides an opportunity to review the contract, software, data conversions and services purchased, identify applications to implement in each Phase (if applicable), and discuss implementation timeframes.

During this work package Tyler will work with Antioch, CA to coordinate and plan a formal Project planning meeting(s). This meeting signifies the start of the Project and should be attended by all Antioch, CA Project team members and the Tyler Project Manager. The meeting provides an opportunity for Tyler to introduce its implementation methodology, terminology, and Project management best practices to Antioch, CA's Project Team. This will also present an opportunity for project managers and Project sponsors to begin to discuss Project communication, metrics, status reporting and tools to be used to measure Project progress and manage change.

Tyler will work with the Antioch, CA Project Team to prepare and deliver the Project Management Plan as an output of the planning meeting. This plan will continue to evolve and grow as the Project progresses and will describe how the project will be executed, monitored, and controlled.

During project planning, Tyler will introduce the tools that will be used throughout the implementation. Tyler will familiarize the client with these tools during project planning and make them available for review and maintenance as applicable throughout the project. Some examples are Solution validation plan, issue log, and go-live checklist.

STAGE 1
City of Antioch , CA
Tyler Technologies, Inc.

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R = Responsible
A = Accountable
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Schedule and
conduct planning
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Develop Project
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Develop initial
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Inputs
Outputs/ Deliverables
Work package assumptions:

Contract documents
Statement of Work
Guide to Starting Your Project
Project Management Plan
Pro"ect Operational Plan
Initial Project Schedule
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• Antioch, CA has reviewed and compl eted t he Guide to Startin g Your Project document.

6.1.3 Infrastructure Planning
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Procuri ng required hardware and settin g it up proper ly is a critical part of a successful implemen tation. This task is especia lly impor tant for Tyler-host ed/Saas dep loyment mode ls. Tyler will be responsible for bui lding the envi ronments for a hosted/Saas deployment, un less otherwise identifi ed in the Agreement. Tyler will install Licensed Software on application serve r(s) or train Anti och, CA to install License Software. The Antioch, CA is respo nsible for the install ation and setu p of all periph era l devices.

Objectives:
• Ensure Ant ioch, CA's infrastruc tu re mee ts Tyler's applicat ion req uirement s. • Ensure Ant ioch, CA's infrastructure is scheduled to be in place and available for use on t ime.

I STAGE 1
City of Antioch, CA
Tyler Technologies, Inc.

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RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Provide Infrastructure
Requirements and Design
Document
Initial Infrastructure
Meeting
•schedule Saas
Environment Availability
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Schedule Installation of
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Infrastructure Audit
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1. Completed Infrastructure Requirements
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2. Infrastructure Audit
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Acceptance Criteria [only) for Deliverables
Delivery of Document
System Passes Audit Criteria
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6.1.4 Stakeholder Meeting
Communication of the Project planning outcomes to the Antioch, CA Project team, executives and other key stakeholders is vital to Project success. The Stakeholder meeting is a strategic activity to inform, engage, gain commitment, and instill confidence in the Antioch, CA team. During the meeting, the goals and objectives of the Project will be reviewed along with detail on Project scope, implementation methodo logy, roles and responsibilities, Project timeline and schedule, and keys to Project success.

Objectives:
• Formally present and communicate the proj ect activities and timeline. • Communicate project expectations.

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STAGE 1
RACI MATRIX KEY:

R = Responsible
A= Accountab le
C = Consulted
I= Informed
Create Stakeholder
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Review Stakeholder
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Perform Stakeholder
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Inputs
Outputs/
Deliverables
Agreement
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Project Management Plan
Stakeholder Meeting Presentation
Work package assumptions:
• None

6.1.5 GIS Preparat ion
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GIS data is a core part of many Tyler applications. Other Antioch, CA offices/pro ducts may also use thi s data and have different GIS requirement s. A key focus of th is preparation will be the process for developing the GIS data for use with Tyler applications . This can be an iterative process, so it is import ant to begin prepara tion early.

Objectives:
• Ident ify all Antioch, CA GIS data sources and formats. • Tyler to understand Antioch, CA's GIS needs and practices. • Ensure Antioc h, CA's GIS data meets Tyler product requ irement s.

I STAGE 1
City of Antioch, CA
Tyler Technologies, Inc.

I GIS Preparation
Tyler I Client
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R = Responsible
A = Accountable
C = Consulted
I= Informed
Initial GIS Planning
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Review GIS Data and
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I Inputs I GIS Requirements Document
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Deliverables
Production Ready Map Data Meets Tyler GIS Requirements.

Work package assumptions:
■ GIS data provided to Tyler is accurate and complete.
• GIS data provided to Tyler is cur rent.
• Antioc h, CA is responsible for maintaining the GIS data.

6.1.6 Control Point 1: Initiate & Plan Stage Acceptance Acceptance criteria for this stage includes completion of all criteria listed below.

Note: Advancement to the Assess & Define stage is not dependent upon Tyler's receipt of th is stage acceptance.

Initiate & Plan Stage Deliverables:
• Project Management Plan
• Initi al Project Schedu le
Initiate & Plan stage acceptance criteria:
• All stage deliverables accepted based on acceptance criteria previously defined ■ Project governance define d
■ Project portal made available to Antioch, CA
■ Stake holder meeting comp lete
■ GIS Data Production Ready
City of Antioch, CA
Tyler Technologies, Inc.
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• Completed Infrastructure Requirements and Design Document • System Passes Infrastructure Audit (as applicable)

6.2 Assess & Define
The Assess & Define stage will provide an opportunity to gather information related to current Antio ch, CA business processes. This inform ation will be used to identify and define business processes utilized w ith Tyler software. Antioch, CA collaborates with Tyler providing complete and accurate information to Tyler staff and assisting in analysis, understanding current workflows and business processes.

6.2.1 Solution Orientation
The Solution Orientation provides the Project stakeholders a high-level understanding of the solution functionality prior to beginning the current and future state analysis. The primary goal is to establish a foundation for upcoming conversations regarding the design and configuration of the solution.

Tyler utilizes a variety of tools for the Solution Orientat ion, focusing on Antioch, CA team knowledge transfer such as: elearning, documen tation, or walkthroughs. The Antioch, CA team will gain a better understanding of the major processes and focus on data flow, the connect ion between conf igurat ion options and outcome , integration, and terminology that may be unique to Tyler's solution .

Objectives:
• Provide a basic understanding of system functionality. • Prepare Antioch, CA for current and future state analysis.

STAGE 2
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I = Informed
Complete pre-requisites
Conduct orientation
Solution Orientation
Inputs Solution orientation materials
Training Plan
City of Antioch, CA
Tyler Technologies, Inc.

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6.2.2 Current & Future State Analysis
The Current & Future State Analysis provides the Project stakeholders and Tyler an understanding of process changes that will be achieved with the new system.

Antioch, CA and Tyler will evaluate current state processes, options within the new software, pros and cons of each based on current or desired state and make decisions about the future state configuration and processing. This may occur before or within the same timeframe as the configuration work package. The options within the new software will be limited to the scope of this implementation and will make use of standard Tyler functionality .

The Antioch, CA will adopt the existing Tyler solution wherever possible to avoid project schedule and quality risk from over customization of Tyler products. It is the client's responsibility to verify that in-scope requirements are being met throughout the implementation if functional requirements are defined as part of the contract. The following guidelines will be followed when evaluating if a modification to the product is required:
■ A reasonable business process change is available.
• Functionality exists which satisfies the requirement. ■ Configuration of the application satisfies the requirement. • An in-scope modification satisfies the requirement.

Requirements that are not met will follow the agreed upon change control process and can have impacts on the project schedule, scope, budget and resource availability.

STAGE 2
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Current State process
review
Discuss future-state
options
Make future -state
decisions (non -COTS)
Document anti cipated
configuration options
required to support
future state
Current & Future State Analysis
TYier
I input s I Client current state documentation
City of Antioch, CA
Tyler Technologies, Inc.

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B40
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Outputs/
Deliverables
Solution Orientation completion
Documentation that describes future-state
decisions and configuration options to support
future-state decisions.

Work package assumption s:

Acceptance Criteria !only] for Deliverables
Delivery of document
• Antioch, CA attendees possess sufficie nt knowle dge and authority to make futur e state decisions. • Anti och, CA is responsible for any documenta tio n of current state business processes. • Client is able to effectively commun icate current state processes.

6.2.3 Conversion Assessment
Data Conversions are a major effort in any software impl ementation. Tyler's conversion too ls facilitate the predictable, repeatable conversion process that is necessary to support a successful tra nsitio n to the Tyler system. The first step in thi s process is to perform an assessment of th e existing ("legacy" ) system(s), to better understand the source data, risks, and options available. Once the data has been analyzed, t he plan for data conversion is comp leted and communicated t o the appropriate stakeholders.

Objectives:
•
•
Commun icate a common understa nding of the proj ect goals with respect to data .

Ensure complete and accurate source data is available for rev iew/transfer . • Map the data from the source to the Tyler system .
• Document the data conversion/ loading appro ach .

STAGE 2
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I = Informed
Extract Data from Source
Systems
Complete Data
Analysis/Mapping
Review and Scrub Source
Data
City of Antioch, CA
Tyler Technologies, Inc
Data Conversion Assessment
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Inputs Client Source data
Client Source data Documentation (if available)
Outputs/ Acceptance Criteria [only] for Deliverables
Deliverables
Data Conversion Plan built/updated Client Acceptance of Data Conversion Plan, if Applicable
Work package assumptions:
• Tyler will be provided with data from the Legacy system(s) in a mutually agreed upon forma t. • Tyler will work with Antioch , CA representatives to identify business rules before writing the conversion.
• Antioch, CA subject matter experts and resources most familiar with the current data will be involved in the data conversion planning effort.

6.2.4 Intentionally left blank.

6.2.5 Intentionally left blank.

6.2.6 Control Point 2: Assess & Define Stage Acceptance Acceptance criteria for this Stage includes completion of all criteria listed below.

Note: Advancement to the Prepare Solution Stage is dependent upon Tyler's receipt of the Stage Acceptance.

Assess & Define Stage Deliverables:
• Documentation of future state decisions and configuration options to support future state decisions. • Modification specification document.
• Assess & Define Stage Acceptance Criteria:
• All stage deliverables accepted based on criteria previously defined . • Solution Orientation is delivered.
• Conversion data extracts are received by Tyler.
• Data conversion plan built.

6.3 Prepare Solution
During the Prepare Solution stage, information gathered during the Initiate & Plan and Assess & Define stages will be used to install and configure the Tyler software solution . Software configuration will be validated by the client against future state decisions defined in previous stages and processes refined as needed to ensure business requirements are met.

City of Antioch, CA
Tyler Techno logies, Inc. Page/ 24
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I

6.3.1 Initial System Deployment
The timely availability of the Tyler Solut ion is importan t to a successful Project implementation. The success and timeliness of subsequent work packages are contingent upon the init ial system dep loyment of Tyler Licensed Software on an approved network and infrastructure. Delays in executing this work package can affect the project schedule.

Objectives:
■ All licensed softwa re is installed and operational.
• Antioch, CA is able to access the software .

STAGE 3 Initial System Deployment (Hosted/Saas) •
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Prepare hosted
environment
Install Licensed
Software with
Initial Database on
Server(s) for
Included
Environments
Install Licensed
Software on Client
Devices (if
applicable)
Tyler System
Administration
Training (if
applicable)
Outputs/
Deliverables
Licensed Software is Installed on the Server(s)
Licensed Software is Installed on Clients (if
applicable)
Installation Checklist/Svstem Document
Infrastructure Design Document (C&J - If
Applicable)
City of Antioch, CA
Tyler Technologies, Inc.
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Software is accessible
Software is accessible
System Passes
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B43
Work package assumptions:
■ The most current generally available version of the Tyler Licensed Software will be installed. ■ Antioch, CA will provide network access for Tyler modules, printers, and Internet access to all applicable Antioch, CA and Tyler Project staff.

6.3.2 Configuration
The purpose of Configuration is to prepare the software product for validation.

Tyler staff collaborates with Antioch, CA to comp lete software configuration based on the outputs of the future state analysis performed during the Assess and Define Stage. Antioch , CA collaborates w ith Tyler staff iteratively to validate software configuration.

Objectives:
• Software is ready for validation.
• Educate Antioch, CA SME how to configure and maintain software. • Prepare standard interfaces for process validation (if applicable) .

STAGE 3
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Conduct configuration
training
Complete Tyler
configuration tasks
(where aoolicable)
Complete Client
configuration tasks
(where applicable)
Standard interfaces
configuration and
training (if applicable)
Updates to Solution
Validation testing plan
Configuration
Tvler Client
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Tyler Technologies, Inc. Page/ 26
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B44
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Outputs/ Acceptance Criteria [only] for Deliverables
Deliverables
Configured System N/A
Work package assumptions:
• Tyler provides guidance for configuration options available within the Tyler softwa re. Antioch, CA is responsible for making decisions when mult iple options are available.

6.3.3 Process Refinement
Tyler will educate the Antioch, CA users on how to execute processes in the system to prepare them for the validation of the softwa re. Antioch, CA collaborates with Tyler staff iterative ly to validate software configuration options to support future state.

Objectives:
• Ensure that Antioch, CA understan ds future state processes and how to execute the processes in the softwa re.
• Refine each process to meet the business requirements. • Validate standard interfaces, where applicable.
• Validate forms and reports, w here applicable.

STAGE 3
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I = Informed
Conduct process
training
Confirm process
decisions
Test configuration
Refine
configuration
(Client
Responsible)
Refine
configuration (Tyler
Responsible)
City of Antioch, CA
Tyler Technologies, Inc.

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process and results A R C C
Update client-
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A documentation (if R C
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Updates to
Solution Validation A R C C
testing plan
Inputs Initial Configuration
Documentation that describes future state decisions and configuration options to support future state decisions.

Solution validation test plan
Outputs/ Acceptance Criteria !only] for Deliverables
Deliverables
Updated solution validation test plan
Completed client-specific process
documentation (completed by Antioch, CA)
Work package assumptions:
• None

6.3.4 Conversion Delivery
The purpose of this task is to transition the Antioch, CA's data from their source ("legacy") system(s) to the Tyler system(s). The data will need to be mapped from the legacy system into the new Tyler system format. A well-executed data conversion is key to a successful cutover to the new system(s).

With guidance from Tyler, the Antioch, CA will review specific data elements within the system and identify/ report discrepancies. Iteratively, Tyler will collaborate with the Antioch, CA to address conversion discrepancies. This process will allow for clean, reconciled data to transfer from the source system(s) to the Tyler system(s) . Reference Conversion Appendix for additional detail.

City of Antioch, CA
Tyler Technologies, Inc Page I 28
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B46
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Objectives:
• Data is ready for production (Conversion).

STAGE 3

RACI MATRIX
KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Provide data
crossw a I ks/ code
mapping tool
Populate data
crosswalks/code
mapping tool
Iterations:

Conversion
Development
Iterations:

Deliver
converted data
Iterations:

Proof/Review
data and
Data Delivery & Conversion
City of Antioch, CA
Tyler Technologies, Inc.

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Inputs
Data Conversion Plan
Configuration
Outputs/ Acceptance Criteria [ only) for Deliverables
Deliverables
Code Mapping Complete/ Validated N/A
Conversion Iterations/ Reviews Complete Conversion complete, verified and ready for final pass
Work package assumptions:
• The Antioch, CA will provide a single file layout per source system as identified in the investment summary.
• The Antioch, CA subject matter experts and resources most familiar with th e current data will be involved in the data conversion effort.
• The Antioch, CA project team will be responsible for comp leting the code mapping activity , with assistance from Tyler.

6.3.5 Intentionally left blank.

6.3.6 Intentionally left blank.

6.3.7 Control Point 3: Prepare Solution Stage Acceptance Acceptance criteria for this Stage includes all criteria listed below in each Work Package.

Note: Advancement to the Production Readiness Stage is dependent upon Tyler' s receipt of the Stage Acceptance.

Prepare Solution Stage Deliverables:
• Licensed software is installed .
• Installation checklist/system document.
• Conversion iterations and reviews complete.

Prepare Solution Stage Acceptance Criteria :
• All stage deliverables accepted based on criteria previously defined. • Software is configur ed.
• Solution validation test plan has been reviewed and updated if needed.

Clcy of Antioch, CA
Tyler Tec/Jnologies, Inc. Page/ 30
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6.4 Production Readiness
Activities in the Production Readiness stage will prepare the client team for go-live through solution validation, the development of a detai led go- live plan and end user training. A readiness assessment will be conducted with the client to review the status of the project and th e organizations readiness for go-live.

6.4.1 Solution Validation
Solution Validation is the end-to-end software testing activity to ensure that Antioch, CA verifi es all aspects of the Project (hardwa re, configuration, business processes, etc.) are functioning properly, and validates that all features and functions per the contract have been deployed for system use.

Objectives:
■ Validate that the solution performs as indicated in the solution validation plan. • Ensure Antioch, CA organization is ready to move forward with go-live and training (if app licable).

STAGE 4
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Update Solution
Validation plan
Update test scripts (as
applicable)
Perform testing
Document issues from
testing
Perform required follow­
up on issues
Solution Validation
Inputs Solution Validation plan
Client
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Solution Validation Report Antioch, CA updates report with testing results Work package assumptions:
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City of Antioch, CA
Tyler Technologies, Inc. Page I 31
B49
• Designated testing environment has been established.
• Testing includes current phase activities or deliverables only.

6.4.2 Go-Live Readiness
Tyler and Antioch, CA will ensure that all requirements defined in Project planning have been completed and the Go-Live event can occur, as planned. A go-live readiness assessment will be completed identifying risks or actions items to be addressed to ensure the client has considered its ability to successfully Go-Live. Issues and concerns will be discussed and mitigation options documented . Tyler and Antioch, CA will joi ntly agree to move forward with transition to production. Expectations for final preparation and critical dates for the weeks leading into and during the Go-Live week will be planned in detail and communicated to Project teams.

Objectives:
• Action plan for go-live established .
• Assess go-live readiness.
• Stakeholders informed of go-live activities.

STAGE4
RAC! MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Perform Readiness
Assessment
Conduct Go-Live planning
session
Order peripheral
hardware (if applicable)
Confirm procedures for
Go-Live issue reporting &
resolution
Develop Go-Live checklist
Final system
infrastructure review
(where applicable)
Go-Live Readiness
Tvter
Inputs Future state decisions
Outputs/
Deliverables
Go-live checklist
City of Antioch, CA
Tyler Technologies, Inc.

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Work package assumptions:
• None

6.4.3 End User Training
Updated Action plan and Checklist for go-live
delivered to Antioch, CA
End User Training is a critical part of any successful software impleme ntation. Using a trai ning plan prev iously reviewed and approved, the Project team wi ll organize and initiate the trai ning activit ies.

Self-direc ted: Tyler prov ides e-learnin g, documentation, or videos to facilitate end user tra ini ng.

Tyler will provide standard applicat ion documen tatio n for the genera l use of the software. It is not Tyler's responsibil ity to deve lop client specific business process docu mentat ion. Client-led train ing labs using client specific business process documen tation if created by the clie nt can be added to the regu lar tra inin g curricu lum, enhancing the training experie nces of the end users.

Obj ect ives:
• End users are t rained on how to use the softwa re prior to go-live. • Ant ioch, CA is prepared for on-going tra ining and support of the application.

STAGE4 End User Training
Client
RACI MATRIX KEY: vi
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End User training (Client- A R C C C led)
Inputs Training Plan
List of End Users and their Roles/ Job Duties
Configured Tyler System
Outputs/ Acceptance Criteria [only] for Deliverables
Deliverables
End User Training Antioch, CA signoff that training was delivered City of Antioch, CA
Tyler Technologies, Inc. Page I 33
B51
Work package assumptions:
• The Antioch, CA project team will work with Tyler to jointly develop a training curriculum that identifies the size, makeup, and subject-area of each of the training classes. • Tyler will work with Antioch, CA as much as possible to provide end-user training in a manner that minimizes the impact to the daily operations of Antioch, CA department s. • Antioch, CA will be responsible for training new users after go-live (exception-previously planned or regular training offerings by Tyler).

6.4.4 Control Point 4: Production Readiness Stage Acceptance Acceptance criteria for this stage includ es all criteria listed below. Advancement to the Production stage is dependent upon Tyler's receipt of the stage acceptance.

Production Readiness stage deliverables:
• Solution Validation Report.
• Update go-live action plan and checklist.
• End user training.

Production Readiness stage acceptance criteria:
• All stage deliverables accepted based on criteria previously defined. • Go-Live planning session conducted.

6.5 Production
Following end user training the production system will be fully enabled and made ready for daily operational use as of the scheduled date. Tyler and Antioch, CA will follow the comprehensive action plan laid out during Go-Live Readiness to support go-live activities and minimize risk to the Project during go-live. Following go­ live, Tyler will work with Antioch, CA to verify that implementation work is concluded, post go-live activities are scheduled, and the transition to Client Services is complete for long-term operations and maintenance of the Tyler software.

6.5.1 Go-Live
Following the actio n plan for Go-Live, defined in the Production Readiness stage, Antioch, CA and Tyler will complete work assigned to prepare for Go-Live.

Antioch, CA provides final data extract and Reports from the Legacy System for data conversion and Tyler executes final conversion iteration, if applicable. If defined in the action plan, Antioch, CA manually enters any data added to the Legacy System after final data extract into the Tyler system.

Tyler staff collaborates wit h Antioch, CA during Go-Live activities. Antioch, CA transitions to Tyler software for day-to day business processing.

City of Antioch, CA
Tyler Technologies, Inc. Page/ 34
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Some trai ning topics are better addressed following Go-Live when additional data is available in the system or based on timing of applicable business processes and will be scheduled follow ing Go-Live per the Project Schedule.

Objectives:
• Execute day to day processing in Tyler software.
• Client data available in Productio n environmen t.

STAGES
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I = Informed
Provide final source data
Go-live
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Outputs/
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Antioch, CA will comp lete activities docume nted in the action plan for Go-Live as scheduled .

External stakeholders will be available to assist in supporti ng the interfaces associated with the Go­ Live live process.

City of An tioch, CA
Tyler Technologies, Inc. Page I 35
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• The Client business processes required for Go-Live are fully documented and tested. • The Antioch, CA Project team and subject matter experts are the primary point of contact for the end users when reporting issues during Go-Live.
• The Antioch, CA Project Team and SM E's provide business process contex t to the end users during Go-Live.
• The Tyler Go-Live support team is available to consult with the Antioch, CA teams as necessary. • The Tyler Go-Live support team provides standard functionality responses, which may not be tailored to the local business processes.

6.5.2 Transition to Client Services
This work package signals the conclusion of implementation activities for the Phase or Project with the exception of agreed-upon post Go-Live activities. The Tyler project manager(s) schedules a formal transition of Antioch, CA onto the Tyler Client Services team, who provides Antioch, CA with assistance following Go­ Live, officially transitioning Antioch, CA to operations and maintenance.

Objectives:
• Ensure no critical issues remain for the project teams to resolve. • Confirm proper knowledge transfer to Antioch, CA teams for key processes and subject areas.

STAGE 5
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Transfer client to Client
Services and review
issue reporting and
resolution processes
Review long term
maintenance and
continuous
improvement
Transition to Client Services
! Inputs I Open item/issues List
Outputs/
Deliverables
Client Services Support Document
City of Antioch, CA
Tyler Technologies, Inc.

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Work package assumptions:
• No material project issues remain without assignment and plan.

6.5.3 Post Go-Live Activitie s
Some implementation activit ies are provided post-product ion due to the timing of business processes, the requirement of actual production data to complete the activities, or the requirement of the system being used in a live production state.

Objectives:
• Schedule activities that are planned for after Go-Live. • Ensure issues have been resolved or are planned for resolution before phase or project close.

STAGE 5
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I= Informed
Schedule contracted
activities that are
planned for delivery
after go-live
Determine resolution
plan in preparation for
phase or project close
out
Post Go-Live Activities
I inputs I List of post Go-Live activities
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Updated issues log
Work package assumptions:
• System is being used in a live production state .

6.5.4 Control Point 5: Production Stage Acceptance
Acceptance criteria for this Stage includes completion of all criteria listed below:
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Tyler Technologies, Inc. Page/ 37
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• Advancement to the Close stage is not dependent upon Tyler's receipt of t his Stage Acceptance. • Converted data is available in production environment.

Produc tion Stage Acceptance Criteria :
• All stage deliverables accepted based on criteria previously defined. • Go-Live activities defined in the Go-Live action plan com pleted. ■ Client services support document is provided.

6.6 Close
The Close stage signifies fu ll implementation of all prod ucts purchased and encompassed in t he Phase or Projec t. Anti och, CA transitions to the next cycle of thei r relationship with Tyler (next Phase of implementation or long-term relationsh ip with Tyler Client Services).

6. 6.1 Phase Closeout
This work package represents Phase completion and signals the conclusion of impleme ntation activities for the Phase. The Tyler Client Services team will assume ongoing support of Antioch, CA for systems implemented in the Phase.

Objectives:
■ Agreeme nt from Tyler and Antioch, CA teams that activities with in this phase are comp lete.

STAGE 6 Phase Close Out
Tvlt.

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,; ~ C = Consulted .
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and status of contrac t I A
Deliverables ~.'
Hold post phase review J,. .,
meeting .

Release phase- -
dependent Tyler project A .R
resources
Participan ts Tyler
Project Leadership
Project Manager
City of Antio ch, CA
Tyler Technologies, Inc.
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Page I 38
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Inputs
Outputs/
Deliverables
Implementation Consultants
Technical Consultants (Conversion, Deployment,
Development)
Client Services
Contract
Statement of Work
Pro· ect artifa cts
Final action plan (for outstanding items)
Reconciliation Report
Post Phase Review
Work package assumptions:
• Tyler deliverables for the phase have been complete

6.6.2 Project Closeout
Functional Leads, Power Users,
Technical Leads
Acceptance Criteria (only) for Deliverables
d.
d formal closing of the Project. Completion of this work package signifies fina l acceptance an At this time Antio ch, CA may choose to begin working with C lient Services to look at continuous improvement Proje cts, building on the completed solution.

Objectives:
• Confirm no critical issues remain for the project team s to resolve. • Determin e proper know ledge transfer to Antio ch, CA teams for key processes and subje ct areas has occurred .
• Verify all deliverabl es included in the Agreement are delivered.

STAGE 6
RACI MATRIX KEY:

R = Responsible
A = Accountable
C = Consulted
I = Informed
Conduct post project
review
City of Antioch, CA
Tyler Technologies, Inc.

Project Close Out
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Page I 39
B57
Deliver post project
report to Antioch, CA
and Tyler leadership
Release Tyler project
resources
I Inputs I Contract
Statement of Work
Outputs/
Deliverables
C
Acceptance Criteria [onlyl for Deliverables
Post Project Report Client acceptance; Completed report indicating all project Deliverables and milestones have
been completed
Work package assumptions:
• All project imp lementa tion activi ties have been comp leted and approved . • No critical project issues remain that have not been documented and assigned. • Final project budget has been reconci led and invoiced. • All Tyler deliverab les have been completed.

6.6.3 Control Point 6: Close Stage Acceptance
Acceptance criteria for this Stage includes complet ion of all criteria listed below.

Note: Advancement to the Close Stage is not dependent upon Tyler's receipt of this Stage Acceptance.

Close Stage Deliverables:
• Post Project Report.

Close Stage Acceptance Criteria:
• Completed report indicating all Project deliverables and milestones have been completed.

7. General Assumptions
Tyler and Antioch, CA will use this SOW as a guide for managing the imp lementat ion of the Tyler Project as prov ided and described in the Agreement. There are a number of assumptions whic h, when acknow ledged and adhered to, will support a successful implementatio n. Assumptions related to specific work packages are documen ted throug hout the SOW. Included here are general assumpt ions which should be considered th roughout the overa ll implementat ion process.

7.1 Project
• Project activit ies will begin afte r the Agreeme nt has been fully executed. • The Antioch, CA Project Team will comp lete their necessary assignmen ts in a mutua lly agreed upon timeframe in order to meet the scheduled go-live date, as outlined in the Project Schedule.

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Tyler Technologies, Inc. Page/ 40
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I
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I
• Sessions will be scheduled and conducted at a mutually agreeable time. • Additional services, software module s and modifi cations not described in the SOW or Agreement will be considered a change to this Project and will require a Change Request Form as previously referen ced in the definition of the Change Control Process. • Tyler will provide a written agenda and notice of any prerequisites to the Antioch, CA project manager(s) ten (10) business days or as otherwise mutually agreed upon time frame prior to any scheduled on-site or remote sessions, as applicable.
• Tyler will provide guidance for configu ration and processing options available within the Tyler software. If multiple options are presented by Tyler, Antioch, CA is responsible for making decisions based on the options available.
• Implementation of new software may require changes to existing processes, both business and technical, requiring Antioch, CA to make process changes. • Antioch, CA is responsible for defining, documenting and implementing their policies that result from any business process changes.

7.2 Organizational Change Management
Unless otherwise contracted by Tyler, Antioch, CA is responsible for managing Organizationa l Change.

Impacted Client resources will need consistent coaching and reassurance from their leadership team to embrace and accept the changes being imposed by the move to new software. An important part of change is ensuring that impacted client resources understand the value of the change, and why they are being asked to change.

7.3 Resources and Scheduling
• Antioch, CA resources will participate in scheduled activities as assigned in the Project Schedule. • The Antioch, CA team will complete prerequisites prior to applicable scheduled activities. Failure to do so may affect the schedule.
• Tyler and Antioch, CA will provide resources to support the efforts to comp lete the Project as scheduled and within the constraints of the Project budget. ■ Abbreviated timelines and overlapped Phases require sufficient resources to complete all required work as scheduled.
• Changes to the Project Schedule, availability of resources or changes in Scope will be requested through a Change Request. Impacts to the triple constraints (scope, budget and schedule) will be assessed and documented as part of the change contro l process. ■ Antioch, CA will ensure assigned resources will follow the change control process and possess the requir ed business knowledge to complete their assigned tasks successfully. Should there be a change in resources, the replacement resource should have a comparable level of availability , change control process buy-in, and knowledge .
• Antioch, CA makes timely Project related decisions in order to achieve scheduled due dates on tasks and prepare for subsequent training sessions. Failure to do so may affect the schedule, as each analysis and implementation session is dependent on the decisions made in prior sessions. • Antioch, CA will respond to information requests in a comprehens ive and timely manner, in accordance with the Project Schedule.
• Antioch, CA will provide adequate meeting space or facilities, includ ing appropriate system connect ivity, to the project teams including Tyler team members. • For on-site visits, Tyler wi ll identify a travel schedule that balances the needs of the project and the employee.

City of Antioch, CA
Tyler Technologies , Inc. Page I 41
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7.4 Data
• Data will be converted as provided and Tyler will not create data that does not exist. • Antioch, CA is responsible for the quality of legacy data and for cleaning or scrubbing erroneous legacy data.
• Tyler will work closely with Antioch, CA representatives to identify business rules before writing the conversion. Antioch, CA must confirm that all known data mapping from source to target have been identified and documented before Tyler writes the conversion. • All in-scope source data is in data extract(s) .
• Each legacy system data file submitted for conversion includes all associated records in a single approved file layout.
• The client will provide the legacy system data extract in the same format for each iteration unless changes are mutually agreed upon in advance. If not, negative impacts to the schedule, budget and resource availability may occur and/or data in the new system may be incorrect. • The Antioch, CA Project Team is responsible for reviewing the converted data and reporting issues during each iteration, with assistance from Tyler.
• Client is responsible for providing or entering test data (e.g., data for training, testing interfaces, etc.)

7.5 Facilities
• Antioch, CA will provide dedicated space for Tyler staff to work with Antioch, CA resources for both on-site and remote sessions. If Phases overlap, Antioch, CA will provide mul tiple tra ining facilities to allow for independent sessions scheduling without conflict. • Antioch, CA will provide staff with a location to practice what they have learned without distraction.

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8. Glossary
I Aao,atable
Application
Application Programming Interface (API)
Agreement
Business Process
Confirming t hat the output or deliverable is suitable and conforms to the agreed upon crite ria.

The one who ultimate ly ensures a task or deliverable is completed; the one who ensures the prerequisites of the task are met and who delegates the work to those responsible. !Also see RACI]
A computer program designed to perform a group of coordinated l functions, tasks or activi ties for the benefit of the user. -- ----- -----A defined set of tools/me thods to pass data to and received data from Tyler software prod ucts
I This executed legal contract that defines the products and services to be impl emented or perform ed.

The practices, policy, proce dure, guidelines, or functio nality t hat I-· ---------------l the client uses to complete a specific job function.

A specification documen t used to describe Client requir ements for contracted software modifications.

Business Requirements Document
Change Request
Change Management
Code Mapping (where applicable]
Consulted
Control Point
Data Mapping [where applicable)
Deliverable
Go-live
Informed
City of Antioch, CA
Tyler Technologies, Inc.
· -
A form used as part of the Change Control process where by changes in the scope of work, timeline, resources, and/or budget are documented and agreed upon by parti cipating parties.

Guides how we prepare, equip and support individuals to successfully adopt change In order to drive organizational success & outcomes
An activity that occurs during the data conversion process whereby users equate data (field level) values from the old system to the values available in the new system. These may be one to one or many to one. Example: Old System !Field= eye color! !values - B L Blu Blue] maps to New Tyler System [Field -- - Eye Color] [value= Blue].

Those whose opinio ns are sought, typically subject matter experts, and with whom there is two-way communi cation. [Also see RAC!L -This activity occurs at the end of each stage and serves as a form al and intentional opportu nity to review stage deliverables and required accepta nce criteri a for the stage have been met.

The activity deter mining and documenting where data from the legacy system will be placed in the new system; this typically Involves prior data analysis to understand how the data Is currentl y used in the legacy system and how it will be used in the new system.
-A verifiable document o r service produced as part of the Project, as defin ed in the work packages.

The point in tim e when the Client Is using the Tyler softw are to conduct dally operation s in Product ion.

Those who are kept up-to-date on progress, often only on complet ion of the task or deliverable, and with whom there is just one-way communication. [Also see RACI]
I
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B61
~
Infrastructure
Interface
The co mposite hardware, networ kres~rces and services l required for the existence, operation and management of the ---~~----- ----~ +--'-'Tyler software.

Integration
Legacy System
Modification
On-site
Organlzatlonal Change
Output
Peripheral devices
Phase
A connection to and potential exchange of data with an external system or application. Interfaces may be one way, with data leaving the Tyler system to another system or data entering Tyler from another system, or they may be bi-directional with data both leaving and entering Tyler and anot her system.

A standard exchange or sharing of common data within the Tyler system or between Tyler applications
The software from which a client is converting.

Custom enhancement ofTyler's existing software to provide features or functions to meet individual client requirements documented within the scope of the Agreement.

Indicates the work location is at one or more of the client's physical office or work environments .

The process of changing an organization's strategies, processes, procedures, technologies, and culture, as well.as the effect of such changes on the organization.

A product, result or service generated by a process.

An auxiliary device that connects to and works with the computer in some way. Some examples: scanner, digital camera, printer.

A portion of the Project in which specific set of related applications are typ ically implemented. Phases each have an independent start, Go-Live and closure dates but use the same Implementation Plans as other Phases of the Project. Phases may overlap or be sequential and may have different Tyler resources f ---------------+-' a:.:s=signed.

I Project The delivery of the software and services per the agreement and the Statement of Work . A Project may be broken down into multiple Phases.

RACI
Remote
Responsible
Scope
City of Antioch, CA
Tyler Technologies, Inc.

A matrix describing the level of participa tion by various roles in completing tasks or Deliverables for a Project or process.

Individuals or groups are assigned one and only one of the following roles for a given task: Responsible (R), Accountable (A), Consulted (C), or Inform ed ~(I),_. _ _
Indicates the work location is at one or more ofTyler's physical offices or work environments.

Those who ensure a task is completed, either by themselves or delegating to another resource. [Also see RACI]
Products and services that are included In the Agreement.

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Stage
Standard
Statement of Work (SOW)
---System
rr
he imple~entation of the contracted softwa re prod uct(s) resulting in t he connected system allowing users to meet Project goals and gain anticipate d efficiencies.

The top- level components of the WBS. Each Stage is repeated for Individual Phases of the Pro ect.

Software fun ctionality that is included in the base software (off­ the-shelf) package; is not customized or modified.

Document which will provide supporti ng detail to the Agreement! defining Project-specific activities, services and Deliverables. • • I Test Scripts
]
The collective group of software and hardware that is used by the organization to conduct business.
-----------~ The steps or sequence of steps th_a_t _w_il_l b_e_u_s_e_d to validateo r j confirm a piece of fun ctionality, configuration, enhancement, or I Use Case Scenario.

Training Plan
Validation (or to validate)
Work Breakdown Structure (WBS)
r •rl< Package-
City of Antioch, CA
Tyler Technologies, Inc.

Document(s) that indicate how and when users of the system will be trained relevant to their role in the implementation or use of the system .

The process of testing and approving that a specific Deliverab~ process, program or product is working as expected.
-------~-~
A hierarchical representation of a Project or Phase broken down into smaller, more manageable compo nents. ______________ __, A group of related tasks within a project.

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Part 4: Appendices

9. Conversion
City of Antioch, CA
Tyler Technologies, Inc.

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10. Additional Appendices

10.1 Intentionally left blank.

11. Project Timeline

11.1 EnerGov 12 Month Timeline
Implementation Schedule: EnerGov Impleme ntation
10 Task Name M-1 M l M2 Ml M4 MS M6 M7 MB M9 M IO M il Ml 2 Mi l Ml4 MI S M l6 EnerGov
Stage l: ln1t1at, and Plan (All apphca11onsl
Stage 2: Alsess & Define
Stage 3: Prepd1e Solution
Stc1ge 4: Production Readme\s
St,>ge 5: Production
Stage 6: Close
Prolect Comptete
- I
...;..._:
. . . '·- ·
! i ~
I
---
1 This t imeline is an example. Please use it as a general guide ... ONLY. Its purpo se is to demonstrate the order in w hich various products are typically implemented and the potential overlap of stages !or each phase. The exact timing of each deliverable depends on many factors including, but not limited t o, the client's ability to commi t resources to the project, client blackout dates. and the alignment of client business practices with Tvler implementat ion methodology. Tyler makes no guarantees that implementation schedule s will align with this example.

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Tyler Technologies , Inc. Page / 47
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B66
Software / Service Description Contract
Date
Recurring /
auto-
renewing?
QTY Unit Price Extended Price
EnerGov Community Development Suite – Annual Fee 6/7/2021 yes 30 $2,764.41 $82,932.30 EnerGov Business Management SDK – Annual Fee
EnerGov Community Development SDK – Annual Fee
EnerGov Intelligent Automation Agent – Annual Fee
EnerGov Intelligent Objects – Annual Fee
EnerGov O-Data – Annual Fee
EnerGov Report Toolkit – Annual Fee
EnerGov Standard Technical Support – Annual Fee
EnerGov Unlimited iG Workforce App Access – Annual Fee
Tyler GIS
EnerGov e-Reviews – Annual Fee
(Digital Plan submittal, review, and approval) 6/7/2021 yes 1 $35,278.62 $35,278.62 EnerGov Central Cashiering Software Development Kit -
Annual Fee 6/7/2021 yes 1 $5,474.41 $5,474.41
EnerGov Citizen Self Service – Community Development
Suite – Annual Fee 6/7/2021 yes 1 $18,247.65 $18,247.65 MyCivic Bundle (Citizen Engagement & Requests) $21,017.00 Socrata-EnerGov Executive Insights Bundle $16,288.00
Tyler 311 $13,661.00
Hosted Report Management (per user)
(Allows staff to fully customize reports and forms
generated by the system)
12/12/2022 yes 2 $3,307.50 $6,615.00
EnerGov Community Development Suite – Per User
(Additional Required Licenses) 4/17/2023 yes 10 $2,762.10 $27,621.00 Enterprise Permitting & Licensing - View / Read Only
Licenses 4/17/2023 yes 5 $423.70 $2,118.50
Request & Enforcement Management API Toolkit –
Subscription
(SeeClickFix Interface)
12/15/2025 yes 1 $9,133.95 $9,133.95
Tyler Assist Basic 8/11/2023 no 1 $34,728.75 $34,728.75 $222,150.18Total Services & SaaS fees for FY 2026/2027 = Features / Service Removed -
Not utilized or duplicative across
other City services and functions
Tyler Technologies, Inc - Software as a Service (SaaS) for the Enterprise Permitting & Licensing (EP&L) Software & Related Features and Services Breakdown of Charges for Fiscal Year 2026-2027
(07/01/2026 - 06/30/2027)
All features are included with the initial contracted fee for the first 30 users
6/7/2021
ATTACHMENT "C"
I
Agenda Item #
ST

AFF REPORT TO THE CITY COUNCIL
DATE
: Regular Meeting of September 8, 2026
TO: H
onorable Mayor and Members of the City Council
SUBM
ITTED BY: Monet Boyd, Assistant Planner
APPR
OVED BY: Kevin Scudero, Acting Community and Economic Development Director
SUBJ
ECT: ADU Accelerator Program – Adoption of Pre-Approved ADU Plans RECO

MMENDED ACTION
It
is recommended that the City Council approve a resolution adopting the pre-approved Accessory Dwelling Unit (ADU) plans developed through the ADU Accelerator program.

FI

SCAL IMPACT
Ther
e is no direct fiscal impact because of this action. The City received $50,000 in grant funding through the ADU Accelerator program to support the development and implementation of free pre-approved ADU plans and related program activities.

BACKGRO
UND
Begi
nning in mid- 2024, Senator Steve Glazer piloted a program called the Accessory Dwelling Unit Accelerator Program, it is composed of 15 cities in Senator Glazer’s district, including Antioch. The program was created to incentivize the production of Accessory Dwelling Units with the intention of helping to address the affordable housing crisis in California. Through the ADU Accelerator program , the City of Antioch was granted $216,228.77 for rebates, which was based upon a per capita calculation, and $50,000 to create free permit-ready or pre-approved plans for public use.

The
rebate program provides individual rebates up to $7,500 to property owners for new ADUs and up to $15,000 for new ADUs that are deed restricted to low-income households (minimum of 20 years.) Homeowners are given 18 months from the issuance of their permit to fully build and receive a certificate of occupancy for their ADU. As the purpose of the program is to encourage the construction of smaller ADUs, there are no rebates for units over 1,000 square feet. The rebate program has been available to homeowners in Antioch since October 1, 2024 , and will close September 30, 2026, or until funds are expended.

Antioch City Council Report
September 8, 2026 Agenda Item# I 2
The second component of the ADU Accelerator program is the development and adoption of free pre-approved ADU plans. The program guidelines require that the City Council adopt the completed pre-approved plans, which will be free for residents to use . These plans are intended to reduce design costs and streamline the permitting process for property owners interested in constructing an ADU.

DI

SCUSSION
P
re-Approved ADU Plans
P
re-approved plans are City-approved design specifications and construction documents that streamline the permitting process for applicants. Property owners choose one of the free pre-approved plans, work with a contractor or engineer of their choosing to complete the required site plan , submit a building permit, and then construct the ADU after the permit has been issued. The pre-approved ADU plans are intended to reduce common barriers associated with ADU development, including the time and money of paying a professional to draft custom plans, by providing property owners with professionally prepared designs that have City approval.

A
doption of the plans will:
• Provide residents with readily available ADU design options • Reduce upfront design costs
• Support a more streamlined ADU permitting process
P
re-Approved ADU Plans Process
P
rior to developing the pre-approved plans, the Planning Division conducted community outreach to better understand the types of ADUs that residents would be interested in constructing. The Planning Division distributed a community survey to solicit input regarding preferred ADU features, who would live in the ADU and exterior architectural style. The survey results were used to inform the development of the pre-approved ADU plans and helped identify the types of ADU designs that would be most favorable for the community.

T
he Planning Divisio n sought out a consultant or consultant team that could prepare permit-ready plans for the City of Antioch. The RFQ asked for three types of permit-ready ADUs: a studio, 1 -bedroom, and a 2-bedroom. RRM Design Group was chosen to fulfill the work. The consultant chose to divide the work into four phases. During Phase 1, RRM conducted research on residential design, typical lot sizes, and architectural styles. The final result was an ADU due diligence memo that found that for detached ADUs, slender rectangular shaped and square shaped ADUs are the best fit for the lots in the City of Antioch. In the second phase, the consultant proposed ADU types that can fit on a flat lot in the City of Antioch. To address the various needs and interests of potential users, staff requested three ADUs with various square footages, that comply with state building codes and zoning regulations:

Antioch City Council Report
September 8, 2026 Agenda Item# I 3
P
lan 1: 350 square foot ADU studio with one bathroom
P
lan 2: 600 square foot ADU with one bedroom and one bathroom P
lan 3: 702 square foot ADU with two bedrooms and one bathroom B
ased upon the survey results and existing architectural styles in Antioch , each pre- approved ADU plan is available in the following architectural styles: California Ranch, Mid-Century Modern, and Spanish Colonial. Property owners will also have the option of choosing to add an optional covered front or side porch to the ADU depending on the features available with the plan set.

I
n phases three and four, the consultant finalized the plans, templates, and informational material that will be used by the public. An abridged version of the pre-approved plan set without the construction details included can be found in Attachment B. Once approved,

Antioch City Council Report
September 8, 2026 Agenda Item# I 4
the full plan set with all construction details will be available on the City website for residents and their contractors to download and use.

CO

NCLUSION
T
he pre- approved ADU plans are intended to reduce common barriers and costs associated with ADU development by providing property owners with professionally prepared designs that have undergone city review.

The A
DU Accelerator program guidelines require the City Council adopt a resolution approving the completed pre-approved ADU plans.

AT

TACHHMENTS
A. R
esolution
B. Pre-Approved Plans (Abridged)

RESOLUTION NO. 2026/xxx

RESOLUTION OF THE CITY COUNCIL OF THE CITY OF ANTIOCH

ADOPTING THE PRE-APPROVED ACCESSORY DWELLING UNIT PLANS

DEVELOPED THROUGH THE ACCESSORY DWELLING UNIT ACCELERATOR

PROGRAM

WHEREAS, the Legislature requires that the City encourage the development of a variety of types of housing for all income levels to help meet the City’s assigned share of the regional housing need;

WHEREAS, the City of Antioch participated in Senator Glazer’s Accessory Dwelling Unit ( ADU) Accelerator Program , and received $50,000 to support efforts to facilitate and encourage the development of Accessory Dwelling Units;

WHEREAS, the City released a Request for Quotations, and chose RRM Design Group to develop three pre-approved plan sets;

WHEREAS, the pre-approved plan set consists of the following designs:

o Plan 1: 350 square foot ADU studio with one bathroom; o Plan 2: 600 square foot ADU with one bedroom and one bathroom; and o Plan 3: 702 square foot ADU with two bedrooms and one bathroom;

WHEREAS, the pre-approved ADU plans have been reviewed by the City’s Planning Division and Building Division for compliance with applicable state and ci ty requirements;

WHEREAS, the pre-approved ADU plans are intended to provide property owners with readily available ADU design options and assist in reducing barriers, costs, and processing time associated with the development of an ADU;

WHEREAS, the use of a pre- approved ADU plan does not constitute approval of an individual ADU project and does not eliminate the requirement for site-specific review or compliance with applicable zoning, building, fire, utility, and other applicable requirements; and

NOW, THEREFORE, BE IT RESOLVED that the City Council of the City of Antioch, hereby adopt the completed pre- approved ADU Accelerator plans completed with grant funding through Senator Glazer’s ADU Accelerator program.

* * * * * * *

ATTACHMENT "A"
A1
RESOLUTION NO. 2026/***
September 8, 2026

Page 2 ends

I HEREBY CERTIFY that the foregoing resolution was passed and adopted by the City Council of the City of Antioch at a regular meeting thereof, held on th e 8th day of September 2026 by the following vote:

A
YES:

N
OES:

ABS
TAIN:

ABS
ENT:
___
_______________________________
MICHAEL J. MANDY

CITY CLERK OF THE CITY OF ANTIOCH
A2
Plan 1
ATTACHMENT "B"
B1
*OWNER/APPLICANT REQ. TO SELECT ONE OPTION FOR ALL OF THE FOLLOWING AND MARK THROUGH NON-APPLICABLE OPTIONS & VIEWS THROUGHOUT SET:

SPANISH COLONIAL

CALIFORNIA RANCH

STYLE OPTIONS
(ALL STYLES)

COVERED FRONT PORCH OPTION
(B) NO, SEE VIEW:
(A) YES

PLAN OPTIONS

WATER HEATER
(B) ALTERNATE WATER HEATER SPECIFIED BY A NEW T24 ENERGY REPORT IS PROVIDED AND APPROVED. MFR & MODEL: __________________________ ____
(A) WATER HEATER, SPECIFIED BRAND/MODEL PER TITLE 24

MID-CENTURY MODERN
(SEE ELEVATION SHEET FOR SPECIFIC MATERIALS SELECTION)
/4 A1-101
PROJECT SCOPE:

1. 2.

CONSTRUCTION OF A NEW DETACHED 1 STORY 350 SF ACCESSORY DWELLING UNIT WITH 0 BEDROOMS AND 1 BATH.

ALL THE WORK SHOWN IN THE DRAWINGS AND SPECIFICATIONS.

PROJECT DIRECTORY PROJECT INFORMATION

UTILITIES
ADDRESS:

CONTACT:

EMAIL:

PHONE:

RRM DESIGN GROUP
3765 S. HIGUERA ST, SUITE 102
SAN LUIS OBISPO, CA 93401
P:(805) 543-1794

ARCHITECT

RANDY RUSSOM
[email protected]

USER LICENSE AGREEMENT

SIGNATURE DATE

VICINITY MAP (TO BE PROVIDED BY OWNER OR APPLICANT)
_________________________________________WATER AND SEWER SERVICE

ELECTRICAL SERVICE

GAS SERVICE

SEWER SERVICE
_________________________________________
_________________________________________
_________________________________________
(TO BE PROVIDED BY APPLICANT OR OWNER)
*FOR BUILDING DEPARTMENT REVIEW, INITIAL WHEN SECTION HAS BEEN REVIEWED

1. 2.

3. 4.

5. ANY PROPOSED ENERGY STORAGE SYSTEM (ESS) SHALL FOLLOW SINGLE-FAMILY RESIDENTIAL MANDATORY REQ. SUMMARY SECTION 150.0(s) AND WILL REQUIRE A SEPARATE PERMIT TO BE PULLED BY APPLICANT.

VARIABLE CAPACITY HEAT PUMP COMPLIANCE OPTION (VERIFICATION DETAILS FROM VCHP STAFF REPORT, APPENDIX B, AND RA3) (PER TITLE 24).

THIS PLAN IS INTENDED FOR FLAT LOTS (SLOPING LESS THAN 10" ACROSS THE

LONGEST BUILDING DIMENSION), WITHOUT HIGHLY EXPANSIVE OR LIQUEFIABLE

SOILS, WHERE THE MAIN DWELLING UNIT IS SUPPORTED IN SHALLOW FOOTINGS WITH SLABS ON GRADE CONSTRUCTION. IF THE PROJECT SITE DEVIATES FROM ANY

OF THE AFOREMENTIONED QUALITIES, AS DETERMINED BY THE BUILDING OFFICIAL,

THERE PRE-APPROVED ADU FOUNDATION PLANS AND DETAILS ARE NOT APPLICABLE.

SUBMITTAL DOCUMENTS FOR DEFERRED SUBMITTAL ITEMS SHALL BE SUBMITTED TO THE BUILDING OFFICIAL. THE DEFERRED SUBMITTAL ITEMS SHALL NOT BE

INSTALLED UNTIL THEIR DESIGN AND SUBMITTAL DOCUMENTS HAVE BEEN APPROVED BY THE BUILDING OFFICIAL.

COMPLIANCE WITH THE DOCUMENTATION REQUIREMENTS OF THE 2025 ENERGY EFFICIENCY STANDARDS IS NECESSARY FOR THIS PROJECT. REGISTERED, SIGNED, AND DATED COPIES OF THE APPROPRIATE CF1R, CF2R, AND CF3R FORMS SHALL BE MADE AVAILABLE AT NECESSARY INTERVALS FOR BUILDING INSPECTOR REVIEW.

FINAL COMPLETED FORMS WILL BE AVAILABLE FOR THE BUILDING OWNER. _____________________________________
_____________________________________
PREPARED BY:

DATE PREPARED:

JOB NUMBER:

CARSTAIRS ENERGY

ENERGY COMPLIANCE
JUNE 24, 2026
26-062420
•
•
•
•
•
•
•
•
•
•
HERS VCHP:

HERS RATER WILL NEED TO FOLLOW THE VERIFICATION AND TESTING

PROTOCOL FOR THE VARIABLE CAPACITY HEAT PUMP CREDIT REQUIREMENTS,

INCLUDING BUT NOT LIMITED TO, VERIFIED REFRIGERANT CHARGE, VERIFIED MINIMUM HSPF AND EER/SEER, AND CAPACITY; DUCTLESS INDOOR UNITS

AND THE
COMPONENTS ARE WITHIN THE CONDITIONED ENVELOPE; AND AIRFLOW PROVIDED TO ALL HABITABLE SPACES (BEDROOMS AND LIVING SPACE).

THE FOLLOWING IS A SUMMARY OF THE FEATURES THAT MUST BE FIELD-VERIFIED

BY A CERTIFIED HERS RATER AS A CONDITION FOR MEETING THE MODELED ENERGY PERFORMANCE OF THIS COMPUTER ANALYSIS. REGISTERED CF2RS AND CF3RS ARE REQUIRED TO BE COMPLETED IN THE HERS REGISTRY.

QUALITY INSULATION INSTALLATION (QII)

INDOOR AIR QUALITY VENTILATION
KITCHEN RANGE HOOD TABLE 150.0-G160

VERIFIED REFRIGERANT CHARGE
AIRFLOW IN HABITABLE ROOMS (SC3.1.4.1.7)

VERIFIED HEAT PUMP RATED HEATING CAPACITY
WALL-MOUNTED THERMOSTAT IN ZONES GREATER THAN 150 FT2 (SC3.4.5)

DUCTLESS INDOOR UNITS LOCATED ENTIRELY IN CONDITIONED SPACE (SC3.1.4.1.8)

BATHROOM, KITCHEN, AND WHOLE HOUSE VENTILATION

WHEN PHOTOVOLTAIC SYSTEM IS REQUIRED (SEE PV SECTION FOR

SELECTION)
SEE SHEET S-103 FOR REQUIRED SPECIAL INSPECTIONS

A REGISTERED DESIGN PROFESSIONAL SHALL COMPLETE THE CITY OF ANTIOCH STATEMENT OF REQUIRED SPECIAL INSPECTIONS CERTIFICATE (FORM PLG-240) PRIOR TO PERMIT ISSUANCE. IDENTIFY THE TYPE OF WORK REQUIRING SPECIAL

INSPECTIONS IN THE PLANS AND THE INDIVIDUALS OR FIRMS RESPONSIB

LE FOR THE
SPECIAL INSPECTION ELEMENT(S). FOR FURTHER INSTRUCTIONS SEE S-103.

OWNER/APPLICANT HAS COMPLETED SPECIAL INSPECTION FORM
OWNER/APPLICANT SIGNATURE:____________________________
OWNER/APPLICANT TO SIGN & SUBMIT SEPARATE SUPPORTING DOCUMENT "USER LICENSE AGREEMENT" IN ADDITION TO SIGNING THIS USER AGREEMENT BELOW:

BY USING THESE PERMIT READY ACCESSORY DWELLING UNIT CONSTRUCTION

DOCUMENTS, THE USER AGREES TO RELEASE, HOLD HARMLESS, AND INDEMNIFY

THE CITY OF ANTIOCH, ITS ELECTED OFFICIALS AND EMPLOYEES, RRM DESIGN

GROUP, AND THE ARCHITECT OR ENGINEER WHO PREPARED THESE

CONSTRUCTION DOCUMENTS FROM ANY AND ALL CLAIMS, LIABILITIES, SUITS AND

DEMANDS ON ACCOUNT OF ANY INJURY, DAMAGE OR LOSS TO PERSONS OR

PROPERTY, INCLUDING INJURY OR DEATH, OR ECONOMIC LOSSES, ARISING OUT OF THE USE OF THESE CONSTRUCTION DOCUMENTS.

THE PLANS ATTACHED HERE ARE APPROVED FOR ONLY USE IN CITY OF ANTIOCH.

NO DEVIATIONS, ALTERATIONS, OR OPTIONS BEYOND THOSE SPECIFICALLY

INDICATED IN THE PLANS ARE ALLOWED WITHOUT PRIOR APPROVAL BY THE ISSUING JURISDICTION AND CHIEF BUILDING OFFICIAL. THIS SET OF PLANS SHALL NOT BE USED FOR A PUBLIC HOUSING PROJECT.

1. 2.

3. 4.

5. 6.

7. DETAILED SPRINKLER PLANS SHALL BE SUBMITTED TO THE FIRE PREVENTION BUREAU AND APPROVED PRIOR TO INSTALLATION. PLANS AND INSTALLATION MUST BE BY A C16 LICENSED SPRINKLER CONTRACTOR.

SECTION 903.3.1.3 NFPA 13D SPRINKLER SYSTEMS AUTOMATIC FIRE SPRINKLER SYSTEMS INSTALLED IN ONE- AND TWO-FAMILY DWELLINGS, GROUP R-3.

SECTION 903.2.8 GROUP R AN AUTOMATIC SPRINKLER SYSTEM INSTALLED IN ACCORDANCE WITH SECTION 903.3 SHALL BE PROVIDED THROUGHOUT ALL BUILDINGS WITH A GROUP R FIRE AREA.

SECTION 903.2.8.1 GROUP R-3 AN AUTOMATIC SPRINKLER SYSTEM INSTALLED IN ACCORDANCE WITH SECTION 903.3.1.3 SHALL BE PERMITTED IN GROUP R-3 OCCUPANCIES.

LOCATION AND SIZE OF WATER SERVICE UNDERGROUND SHALL BE INSTALLED AS SHOWN ON APPROVED FIRE SPRINKLER PLANS. A MINIMUM 1 INCH WATER SHALL BE INSTALLED.

A FIRE UNDERGROUND FLUSH CERTIFICATION SHALL BE REQUIRED AT FINAL INSPECTION.

A HYDRO INSPECTION OF THE FIRE SPRINKLER SYSTEM IS REQUIRED PRIOR TO FRAME INSPECTION. ONLY THE NEW PIPING SHALL BE TESTED.

FIRE PROTECTION

TRUSS CALCULATIONS
FIRE SPRINKLER (IF APPLICABLE, SEE FIRE SPRINKLERS SECTION.)

DEFERRED SUBMITTAL(S)
SITE INFORMATION:

APN:

LOT SIZE (SQ FT):

EXISTING USE:

LAND USE:

PROPOSED USE:

LOT COVERAGE

ACCESSORY
STRUCTURE(S) SF:

REAR: 4' - 0"
PRIMARY BUILDING SF: FRONT:

SIDES: 4' - 0"

SETBACKS
_____________
_____________
_____________
_____________
MIN.

REQUIRED: PROPOSED:

FIRE SPRINKLERS (WHEN REQUIRED) NOTES:

DOES THE PRIMARY RESIDENCE HAVE NFPA 13D SPRINKLERS?
NO: THEREFORE, THE PROPOSED ADU IS NOT REQUIRED TO BE SPRINKLERED YES: THEREFORE, THE PROPOSED ADU IS REQUIRED TO BE SPRINKLERED (TO BE PROVIDED BY

OWNER / APPLICANT)
BUILDING INFORMATION:

CONSTRUCTION TYPE: VB
MAX HEIGHT ALLOWED:

ZONING:

SPRINKLERED: (SEE FIRE SPRINKLER

SECTION ON THIS SHEET)
PROPOSED HEIGHT: _______
NUMBER OF STORIES: 1 OCCUPANCY GROUP: R-3
CITY OF ANTIOCH PRE-APPROVED ADU - PLAN 1

SHEET INDEX
G-001 TITLE SHEET - PLAN 1
G-101 GENERAL NOTES
G-102 GENERAL NOTES, ABBREVIATIONS, & SYMBOLS
G-201 CAL GREEN RESIDENTIAL MANDATORY MEASURES
G-202 CAL GREEN RESIDENTIAL MANDATORY MEASURES
T24-100 CAL GREEN RESIDENTIAL MANDATORY REQUIREMENTS
T24-101 ENERGY COMPLIANCE - PLAN 1
T24-102 ENERGY COMPLIANCE - PLAN 1
AS101 EXAMPLE SITE PLAN
AS102 ARCHITECTURAL SITE PLAN
A1-100 PLAN 1 RENDERINGS
A1-101 FLOOR PLAN 1
A1-111 MECHANICAL, & ELECTRICAL PLANS
A1-121 ROOF PLAN & REFLECTED CEILING PLAN - CAL RANCH
A1-122 ROOF PLAN & REFLECTED CEILING PLAN - MID-CENTURY MODERN A1-123 ROOF PLAN & REFLECTED CEILING PLAN - SPANISH COLONIAL A1-201 ELEVATIONS & SECTIONS - CAL RANCH
A1-202 ELEVATIONS & SECTIONS - MID-CENTURY MODERN
A1-203 ELEVATIONS & SECTIONS - SPANISH COLONIAL
A-901 ARCHITECTURAL DETAILS - COMMON
A-902 ARCHITECTURAL DETAILS - COMMON
A-903 ARCHITECTURAL DETAILS - COMMON
A-904 ARCHITECTURAL DETAILS - COLUMNS
A-905 ARCHITECTURAL DEATILS - CALIFORNIA RANCH
A-906 ARCHITECTURAL DETAILS - CALIFORNIA RANCH
A-907 ARCHITECTURAL DETAILS - MID-CENTURY MODERN
A-908 ARCHITECTURAL DETAILS - SPANISH COLONIAL
A-911 ARCHITECTURAL DETAILS - ASPHALT SHINGLE ROOF
A-911W ARCHITECTURAL DETAILS - ASPHALT SHINGLE ROOF - WUI A-912 ARCHITECTURAL DETAILS - S-TILE ROOF
A-912W ARCHITECTURAL DETAILS - S-TILE ROOF - WUI
A-921 REFERENCE - PRODUCT DATA - ROOF VENT
S-101 SHEET INDEX, ABBREVIATION & SYMBOLS
S-102 GENERAL NOTES
S-103 GENERAL NOTES, SPECIAL INSPECTION & TESTS
S-201 CAL RANCH ROUNDATION & ROOF FRAMING PLAN
S-211 MID CENTURY MODERN FOUNDATION & ROOF FRAMING PLAN S-221 SPANISH COLONIAL FOUNDATION & ROOF FRAMING PLAN
S-301 TYPICAL CONCRETE DETAILS
S-311 CONCRETE DETAILS
S-401 TYPICAL WOOD DETAILS
S-402 TYPICAL WOOD DETAILS
S-403 TYPICAL WOOD DETAILS
S-404 TYPICAL WOOD DETAILS
S-421 ROOF FRAMING DETAILS
S-422 ROOF FRAMING DETAILS
Grand total: 46
LOT COVERAGE SF:

FLOOR AREA RATIO:

BETWEEN
STRUCTURES:

HERS QII REQUIRED

OWNER / APPLICANT TO LIST SERVICE PROVIDERS IN SPACES BELOW (SEE SITE PLAN, SHEET AS101 FOR INFORMATION AND LOCATIONS OF ALL UTILITIES)

ELECTRICAL PANEL (SEE PLANS & SITE PLAN FOR LOCATION)
NOTE: SPECIFY IF THE ADU WILL HAVE ITS OWN SEPARATE UTILITY SERVICE INSTALLED OR IF THE ADU WILL BE SUB-FED FROM AN EXISTING ADEQUATE SERVICE.

PROVIDE COMPLETE ELECTRICAL LOAD CALCULATIONS FOR REVIEW. IF SUB-FED,

PLEASE PROVIDE A SECOND AND SEPARATE LOAD CALCULATION OF THE EXISTING SERVICE TO JUSTIFY IT IS ADEQUATE FOR THE ADDITIONAL LOADS. (B) A NEW ELEC. SUBPANEL CONNECTS TO THE ELEC. MAIN PANEL OF 220 AMP ON THE PRIMARY HOME WITH A 225 AMP MIN. BUSBAR RATING
(A) NEW ELEC. MAIN PANEL OF 200 AMP WITH 225 AMP MIN. BUSBAR RATING (C) NEW ELEC. MAIN PANEL MIN. 400 AMP DUAL METER AT PRIMARY HOUSE WITH A NEW ELEC. SUB-PANEL AT ADU THAT CONNECTS TO THE MAIN PAN EL

THE ADU AND PRIMARY DWELLING UNIT SHALL HAVE SEPARATE, INDEPENDENT WATER SUPPLY AND SANITARY SEWER SYSTEMS.

NOTE: A NEW SEPTIC SYSTEM IS ONLY PERMITTED WHEN NO PUBLIC SEWER IS DEEMED AVAILABLE; A PERCOLATION REPORT AND SEPTIC DESIGN ARE REQ.) IF NO, SELECT ONE OF THE FOLLOWING:

NEW SEWER LINES CONNECTED DIRECTLY TO PUBLIC RIGHT OF WAY.

NEW SEWER LINES BRANCHED OFF EXISTING MAIN LINES ON THE PROPERTY.

NOTE: SEE SITE PLAN CHECKLIST ON AS-101 AND SITE PLAN ON AS-102 FOR MORE INFORMATION AND LOCATIONS.

OWNER/APPLICANT SIGNATURE:__________________________
(SELECTIONS TO BE PROVIDED BY APPLICANT OR OWNER)
NEW WATER SUPPLY CONNECTED DIRECTLY TO PUBLIC RIGHT OF WAY.

NEW WATER SUPPLY BRANCHED OFF EXISTING MAIN LINES ON THE PROPERTY.

NOTE: ADU AND PRIMARY DWELLING UNIT SHALL HAVE SEPARATE, INDEPENDENT WATER SUPPLY. SEE SITE PLAN CHECKLIST ON AS-101 AND SITE PLAN ON AS-102 FOR MORE INFORMATION AND LOCATIONS.

PROJECT ADDRESS: (TO BE PROVIDED BY

OWNER / APPLICANT)
(TO BE PROVIDED BY

OWNER / APPLICANT)
NO NEW SEPTIC SYSTEM.

NEW SEPTIC SYSTEM; PROVIDE STAMPED DEH EXHIBIT. OWNER/APPLICANT REQUIRED TO PROVIDE DOCUMENTATION OF CITY OF ANTIOCH APPROVAL. (SELECTIONS TO BE PROVIDED BY APPLICANT OR OWNER)

ALL PLAN USERS MUST SUBMIT A COMPLETED USER LICENSE
AGREEMENT AT THE TIME OF APPLICATION SUBMITTAL.

NO, PV NOT REQUIRED PER CALIFORNIA ENERGY CODE SECTION
150.1(C)14 EXCEPTION (2) PV SYSTEM SIZE SPECIFIED BY SECTION 150.1(C)14 IS LESS THAN 1.8 KWDC.

PHOTOVOLTAIC SYSTEM (PV) (DEFERRED SUBMITTAL)

OWNER / APPLICANT TO PROVIDE THE TITLE REPORT

CALIFORNIA RANCH
SQUARE
FOOTAGE CONDITIONED?
PLAN 1 350 SF CONDITIONED
LANDING 16 SF UNCONDITIONED
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:08:59 PM
TITLE SHEET - PLAN 1

PRE-APPROVED ADU

CITY OF ANTIOCH
G-001
08/19/26

PUBLIC SET

STAFF INITIALS

STAFF INITIALS
16' - 0"

STAFF INITIALSSTAFF INITIALS

STAFF INITIALS

SEE ELEVATIONS

WASTE WATER

WASTE SUPPLY

ELECTRICAL PANEL
ADDRESS:

CONTACT:

EMAIL:

PHONE:

RRM DESIGN GROUP
3765 S. HIGUERA ST, SUITE 102
SAN LUIS OBISPO, CA 93401
P:(805) 543-1794

STRUCTURAL

ENGINEER

JESSICA MEADOWS
[email protected]
ADDRESS:

CONTACT:

EMAIL:

PHONE:

APPLICANT

SERVICE PROVIDERS
SETBACK RESTRICTIONS - FIRE RATINGS:

NO
YES; IF YES, FIRE RATED WALL & PROJECTIONS REQUIRED PER 2025 CRC SECTION R302.1 FIRE RATED WALL DETAIL: 51/A-901 & 52-/A-901 IF YES, FIREBLOCKING IS REQUIRED IN PROJECTIONS, RAKES AND EAVES.

SEE DETAILS: 31/32/A-911, 31/32/A-911W, 11/12/21/22/A-913, 31/32/51/52/A-913W IS THE ADU LESS THAN 5' TO ANY PROPERTY LINE AND/OR LESS THAN 10' FROM ANY ADJACENT BUILDING OR STRUCTURE?

1. 2.

3. PORTIONS OF THE CITY OR COUNTY ARE LOCATED WITHIN A FHSZ. TO

DETERMINE IF YOUR STRUCTURE IS LOCATED IN A FHSZ, PLEASE VISIT CAL FIRE WEBSITE: HTTPS://OSFM.FIRE.CA.GOV/WHAT-WE-DO/COMMUNITY-

WILDFIRE-PREPAREDNESS-AND-MITIGATION/FIRE-HAZARD-SEVERITY-ZONES INDICATE BELOW WHAT ZONE YOUR STRUCTURE IS TO BE BUILT IN:

VERY HIGH HIGH MODERATE NONE

IF STRUCTURE IS LOCATED IN HIGH OR VERY HIGH SEVERITY ZONE, ALL CONSTRUCTION OF THE ADU STRUCTURE MUST COMPLY WITH CWUIC 504.

THIS PROTOTYPE ADU PLAN PROVIDES DESIGNS THAT COMPLY WITH PROVISIONS REQUIRED BY THE CWUIC 504. PLEASE SEE APPLICABLE DETAIL SHEETS: A-911W & A-912W
FIRE HAZARD SEVERITY ZONE (FHSZ) LEVEL:

FIRE SPRINKLERS:

SPANISH COLONIALMID-CENTURY MODERN
WILDLAND-URBAN INTERFACE:

SEE SHEET A1-201
SEE SHEET A1-202
SEE SHEET A1-203
OPTIONAL COVERED PORCH - CAL RANCH 60 SF UNCONDITIONED
OPTIONAL COVERED PORCH - MID-CENTURY MODERN 60 SF UNCONDITIONED OPTIONAL COVERED PORCH - SPANISH COLONIAL 72 SF UNCONDITIONED

ADDITIONAL INFORMATION

SPECIAL INSPECTIONS STAFF INITIALS
SOLAR READY REQUIREMENTS SHALL BE IMPLEMENTED. FOR MORE INFORMATION SEE "SOLAR READY NOTES" ON SHEET G-101.

FOR USE IN CITY OF ANTIOCH ONLY
B2
(E) STREET NAME

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"
4' - 0" MIN. SETBACK
XX' - XX"XX' - XX"XX' - XX"

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"XX' - XX"

OVERALL DIMENSION OF NEW ADU
XX' - XX"
XX' - XX" FROM ADU TO (E) RESIDENCE

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"XX' - XX"
XX'-XX" (DISTANCE)
(E) SINGLE FAMILY

RESIDENCE EXAMPLE
(ADDRESS)
(FOOTPRINT SF)
(N) ACCESSORY

DWELLING UNIT

EXAMPLE
SXX° XX'X"E
XX'-XX" (DISTANCE)
NXX° XX'X"W
NXX° XX'X"W (PROPERTY LINE BEARINGS)
XX'-XX" (DISTANCE)
SXX° XX'X"E

SETBACK
MIN 4'
MIN 4' - 0" SETBACK
XX' - XX"
MIN. 5' - 0" MIN. 5' - 0"
(E) PROPERTY LINE

PROPERTY LINE

PROPERTY LINE
XX'-XX" (DISTANCE)
(E) SIDEWALK

EXAMPLE
(E) PROPERTY LINE
MIN. 4' - 0" SETBACK
XX' - XX"
(E) RETAINING WALL EXAMPLE
(DISTANCE FROM PROPERTY LINE TO (E) RESIDENCE
XX' - XX"

X XX X XXX X
(N) MECHANICAL EQUIPMENT LOCATION
EXAMPLE; NOT LESS THAN 30" OF

CLEARANCE IN WIDTH, DEPTH, & HEIGHT

SHALL BE PROVIDED TO ACCESS THE
EQUIPMENT. (2025 CMC SECTION 304.1)
(N) APPLICANT TO ILLUSTRATE AND

ANNOTATE PROPOSED APRONS,
LANDINGS, PORCHES, OVERHANGS, MECH.
/ ELEC. ITEMS AND PROPOSED ACCESS
POINTS

LOCATE ELECTRICAL (ALL) PANELS

SEE TITLE SHEET FOR PANEL OPTIONS AND
MAXIMUM AMPERAGE FOR THE PROPOSED ADU.
(E) EXISTING SWIMMING POOL

EXAMPLE (OWNER / APPLICANT

TO PROVIDE SF)

EASEMENT EXAMPLE
(ANY/ALL SHALL BE SHOWN)

SETBACK
XX' - XX"
XX' - XX"
MIN. 10'
(N) ASSUMED PROPERTY LINE
(E) SETBACK
(E) SETBACK
(E) SETBACK
XX'-XX" SETBACK

DISTANCE OF NEAREST POINT OF ADU TO CENTERLINE OF
IMAGINARY LINE BETWEEN THE TWO BUIDLINGS (UNDER 5' - 0" 1- HOUR FIRE-RATED WALL AND 1-HOUR FIRE-RATED EAVE REQUIRED).

DISTANCE OF NEAREST POINT OF ADU TO

ADJACENT PROPERTY LINE (WHEN UNDER
5' - 0," 1-HOUR FIRE-RATED WALL AND 1-
HOUR FIRE-RATED RAKE/EAVE REQUIRED).
(FOOTPRINT SF)

PROVIDE ALL DIMENSIONS FOR

ALL (E) AND/OR (N) PAVED AREAS

PROVIDE ALL DIMENSIONS, OF (E) DRIVEWAY(S)
XX' - XX"
XX' - XX"
XX' - XX"
XX' - XX"
(E) FENCE EXAMPLE
(PROVIDE DIMENSIONS)
(E) FENCE EXAMPLE
(PROVIDE DIMENSIONS)
XX
(E) SIDEWALK

EXAMPLE
(CENTERLINE OF STREET)

OWNER/APPLICANT TO

INDICATE MAIN ENTRANCE

SITE PLAN LEGEND

EASEMENTS

SETBACK

PROPERTY LINE (E) FENCEX X
(E) WALLS/

RETAINING WALLS

SITE PLAN CHECKLIST

DRAWING SCALE
SITE PLAN SHOULD BE DRAWN TO A MEASURABLE SCALE.

PROPERTY LINES
SHOW OUTLINE OF PROPERTY USING DASHED LINE IN LEGEND. INDICATE THE BEARING AND DISTANCE OF THE PROPERTY LINE.

LABEL YARDS

LABEL FRONT, REAR, SIDE YARDS, AS WELL AS DRIVEWAYS, PATHWAYS AND ANY OTHER HARDSCAPE.

SETBACKS

DIMENSION THE DISTANCE BETWEEN BUILDINGS AND PROPERTY LINES, AS WELL AS BUILDINGS TO OTHER STRUCTURES. SETBACKS TO SIDE AND REAR PROPERTY SIDE SHALL BE A MINIMUM OF (4' - 0").

EASEMENTS
REFER TO LEGEND. MUST INCLUDE ALL APPLICABLE EASEMENTS. PROPOSED STRUCTURE SHALL COMPLY WITH EASEMENT REQUIREMENTS.

A.

B.

C.

D.

PROVIDE THE EXACT LOCATION AND LABEL ALL OF THE EXISTING &

PROPOSED UTILITIES ON THE SITE PLAN

THIS INCLUDES BUT IS NOT LIMITED TO UTILITIES, POLES, SEPTIC, SEWER, DRAINS, ELECTRICAL, GAS METERS, LINES, AND ANY PHOTOVOLTATIC.

INDICATE SEWER ELEVATION OF LATERAL AND MAIN CONNECTION.

IF ON SEPTIC SYSTEM, PROVIDE DEPARTMENT OF ENVIRONMENTAL

HEALTH (DEH) EXHIBIT WITH LEACH LINES SHOWN AND AREA FOR NEW LEACH LINES. SEWER MAIN EXTENSION MAY BE REQUIRED. INCLUDE

LOCATIONS AND ALL ELEVATIONS OF PROPOSED SEPTIC / SEWER / LEACH LINES. PROVIDE INVERT ELEVATIONS AT CLEANOUT, SEWER MAIN

CONNECTION, ADU CONNECTION, AND AT ANY OTHER CONNECTION POINTS.

PLEASE SPECIFY ON THE PLANS IF THE ADU WILL HAVE NEW

INDEPENDENT SERVICES DIRECTLY FROM THE PUBLIC RIGHT OF WAY

CONNECTION OR IF THE SERVICES WILL BE BRANCHED OFF THE EXISTING MAIN LINES ON THE PROPERTY.

JUSTIFY PIPE SIZES SHOWN ON THE PLAN ARE ADEQUATE FOR THE PROPOSED ADU SERVICES. IF THE SERVICES ARE CONNECTED TO THE

EXISTING MAIN SERVICES, THEN PROVIDE JUSTIFICATION THAT THE

EXISTING MAINS CAN HANDLE THE NEW INCREASED FLOWS OF THE ADU FOR WATER SUPPLY AND SANITARY SEWER SYSTEMS. PLEASE USE 2025 CPC TABLE 610.3, TABLE 610.4, AND SECTION 610.5 FOR JUSTIFICATION.

NOTE, IF USING APPENDIX A SIZING CRITERIA, PLEASE INCLUDE THE CPC APPENDIX A CHART ON THE PLAN.

LABEL STREETS & SIDEWALKS

DIMENSION BUILDING SEPARATION

DIMENSION THE DISTANCE BETWEEN THE PROPOSED ADU AND ANY EXISTING

STRUCTURES

LOT COVERAGE CALCULATION

TOTAL FOOTPRINT AREA FOR STRUCTURES ON SITE / LOT AREA

LOCATION OF RAIN WATER LEADERS

THE ROOF DRAINS SHOULD DRAIN AWAY FROM THE PROPERTY LINES AND INTO THE LANDSCAPE AREA.

SCALE: 1/10" = 1' - 0"EXAMPLE SITE PLAN

SWIMMING POOLS

ALL EXISTING SWIMMING POOLS SHALL BE SHOWN ON THE SITE PLAN AND SHALL HAVE 10' MINIMUM SETBACK TO THE NEW ADU STRUCTURE.

FOOTPRINT OF ALL EXISTING BUILDINGS & STRUCTURES - PLOT THE EXISTING BUILDINGS ONSITE. THIS INCLUDES ALL STRUCTURES / PORCHES / GAZEBOS. INDICATE SQUARE FOOTAGE OF EXISTING RESIDENCE.

NORTH ARROW

PORCHES
THERE SHALL BE NO MORE THAN 30 INCHES MEASURED VERTICALLY TO THE

FLOOR OR GRADE BELOW (INCLUDING FLOORS, STAIRS, RAMPS, AND LANDINGS) ANYWHERE MEASURED LESS THAN 36 INCHES HORIZONTALLY TO THE EDGE OF THE PORCH/SLAB/SURFACE OF THE RAIL. INSECT SCREENING SHALL NOT BE CONSIDERED AS A GUARD.

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. 14.

REFER TO GENERAL NOTES SHEET G-101 FOR ADDITIONAL REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR FURTHER INFORMATION

EMERGENCY ESCAPE AND RESCUE OPENINGS SHALL OPEN DIRECTLY INTO A PUBLIC WAY PER 2025 CRC, SECTION 308.1.

NOT LESS THAN 30" OF CLEARANCE IN WIDTH, DEPTH, & HEIGHT SHALL BE PROVIDED TO ACCESS EXTERIOR MECHANICAL EQUIPMENT. SHOW
LOCATION ON SITE PLAN & LABEL (2025 CMC SECTION 304.1 & 2025 CPC 504.3).

PROPOSED ADU IS TO BE FULLY ELECTRIC. INSTALLATION OF A GAS LINE TO THE PROPOSED ADU WILL NOT BE PERMITTED.

CALL BEFORE YOU DIG! CONTACT UNDERGROUND SERVICE ALERT (USA) AT 1-800-227-2600 AT LEAST 2 WORKING DAYS BEFORE EXCAVATING.

UNLESS OTHERWISE NOTED ON THE PLANS, FINISHED GROUND SURFACES SHALL BE GRADED TO DRAIN THE FINISHED SITE PROPERLY WITHIN 10-F EET
OF ANY BUILDING FOUNDATION WITH A SLOPE OF 5% AWAY FROM ANY BUILDING OR STRUCTURE. ALL EXTERIOR HARDSCAPE WITHIN 10-FEET OF A BUILDING FOUNDATION SHALL BE INSTALLED WITH A 2% MINIMUM SLOPE AWAY FROM ANY BUILDING OR STRUCTURE. DRAINAGE SWALES SHALL BE A

1.5% MINIMUM SLOPE. ALL GRADED SLOPES SHALL HAVE A MAXIMUM SLOPE OF 3H TO 1V (33%), UNLESS SHOWN OTHERWISE ON THE PLANS.

LOT GRADING SHALL CONFORM AT THE PROPERTY LINES AND SHALL NOT

SLOPE TOWARD PROPERTY LINES IN A MANNER WHICH WOULD CAUSE STORM WATER TO FLOW ONTO NEIGHBORING PROPERTY. HISTORIC

DRAINAGE PATTERNS SHALL NOT BE ALTERED IN A MANNER TO CAUSE DRAINAGE PROBLEMS TO NEIGHBORING PROPERTY.

NEW RAINWATER DOWNSPOUTS SHALL BE DISCONNECTED AND DIRECT RUNOFF TO A LANDSCAPED AREA. DOWNSPOUTS MAY BE CONNECTED TO A

POP-UP DRAINAGE EMITTER IN THE LANDSCAPED AREA OR MAY DRAIN TO

SPLASH BLOCKS OR COBBLESTONES THAT DIRECT WATER AWAY FROM THE BUILDING.

CONTRACTOR TO FIELD VERIFY EXISTING DRAINAGE. IF THE EXISTING

DRAINAGE SYSTEM IS DAMAGED DURING EXCAVATION, CONTRACTOR SHALL

REPAIR AND/OR REROUTE DRAINAGE SYSTEM AND CONNECT TO EXISTING DRAINAGE FACILITY AS NECESSARY.

EXISTING PUBLIC IMPROVEMENTS THAT ARE DAMAGED BY THE PROJECT CONSTRUCTION SHALL BE REPAIRED OR REPLACED. EXISTING DAMAGED

PUBLIC IMPROVEMENTS WITHIN THE PROJECT LIMITS SHALL BE REPAIRED

OR REPLACED EVEN IF THE DAMAGE OCCURRED PRIOR TO THE START OF CONSTRUCTION.

EROSION AND SEDIMENT CONTROL FACILITIES SHALL BE INSTALLED PRIOR TO OCTOBER 1 AND SHALL BE MAINTAINED DAILY UNTIL APRIL 30. THESE

FACILITIES SHALL CONTROL AND CONTAIN EROSION-CAUSED SILT DEPOSITS

AND PROVIDE FOR THE SAFE DISCHARGE OF SILT-FREE STORM WATERS INTO EXISTING STORM DRAIN FACILITIES. EROSION AND SEDIMENT CONTROL

SUPPLIES MUST BE KEPT ON-SITE DURING THE DRY SEASON AND EMPLOYED, AS NECESSARY PRIOR TO AND DURING RAIN EVENTS.

SEASONALLY APPROPRIATE BEST MANAGEMENT PRACTICES FOR THE

FOLLOWING SITE MANAGEMENT CATEGORIES MUST BE IMPLEMENTED YEAR- ROUND: 1) EROSION CONTROL; 2) RUN-ON AND RUN-OFF CONTROL; 3) SEDIMENT CONTROL; 4) GOOD SITE MANAGEMENT; AND 5) NON-
STORMWATER MANAGEMENT.

AN ENCROACHMENT PERMIT WILL BE REQUIRED FOR ANY CONSTRUCTION

ACTIVITY WITHIN A PUBLIC STREET RIGHT OF WAY THAT HAS BEEN ACCEPTED BY THE CITY.

SITE PLAN GENERAL NOTES

LOCATION OF ELECTRICAL PANEL

SEE COVER SHEET FOR PANEL OPTION AND MAXIMUM AMPERAGE FOR THE PROPOSED ADU. ADDITIONAL CALCULATIONS MY BE REQUIRED BASED ON CHOSEN ELECTRICAL PANEL.

DRIVEWAY / PAVED ACCESS

SHOW THE PROPOSED (OR EXISTING) DRIVEWAY / PAVED ACCESS TO THE PROPOSED ADU.
(FOR PLANNING STAFF ONLY) INITIAL WHEN THIS SHEET HAS BEEN REVIEWED. STAFF INITIALS:________________ NOTE: THIS IS AN EXAMPLE SITE PLAN FOR AN INTERIOR
LOT. EXACT LAYOUT, DIMENSIONS, AND BEARINGS SHALL
BE PROVIDED BY OWNER/APPLICANT.
(E) EXISTING (N) NEW
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
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EXAMPLE SITE PLAN

PRE-APPROVED ADU

CITY OF ANTIOCH
AS101
08/19/26

PUBLIC SET
1-HR FIRE CONSTRUCTION

GRADING & DRAINAGE

LOTS SHALL BE GRADED TO DRAIN SURFACE WATER AWAY FROM THE FOUNDATION WALLS. THE GRADE SHALL FALL A MINIMUM OF 6 ” WITHIN THE FIRST 10 FT. (5% SLOPE). WHERE LOT LINES, WALLS, SLOPES OR OTHER PHYSICAL BARRIER PROHIBIT 6” OF FALL WITHIN 10 FT., DRAINS OR SWALES

SHALL BE CONSTRUCTED TO ENSURE DRAINAGE AWAY FROM THE
STRUCTURE. 2025 CRC R401.3, 2025 CBC 1804.4

NEW STRUCTURE ADDRESS
NEW STRUCTURE SHALL BE PROVIDED WITH A NEW APPROVED ADDRESS.

THE ADDRESS SHALL BE LEGIBLE AND PLACED IN A POSITION THAT IS VISIBLE FROM THE STREET OR ROAD FRONTING THE PROPERTY. EACH CHARACTER SHALL BE NOT LESS THAT 4" IN HEIGHT WITH A STROKE WIDTH F NOT LESS THAN 1/2" 2025 CRC SECTION R308.1
IS (N) ADU LESS THAN 5' TO ANY PROPERTY LINE OR 10' FROM ANY ADJACENT BUILDING OR STRUCTURE:

YES, IF YES, FIRE-RATED WALL REQUIRED PER 2025 CRC R302.1 AT LOCATIONS WHERE THE ADU IS LESS THAN 5' FROM THE PROPERTY LINE OR LESS THAN 10' FROM ANY ADJACENT BUILDING OR STRUCTURE.

FIRE RATED WALL DETAILS: 51/A-901 & 52-/A-901
FIREBLOCKING IS REQUIRED IN PROJECTIONS, RAKES AND EAVES. SEE DETAILS: 31/32/A-911, 31/32/A-911W, 11/12/21/22/A-913, 31/32/51/52/A-913W IF YES, PROJECTIONS ARE REQUIRED TO BE 1-HOUR CONSTRUCTION.

HOWEVER, THE FIRE-RESISTANCE RATING SHALL BE PERMITTED TO BE REDUCED TO 0 HOURS ON THE UNDERSIDE OF THE EAVE OVERHANG, IF

FIREBLOCKING IS PROVIDED FROM THE WALL TOP PLATE TO THE

UNDERSIDE OF THE ROOF SHEATHING IF ONE OF THE FOLLOWING SEPARATION DISTANCES ARE MET IN APPROPRIATE TABLE: TABLE 302.1(1) & TABLE 302.1(2).

A) NON-SPRINKLERED & FIRE SEPARATION DISTANCE

PROJECTIONS ARE
≥5'-0"

B) SPRINKLERED & FIRE SEPARATION DISTANCE

PROJECTIONS ARE
≥3'-0"

NO, NO FURTHER ACTION NEEDED

FOOTPRINT OF PROPOSED ADU - PLOT PROPOSED ADU BUILDING
FOOTPRINT. INCLUDE ANY OPTIONAL PORCHES IF SELECTED. INDICATE SQUARE FOOTAGE OF PROPOSED ADU.

IMPERVIOUS SURFACES
IMPERVIOUS SURFACES WITHIN 10' OF THE BUILDING FOUNDATION SHALL BE SLOPED A MINIMUM OF 2% AWAY FROM THE BUILDING. 2025 CRC R401.3, 2025 CBC 1804.4

FOR USE IN CITY OF ANTIOCH ONLY
B3
SCALE:SITE PLAN NORTH ARROW
SITE PLAN TO BE PROVIDED BY APPLICANT REFER TO AS101 FOR EXAMPLE SITE PLAN DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:11 PM

ARCHITECTURAL SITE PLAN

PRE-APPROVED ADU

CITY OF ANTIOCH
AS102
08/19/26

PUBLIC SET

FOR USE IN CITY OF ANTIOCH ONLY
B4
PLAN 1 - SPANISH COLONIAL
PLAN 1 - CALIFORNIA RANCH
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:11 PM
PLAN 1 RENDERINGS

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-100
08/19/26

PUBLIC SET
PLAN 1 - MID-CENTURY MODERN

FOR USE IN CITY OF ANTIOCH ONLY
B5

DOOR DETAIL REFERENCES

HEAD JAMB

LAP SIDING

BOARD & BAT
STUCCO

THRESHOLD

STONE VENEER
/12 A-905 /13 A-905
/12 A-908 /13 A-908
/12 A-907 /13 A-907
/52 A-907 /53 A-907
/24 A-901

WINDOW DETAIL REFERENCES

HEAD JAMB SILL

BOARD & BATTEN
STUCCO

LAP SIDING

STONE VENEER

FLASHING
/31 A-907 /32 A-907 /33 A-907
/22 A-907 /23 A-907 /24 A-907
/22 A-908 /23 A-908 /24 A-908
/22 A-905 /23 A-905 /24 A-905 / /11 A-906
2 B
4' - 0" 5' - 3"
4' - 0"

LIVING WH
01 3
A1-203
9 A1-203
9 A1-201

MCM SPANISH

COLONIAL
CAL
RANCH
G03
9 A1-202
3 A1-201
3 A1-202

MCM SPANISH

COLONIAL
CAL
RANCH

WALL LEGEND
EXTERIOR - 5 1/2" WOOD STUD W/ PLYWOOD SHEATHING AND FINISH, SEE ELEV. FOR (EXT.) FINISH. ONE LAYER GYP. WALL BOARD INT. SEE T24 FOR
INSULATION. SEE DETAIL: & FOR 1-HR WALL ASSEMBLY

WHEN REQUIRED
INTERIOR - 3 1/2" WOOD STUD W/ ONE LAYER GYP. WALL BOARD EACH SIDE.

ADD BLOCKING AS NEEDED IN THESE LOCATIONS PER DETAIL(S):14/A-903 EXTERIOR - DOUBLE 3 1/2" WOOD STUD W/ PLYWOOD SHEATHING (WITH 2" AIR SPACE) AND FINISH ON BOTH SIDES, SEE ELEV. FOR (EXT.) FINIS H.

NOTE: SEE MANUFACTURER LISTINGS FOR IMPROVED ACOUSTIC, MOISTURE, MOLD, & MILDEW-RESISTANT PERFORMANCE PRODUCTS.

NOTE: 5/8" GYP ATTACHED DIRECTLY TO STUDS IS ASSUMED U.N.O.

VERIFY PRODUCT SELECTIONS & REQUIREMENTS, THICKNESS, AND LOCATIONS ON PLANS WITH CONTRACTOR BEFORE CONSTRUCTION. ANY INCREASE IN WALL THICKNESS IS NOT PERMITTTED WHERE MIN. CLEARANCES ARE REQUIRED. INSTALL PER MANUFACTURER'S SPECIFICATIONS.

NOTE: SEE GYPSUM.ORG FOR MORE INFORMATION. POTENTIAL PRODUCTS CAN BE FOUND (BUT ARE NOT LIMITED TO) THE FOLLOWING MANUFACTURERS:

CERTAINTEED.COM, PABCOGYPSUM.COM, GOLDBONDBUILDING.COM. /52 A-901 /51 A-901
5 A1-201
1 A1-201
4 A1-201
A
A
1 1
25' - 0"
14' - 0"
5' - 8" 8' - 4"
9' - 0" 5' - 0" 11' - 0"
3' - 2" 3' - 5" 7' - 5"
5' - 0" 3' - 9"
2 2
B
B
BED 1
CL.

LAUNDRY
BATH
WH

KITCHEN/DINING
LIVING
3' - 6"
25' - 0"
3' - 1" 2' - 7" 8' - 4"
1' - 10"
1' - 4" 3' - 5" 2' - 2" 5' - 3"
2' - 2"
2' - 8"
5' - 0" 4' - 0" 5' - 0" 3' - 4" 7' - 8"
EQ EQ
14' - 0"
OPT. COVERED
PORCH
12' - 0" 3' - 6"
01 05
02 01
02 0403
04 05
035' - 0"
5' - 6" 5' - 0" 1' - 6"
2 A1-203
8 A1-201
8 A1-201
8 A1-203
8 A1-203
4 A1-203
2 A1-201
1 A1-203
5 A1-203

NO COVERED PORCH

OPTION SEE
/4 A1-101
CAL
RANCH
MID-

CENTURY
MODERN
CAL
RANCH
7 A1-201
7 A1-201
7 A1-203
7 A1-203

SPANISH

COLONIAL
5 A1-202
4 A1-202
1 A1-202
8 A1-202
8 A1-202
2 A1-202
7 A1-202
7 A1-202
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN

SPANISH

COLONIAL
CAL
RANCH
MID-

CENTURY
MODERN

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL

SPANISH

COLONIAL

MID-CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL

MID-CENTURY
MODERN
CAL
RANCH
C01
C04A03B02A06
A05
A07
B14
B06 B12 C12
T12
B16
B17
B04C19
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-903
11 M02
B18
A
2 B
OPT. COVERED
PORCH
1' - 0"5' - 0"
7' - 0" 1' - 9" 8' - 6" 1' - 9" 3' - 6"
12' - 0"
1' - 6"3' - 0"1' - 6"

LIVING WH
01 01
BATH
5 A1-203
7 A1-203
1 A1-203
2 B
OPT. COVERED
PORCH
12' - 0" 3' - 6"
LIVING
5' - 0"
01 01
5 A1-202
8 A1-202
1 A1-202
A

HORIZONTAL SLIDER
EQ EQ
PER SCHED.

PER SCHED.

B

DOUBLE HUNG
PER SCHED.

PER SCHED.

TYPE A (EXAMPLE)

SOLID CORE WOOD

ENTRY DOOR

EXTERIOR
T
TYPE C

SLIDING GLASS

EXTERIOR
T
TYPE D

HOLLOW CORE
WOOD

INTERIOR
TYPE F

HOLLOW CORE WOOD
VENTED (MIN. 100 IN
2 OPENING)

INTERIOR
TYPE E

HOLLOW CORE WOOD

BI-PASS DOUBLE

INTERIOR
TYPE B

SOLID CORE

WOOD EXTERIOR
(VENT AS REQ.)
TYPE G

HOLLOW CORE WOOD
BIFOLD

INTERIOR
NO. TYPE
DOOR

REMARKSWIDTH HEIGHT
01 A 3' - 0" 6' - 8" 1,2
02 B 2' - 0" 6' - 8" 5
03 F 2' - 6" 6' - 8" 4
04 G 4' - 0" 7' - 0"
05 D 3' - 0" 6' - 8"
NO. TYPE
SIZE

HEAD HEIGHT REMARKSWIDTH HEIGHT
01 A 5' - 0" 4' - 0" 6' - 8"
02 A 4' - 0" 1' - 6" 6' - 8" 2, 4
03 A 5' - 0" 4' - 0" 6' - 8" 1
04 A 3' - 0" 3' - 0" 6' - 8" 2
05 B 3' - 0" 4' - 0" 6' - 8"

WINDOW SCHEDULE

DOOR SCHEDULE
SCALE: 1/4" = 1'-0"A1-101
OPTION - NO COVERED FRONT PORCH4
A03 30" WIDE FREE STANDING ELECTRIC RANGE OVEN. VENT TO EXTERIOR, STAINLESS STEEL.

A05 REFRIGERATOR LOCATION. PROVIDE 36" SPACE WITH ROUGH PLUMBING FOR ICE MAKER (RECESS IN WALL) OR PER OWNER'S SPECIFICATIONS.

A06 24" WIDE FRONT CONTROL UNDERCOUNTER DISHWASHER.

A07 STACKED WASHER/DRYER MACHINE LOCATION. PROVIDE WASTE AND WATER IN RECESSED WALL BOX. PROVIDE DRYER VENT. VENT TO OUTSIDE AIR.

B02 30" SINGLE COMPARTMENT UNDER-MOUNT KITCHEN SINK W/ GARBAGE DISPOSAL. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEET.

B04 LAVATORY SINK. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEETS.

B06 32" x 60" x 72" TUB AND SHOWER COMBINATION. MODEL BY BUILDER.

PROVIDE SHOWER ROD.

B12 WATER CLOSET. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEETS. WATER CLOSET SHALL NOT BE SET CLOSER THAN 15" FROM ITS CENTER TO A SIDE WALL OR OBSTRUCTION PER CPC, SECTION 402.5.

B14 40 GALLON TANK WATER HEATER. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

B17 MULTI-ZONE HEAT PUMP CONDENSER UNIT. REFER TO PLANS FOR LOCATION OF INDOOR FAN COIL UNITS. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION. PROVIDE CONCRETE PAD MIN. 6" LARGER THAN UNIT IN EACH DIRECTION, 3" MIN. ABOVE GRADE. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO. SEE DETAIL 53/A-902.

B18 FAN COIL @ 80" A.F.F. TO BOTTOM OF UNIT, PROVIDE DEDICATED WALL

OUTLET, INSTALL PER MANUFACTERER'S SPECIFICATIONS, REFER TO PLANS FOR LOCATION OF OUTDOOR CONDENSING UNIT. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

C01 SINGLE WOOD SHELF AND POLE.

C04 36" HIGH BASE CABINET AND COUNTERTOP.

C12 22" DEEP VANITY
C19 MIRROR. THE LENGTH OF THE VANITY OR PEDESTAL X 80" AFS. UNO.

VERIFY WITH THE ELECTRICAL PLAN FOR LOCATION OF OUTLETS WHICH REQUIRE A CUT-OUT., PROVIDE 2X6 BACKING AT BATHROOM WALL

ATTACHEMENTS
G03 CONCRETE LANDING. SLOPE 1/4"/FT AWAY FROM THE BUILDING. MUST BE AT LEAST AS WIDE AS DOOR AND 3' DEEP.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

T12 WOOD POST, SEE STRUCTURAL - REQUIRED: PRIMER & 2 COATS OF EXTERIOR GRADE PAINT.

KEYNOTES

WINDOW TYPE
SCALE: 1/4" = 1'-0"A1-101
FLOOR PLAN W/ COVERED PORCH - CALIFORNIA RANCH1
SCALE: 1/4" = 1'-0"A1-101
COVERED PORCH - SPANISH COLONIAL3
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:13 PM
FLOOR PLAN 1

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-101
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

REFER TO FLOOR PLANS FOR WINDOW LOCATIONS.

CONTRACTOR TO VERIFY EXACT ROUGH OPENING SIZES PRIOR TO FABRICATION OF ROUGH OPENINGS.

ALL GLAZING IS DOUBLE PANE UNLESS OTHERWISE NOTED.

EGRESS WINDOWS SHALL HAVE A CLEAR OPENING WITH THE BOTTOM OF THE CLEAR OPENING NOT GREATER THAN 44" AFF, MIN. NET CLEAR OPENING FOR EMERGENCY ESCAPE SHALL BE 5.7 S.F. EXCEPT: 5 S.F. MIN. AT GROUND FLOOR. MINIMUM NET CLEAR OPENING DIMENSIONS: HEIGHT: 24", WIDTH: 20". (2025 CRC SEC. R319.2) EMERGENCY ESCAPE AND RESCUE OPENINGS SHALL OPEN DIRECTLY INTO A PUBLIC WAY PER 2025 CRC, SECTION 319.1.

GLAZING IN WALLS ADJACENT TO BATHTUB / SHOWER WHERE THE BOTTOM EXPOSED EDGE OF THE GLAZING IS LESS THAN 60" MEASURED VERTICALLY ABOVE ANY STANDING OR WALKING SURFACE SHALL BE SAFETY GLAZING. (2025 CRC SEC. R324.4.5)

REFER TO WINDOW SCHEDULE AND WINDOW LEGEND FOR MORE
INFORMATION.

WINDOW GENERAL NOTES

7. IF STRUCTURE IS IN A WUI ZONE OR FHSZ, WINDOW MUST COMPLY WITH

BE CONSTRUCTED OF MULTI-PANE GLAZING WITH A MINIMUM OF ONE TEMPERED PANE (2025 CWUIC SEC. 504.8)

8. REFER TO ENERGY COMPLIANCE REPORTS TO VERIFY U-FACTOR, SHGC AND ADDITIONAL WINDOW REQUIREMENTS. ALL OPENINGS TO BE
U-FACTOR = (.27) , SHGC = (.23). BUG SCREEN REQUIRED (PER TITLE 24).

1. 2.

3. 4.

5. A.

B.

6. REFER TO PLANS FOR LOCATION OF DOORS.

VERIFY ROUGH OPENING SIZE WITH DOOR MANUFACTURER SPECIFICATIONS PRIOR TO CONSTRUCTION.

CONTRACTOR TO VERIFY ACTUAL DOOR SIZE TO FIT FINISH OPENING PRIOR TO FABRICATION OF DOOR AND FINISH OPENING.

FIRE RATED DOORS SHALL BE SOLID WOOD OR SOLID HONEYCOMB CORE STEEL DOOR 1-3/8" THICK OR COMPLIANT WITH 2025 CRC SECTION R302.5.1.

DOORS SHALL BE SELF-CLOSING AND SELF-LATCHING WITH WEATHER STRIPPING TO BE TIGHT FITTING.

EXTERIOR DOORS SHALL EITHER HAVE A FIRE-RESISTANCE RATING OR MUST COMPLY WITH THE FOLLOWING REQUIREMENTS:

STILES AND RAILS SHALL NOT BE LESS THAN 1-3/8" THICK.

PANELS SHALL NOT BE LESS THAN 1-1/4" THICK, EXCEPT FOR THE

EXTERIOR PERIMETER OF THE PANEL SHALL BE PERMITTED TO TAPER TO A TONGUE OF NOT LESS THAN 3/8" THICK.

GLAZING IN DOORS SHALL BE TEMPERED PER 2025 CRC SECTION R324.4.1.

PANES INDICATED IN DOOR LEGEND WITH (T).

8. ALL EMERGENCY ESCAPE AND RESCUE OPENINGS SHALL BE MAINTAINED

FREE OF ANY OBSTRUCTIONS OTHER THAN THOSE ALLOWED BY THIS

SECTION AND SHALL BE OPERATIONAL FROM THE INSIDE OF THE ROOM WITHOUT THE USE OF KEYS, TOOLS, OR SPECIAL KNOWLEDGE. 2025 CRC R319.1.1.

DOOR GENERAL NOTES

1. 2.

3. 4.

5. EXTERIOR DOOR.

GLAZING PER DOOR TYPES. REFER TO GENERAL DOOR NOTE #6
OPTIONAL DOOR. SEE TITLE SHEET FOR SELECTIONS FOR MORE INFO.

REQUIRED OPENING OF NOT LESS THAN 100 IN
2 FOR MAKEUP AIR SHALL BE
PROVIDED IN THE DOOR OR BY APPROVED MEANS. [CMC SEC. R504.4.1]

VENT DOOR AS REQUIRED PER WATER HEATER MANUFACTURER

REQUIREMENTS / SPECIFICATIONS

DOOR REMARKS

1. 2.

3. 4.

REQUIRED EGRESS WINDOW. REFER TO WINDOW GENERAL NOTE #4 FOR ADDITIONAL INFORMATION.

WINDOW INCLUDES BOTH PANES TEMPERED GLAZING.

OPTIONAL WINDOW. SEE TITLE SHEET FOR SELECTIONS FOR MORE INFO. AT

LEAST ONE EGRESS OPENING REQUIRED AT ALL BEDROOMS, SEE GENERAL WINDOW NOTE #5 FOR EGRESS REQUIREMENTS.

REQUIRED TO PROVIDE OBSCURE / PRIVACY GLASS.

WINDOW REMARKS

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. 14.

REFER TO GENERAL NOTES SHEET G-101 AND G-102 FOR ADDITIONAL REQUIREMENTS.

REFER TO STRUCTURAL PLANS FOR FURTHER INFORMATION.

REFER TO MECHANICAL PLANS FOR FURTHER INFORMATION.

REFER TO ELECTRICAL PLANS FOR FURTHER INFORMATION.

REFER TO PLUMBING PLANS FOR FURTHER INFORMATION.

ALL FURNITURE AND EQUIPMENT IS BY OWNER AND IS SHOWN FOR COORDINATION PURPOSES ONLY.

DIMENSIONS ARE TO FACE OF SHEATHING UNLESS SPECIFICALLY NOTED OTHERWISE.

PROVIDE ADEQUATE BLOCKING IN WALLS FOR CABINETS AND OTHER WALL

MOUNTED ACCESSORIES INCLUDING BUT NOT LIMITED TO HANDRAILS, SHELVING AND BATHROOM FIXTURES.

DOOR AND WINDOW DIMENSIONS ARE CENTERED AT OPENINGS.

WHERE DOOR IS LOCATED WITHOUT DIMENSION AT THE CORNER OF A ROOM IT SHALL BE 4" FROM FACE OF FRAMING OF ADJACENT WALL TO ROUGH DOOR OPENING.

WHERE RECESSED FIXTURES OCCUR IN WALLS OR HORIZONTAL

ASSEMBLIES, THE FIRE RATING OF THOSE ASSEMBLIES SHALL BE MAINTAINED.

AT ALL PENETRATIONS AND INTERSECTIONS OF FIRE-RATED PARTITIONS,

PROVIDE FIRE SEALANT AND/OR FIRE STOPPING TO MAINTAIN CONTINUITY OF PARTITION RATING.

PER 2025 CRC R318.3 FLOORS OR LANDINGS AT EXTERIOR DOORS SHALL BE

AT LEAST AS WIDE AS DOOR SERVED AND SHALL PROVIDE A LENGTH IN THE DIRECTION OF TRAVEL EQUAL TO 36 INCHES MINIMUM. SLOPE OF EXTERIOR LANDINGS SHALL NOT EXCEED 1/4" PER FOOT (2% SLOPE).

PER 2025 CRC 328.1.1 REINFORCEMENT FOR GRAB BARS SHALL BE PROVIDED IN AT LEAST ONE BATHROOM. 1. REINFORCEMENT SHALL BE

SOLID LUMBER OR OTHER CONSTRUCTION MATERIALS APPROVED BY THE ENFORCING AGENCY. 2. REINFORCEMENT SHALL NOT BE LESS THAN 2X8 INCH NOMINAL LUMBER OR OTHER MATERIAL PROVIDING EQ. HT. AND CAPACITY. REINFORCEMENT ABOVE THE FINISHED FLOOR FLUSH WITH THE WALL FRAMING. 3. WATER CLOSET REINFORCEMENT SHALL BE INSTALLED

ON BOTH SIDE WALLS OF THE FIXTURE, OR ONE SIDE WALL AND THE BACK WALL. 4. SHOWER REINFORCEMENT SHALL BE CONTINUOUS WHERE WALL FRAMING IS PROVIDED. 5. BATHTUB AND COMBINATION BATHTUB/SHOWER

REINFORCEMENT SHALL BE CONTINUOUS ON EACH END OF THE BATHTUB AND THE BACK WALL. ADDITIONALLY, BACK WALL REINFORCEMENT FOR A

LOWER GRAB BAR SHALL BE PROVIDED WITH THE BOTTOM EDGE LOCATED NO MORE THAN 6 INCHES ABOVE THE BATHTUB RIM. REFER TO SHEET A-903 FOR MORE INFORMATION.

FLOOR PLAN GENERAL NOTES
SCALE: 1/4" = 1'-0"A1-101
COVERED PORCH - MID-CENTURY MODERN2

DOOR LEGEND

FOR USE IN CITY OF ANTIOCH ONLY
B6
240V
GFI
VS F
IAQ

FD AFIAFI
AFI
AFI
AFI
AFI
240V
GFI
WP
GFI
EXT
+84
A3D

AFI AFI
AFI
GFIGFI
+42"
240V
GFI
FMW
GFI
GFI
+42"
3D
D
SD
FC
SD/MA
FC
EXT
+84
WP
GFI
240V
WP
GFI
CW
CW
CW

CW CWCW HW HW
HW IM
HW
IAQ
AFI
240V
GFI
GFI
WP
GFI
J
SD
SD/MA
VS
J
P
VP
EXT
+84
CW
HB
HB
SOV
HW
F
H
MW
GFI
DW
GFI
FC
D
A

ONLY APPLICABLE FOR

CAL RANCH STYLE
A07
A03A06 A05
B14
B17B16
SEE DETAIL:
/54 A-901
B18
F02
B14
A05A06 A03
A07
B04
B12
B06
B02
B17B16

DUPLEX OUTLET

ARC-FAULT CIRCUIT

INTERRUPTER

DUPLEX OUTLET
240 VOLTS

DUPLEX OUTLET

GROUND FAULT

INTERRUPTER

DUPLEX OUTLET

WATERPROOF

GROUND FAULT

INTERRUPTER

DUPLEX OUTLET

AFCI-HALF HOT

ELECTRICAL

JUNCTION BOX
SMOKE

DETECTOR/ALARM

COMBINATION

SMOKE/CARBON

MONOXIDE
FAN COIL UNIT +80"

TO BOTTOM OF UNIT

PROVIDE DEDICATED
OUTLET

ELECTRICAL
SWITCH

ELECTRICAL

SWITCH-THREE

WAY-DIMMER

ELECTRICAL

SWITCH-

VACANCY
SENSOR

ELECTRICAL

SWITCH-DIMMER

COLD WATER

STUB OUT

HOT WATER STUB
OUT

WATER HOSE BIBB

WATER HOSE BIBB

WITH SHUT OF
VALVE

CEILING FAN OPTIONAL
(PRE WIRE FOR CEILING

FAN ONLY)

INDOOR AIR

QUALITY FAN

PENDANT LIGHT

HIGH-EFFICACY

RECESSED

HIGH- EFFICACY

DOWNLIGHT

RECESSED HIGH- EFFICACY

DOWNLIGHT-VAPOR PROOF

WALL MOUNTED

HIGH-EFFICACY
LIGHT

EXTERIOR WALL

MOUNTED HIGH-

EFFICACY LIGHT W/

PHOTO SENSOR

DUPLEX OUTLET

MICROWAVE

GROUND FAULT

INTERRUPTER

DUPLEX OUTLET

DISH WASHER

GROUND FAULT

INTERRUPTER

ELECTRICAL

SWITCH-FAN

ASTRONOMICAL

TIME OR MOTION

SENSOR SWITCH
(AT LEAST 1 REQ.)

ELECTRICAL
WIRING

EXHAUST FAN

DUPLEX OUTLET

RANGE HOOD
NOTE: IONIZATION
SMOKE DETECTOR 10'

MINIMUM FROM STOVE,
ALL OTHERS 20'MIN

CLEARANCE
3D
NOTE: IONIZATION SMOKE DETECTOR 10' MINIMUM FROM STOVE, ALL OTHERS 20'MIN CLEARANCE
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)

VENTILATION SUMMARIES
NOTE: KITCHEN RANGE HOOD (CEC 2025) PER TABLE 150.0-G ARIFLOW RATES (CFM) AND ASTM E3087 <750 SF = 65% CE OR 160 CFM, 750 SF-1000 SF = 55% CE OR 130 CFM EFFECTIVE ANNUAL AVERAGE INFILTRATION RATE PER SECTION 150.0(O)(C)(ii) a. 1. (Equation 150.0-C) Q50 = Vdu (x) 2 ACH50 / 60minutes a. 2. (Equation 150.0-D) Q50 = Vdu (x) Verified ACH50 / 60minutes b. (Equation 150.0-E) Qtot = 0.052 (x) Q50 x wsf x [H/Hr]^z [ASHRAE 62.2:4.1.2.1] REQUIRED MECHANICAL VENTILATION RATE PER 150.0(O)(C)(iii) [ASHRAE 62.2:4.1.2] (Equation 150.0-F) Qfan = Qtot (-) ϕ (Qinf (x) Aext)
1) LOCAL EXHAUST VENTILATION

BATHROOM
BATHROOM FAN FLOW (cfm) .............................

DUCT TYPE ...........................................................

DUCT SIZE (in) ......................................................

THIS EXHAUST FAN IS REQUIRED TO BE RATED FOR SOUND AT A MAX. OF 3 SONES.

MAX. ALLOWABLE DUCT LENGTH (ft) ...............

KITCHEN
KITCHEN FAN FLOW (cfm) ..................................

DUCT TYPE ...........................................................

DUCT SIZE (in) ......................................................

MAX. ALLOWABLE DUCT LENGTH (ft) ................
2) WHOLE BUILDING VENTILATION
THIS EXHAUST FAN IS REQUIRED TO BE RATED FOR SOUND AT A MAX. OF 1 SONE.

THIS EXHAUST FAN IS REQUIRED TO OPERATE CONTINUOUSLY TO ENSURE CONTINUOUSLY TO ENSURE INDOOR AIR QUALITY.

PER ASHRAE STANDARD 62.2, CEC EQUATION 150.0-B
THIS EXHAUST FAN IS REQUIRED TO BE RATED FOR SOUND AT A MAX. OF 3 SONES.

BUILDING FAN FLOW (cfm) .............................

DUCT TYPE ...........................................................

DUCT SIZE (in) ......................................................

MAX. ALLOWABLE DUCT LENGTH (ft) ...............

OPTION A OPTION B

OPTION A OPTION B

OPTION A OPTION B
50 CFM
4"
70'
160 CFM
7"
35'
50 CFM
4"
70'

FLEX DUCT

FLEX DUCT

FLEX DUCT
50 CFM
4"
105'
50 CFM

SMOOTH DUCT

SMOOTH DUCT
9"
85'
50 CFM

SMOOTH DUCT
4"
105'
SCALE: 1/4" = 1'-0"A1-111
ELECTRICAL PLAN - PLAN 11
SCALE: 1/4" = 1'-0"A1-111
MECHANICAL& PLUMBING PLAN - PLAN 12
LEGEND
REFER TO T-24 FOR IAQ VENTILATION

WHOLE DWELLING UNIT MECHANICAL VENTILATION
PER SECTION 150.0(O)(C)(i) [ASHRAE 62.2:4.1.2]
1 BED - MINIMUM CUBIC FEET PER MINUTE (CFM) (Equation 150.0-B) Qtot = 0.03Afloor + 7.5(Nbr + 1) .03(350 SF) + 7.5 (0+1) = 18 CFM < 50 CFM A03 30" WIDE FREE STANDING ELECTRIC RANGE OVEN. VENT TO EXTERIOR, STAINLESS STEEL.

A05 REFRIGERATOR LOCATION. PROVIDE 36" SPACE WITH ROUGH PLUMBING FOR ICE MAKER (RECESS IN WALL) OR PER OWNER'S SPECIFICATIONS.

A06 24" WIDE FRONT CONTROL UNDERCOUNTER DISHWASHER.

A07 STACKED WASHER/DRYER MACHINE LOCATION. PROVIDE WASTE AND WATER IN RECESSED WALL BOX. PROVIDE DRYER VENT. VENT TO OUTSIDE AIR.

B02 30" SINGLE COMPARTMENT UNDER-MOUNT KITCHEN SINK W/ GARBAGE DISPOSAL. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEET.

B04 LAVATORY SINK. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEETS.

B06 32" x 60" x 72" TUB AND SHOWER COMBINATION. MODEL BY BUILDER.

PROVIDE SHOWER ROD.

B12 WATER CLOSET. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEETS. WATER CLOSET SHALL NOT BE SET CLOSER THAN 15" FROM ITS CENTER TO A SIDE WALL OR OBSTRUCTION PER CPC, SECTION 402.5.

B14 40 GALLON TANK WATER HEATER. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

B17 MULTI-ZONE HEAT PUMP CONDENSER UNIT. REFER TO PLANS FOR LOCATION OF INDOOR FAN COIL UNITS. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION. PROVIDE CONCRETE PAD MIN. 6" LARGER THAN UNIT IN EACH DIRECTION, 3" MIN. ABOVE GRADE. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO. SEE DETAIL 53/A-902.

B18 FAN COIL @ 80" A.F.F. TO BOTTOM OF UNIT, PROVIDE DEDICATED WALL

OUTLET, INSTALL PER MANUFACTERER'S SPECIFICATIONS, REFER TO PLANS FOR LOCATION OF OUTDOOR CONDENSING UNIT. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

F02 22" X 30" MINIMUM ATTIC ACCESS. PROVIDED SWITCH AND OUTLET AT ATTIC.

THERE IS NO HVAC EQUIPMENT (SUCH AS FURNACE, HEAT PUMP, OR FAU) IN THE ATTIC. PERMANENTLY ATTACH R-38 OR GREATER INSULATION TO ATTIC ACCESS DOOR USING ADHESIVE OR MECHANICAL FASTENERS CEnC 150.0 (a)1. PROVIDE GASKETED ATTIC ACCESS TO PREVENT AIR LEAKAGE CEnC 150.0 (a)1."

KEYNOTES
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:14 PM

MECHANICAL, & ELECTRICAL
PLANS

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-111
08/19/26

PUBLIC SET

ELECTRICAL NOTES

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. 14.

15. 16.

17. 18.

19. 20.

21. CONFORM WITH CURRENT CEC, NFPA, MFR'S, AND LOCAL REQUIREMENTS.

ELECTRICAL SYSTEM GROUND TO BE PROVIDED PER NEC ARTICLE 250-81.

ALL MATERIALS TO BE U.L. LABELED.

METER: "SQUARE D", 120 VOLT/ 240 VOLT, 1 AND 3 WIRE GROUND OR EQUAL.

ELECTRICAL SUB PANEL: FLUSH MOUNT, 30" CLEARANCE. SEE TITLE SHEET FOR PANEL OPTIONS.

CONDUCTORS: TW, THW, COPPER, MINIMUM 14 AT LIGHTING, 12 AT OTHER CIRCUITS.

ALL LUMINARIES SHALL COMPLY WITH 2025 CEC SECTION 150.0 (K) AND TABLE 150.0-A AS REFERENCED IN ENERGY NOTES, LUMINAIRE
REQUIREMENTS SHEET G-101.

ALL ELECTRICAL OUTLETS INSTALLED IN BATHROOMS, GARAGES,

BASEMENTS, CRAWL SPACES, OUTDOORS, KITCHEN COUNTERS, AND AT

WET BAR SINKS SHALL HAVE GROUND-FAULT CIRCUIT-INTERRUPTER PROTECTION IN COMPLIANCE WITH NEC Art. 210-8, CONSISTING OF 125 VOLT,
SINGLE-PHASE, 15- AND 20- AMPERE RECEPTACLES.

ALL BATHROOM RECEPTACLE OUTLETS SHALL BE SUPPLIED BY A MINIMUM OF ONE 120-VOLT, 20-AMPERE BRANCH CIRCUIT. SUCH CIRCUITS SHALL HAVE NO OTHER OUTLETS. THIS DEDICATED CIRCUIT MAY SERVE MORE THAN ONE BATHROOM. (2025 CEC 210.11(C))
THERMOSTAT SHALL BE A PROGRAMMABLE TYPE, HONEYWELL TH8320 OR EQUAL.

CEILING-SUSPENDED (PADDLE) FANS SHALL BE SUPPORTED

INDEPENDENTLY OF AN OUTLET BOX OR BY LISTED OUTLET BOX OR OUTLET

BOX SYSTEMS IDENTIFIED FOR THE USE AND INSTALLED IN ACCORDANCE WITH 2025 CEC 314.27(C) (2025 CEC 422.18).

ALL LUMINARIES, LAMPHOLDERS, AND RETROFIT KITS SHALL BE LISTED (2025 CEC 410.6).

ALL 120-VOLT, SINGLE PHASE 15- AND 20- AMPERE BRANCH CIRCUITS

SUPPLYING OUTLETS INSTALLED IN DWELLING UNIT KITCHENS, FAMILY

ROOMS, LIVING ROOMS, DINING ROOMS, PARLORS, LIBRARIES, DENS,

BEDROOMS, SUNROOMS, RECREATION ROOMS, CLOSETS, HALLWAYS OR

SIMILAR ROOMS OR AREAS SHALL BE PROTECTED BY A LISTED ARC-FAULT

CIRCUIT INTERRUPTER, COMBINATION-TYPE, INSTALLED TO PROVIDE PROTECTION OF THE BRANCH CIRCUIT. (2025 CEC 210-12(A)).

ALL NON-LOCKING TYPE 125-VOLT, 15 AND 20 AMPERE RECEPTACLES IN A DWELLING UNIT SHALL BE LISTED TAMPER-RESISTANT RECEPTACLES.

EXCEPTIONS: (1) RECEPTACLES MORE THAN 5’6” ABOVE THE FLOOR, (2) RECEPTACLES PART OF A LUMINAIRE OR APPLIANCE, (3) A SINGLE

RECEPTACLE OR A DUPLEX RECEPTACLE FOR TWO APPLIANCES THAT ARE

NOT EASILY MOVED AND LOCATED WITHIN DEDICATED SPACE AND ARE CHORD-AND-PLUG CONNECTED AS PER CEC 400.10, AND (4) NON-

GROUNDING RECEPTACLES USED FOR REPLACEMENTS AS PERMITTED IN 2025 CEC 406.4(D)(2)(A).

HIGH EFFICACY LUMINAIRES OTHER THAN OUTDOOR HID LIGHTING CONTAIN ONLY HIGH EFFICACY LAMPS AS OUTLINED IN TABLE 150-C OF THE

RESIDENTIAL ENERGY CODE AND NOT CONTAIN A MEDIUM SCREW BASE SOCKET.

BALLAST FOR LAMPS 13 WATTS OR GREATER SHALL BE ELECTRONIC AND HAVE AN OUTPUT FREQUENCY NO LESS THAT 20 kHz.

SMOKE DETECTORS SHALL RECEIVE THEIR PRIMARY POWER FROM THE BUILDING WIRING AND PROVIDED WITH A BATTERY BACK-UP. ALL SMOKE DETECTORS SHALL BE INTERCONNECTED. ALL SMOKE DETECTORS SHALL MAINTAIN A MINIMUM 3 FOOT CLEARANCE TO HVAC SUPPLY OR RETURN AIR REGISTERS.

CARBON MONOXIDE ALARMS SHALL RECEIVE THEIR PRIMARY POWER FROM THE BUILDING WIRING AND PROVIDED WITH A BATTERY BACK-UP. ALL CARBON MONOXIDE ALARMS SHALL BE INTERCONNECTED.

EXHAUST FANS WILL BE CONTROLLED BY A HUMIDISTAT PER THE GREEN BUILDING STANDARDS CODE SECTION 4.506. EXHAUST FANS MUST BE SWITCHED SEPARATELY FROM LIGHTS (2025 CEnC 150.0(k)2G).

IN ADDITION TO THE NUMBER OF BRANCH CIRCUITS REQUIRED BY OTHER PARTS OF THE CODE, TWO OR MORE 20-AMPERE SMALL-APPLIANCE

BRANCH CIRCUITS SHALL BE PROVIDED FOR ALL RECEPTACLE OUTLETS IN

THE KITCHEN, PANTRY, BREAKFAST ROOM, DINING ROOM, OR SIMILAR AREA PER 2025 CEC, ARTICLE 210.11 (C)(1). THE CIRCUITS SHALL HAVE NO OTHER OUTLETS PER 2025 CEC, ARTICLE 210.52(B).

IN ADDITION TO THE NUMBER OF BRANCH CIRCUITS REQUIRED BY OTHER PARTS OF THE CODE, AT LEAST ONE ADDITIONAL 20-AMPERE BRANCH

CIRCUIT SHALL BE PROVIDED TO SUPPLY THE LAUNDRY RECEPTACLE OUTLET(S) REQUIRED BY 2025 CEC, ARTICLE 210.52 (F). THIS CIRCUIT SHALL HAVE NO OTHER OUTLETS PER 2025 CEC, ARTICLE 201.11(C)(2).

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

REFER TO ELECTRICAL NOTES ON SHEET G-101.

REFER TO MECHANICAL NOTES ON SHEET G-101.

REFER TO PLUMBING NOTES ON SHEET G-101.

REFER TO TITLE 24 COMPLIANCE NOTES ON SHEET G-102.

EXTERNALLY MOUNTED HEATING/COOLING UNITS SHALL BE SCREENED IF THEY ARE VISIBLE FROM A PUBLIC STREET.

ENVIRONMENTAL AIR DUCT EXHAUST SHALL TERMINATE NOT LESS THAN 3 FT FROM WALL OPENINGS. CMC 502.2.1.

APPLIANCES NOT LISTED FOR OUTDOOR INSTALLATION BUT INSTALLED

OUTDOORS SHALL BE PROVIDED WITH PROTECTION TO THE DEGREE THAT THE ENVIRONMENT REQUIRES. APPLIANCES LISTED FOR OUTDOOR

INSTALLATION SHALL BE PERMITTED TO BE INSTALLED WITHOUT

PROTECTION IN ACCORDANCE WITH THE PROVISIONS OF ITS LISTING AND THE MANUFACTURER'S INSTALLATION INSTRUCTIONS PER CPC 507.24 PROTECTION OF OUTDOOR APPLIANCES.

APPLIANCES INSTALLED IN GARAGES, WAREHOUSES, OR OTHER AREAS SUBJECT TO MECHANICAL DAMAGE SHALL BE AT LEAST 18" ABOVE THE

FLOOR AND GUARDED AGAINST SUCH DAMAGE BY BEING INSTALLED BEHIND

PROTECTIVE BARRIERS OR BY BEING ELEVATED OR LOCATED OUT OF THE NORMAL PATH OF VEHICLES PER CMC 305.1.1 PHYSICAL DAMAGE.

INSTALLED AIR CONDITIONER AND HEAT PUMP SYSTEMS SHALL HAVE A CLEARANCE OF AT LEAST FIVE (5) FEET FROM THE OUTLET OF ANY DRYER VENT. CEnC2025 150.0 (H) 3.

INSTALLED AIR CONDITIONER AND HEAT PUMP SYSTEMS SHALL BE EQUIPPED

WITH LIQUID LINE DRIERS IF REQUIRED, AS SPECIFIC BY MANUFACTURER'S INSTRUCTIONS. CEnC2025 150.0 (H) 3.

11. ASSEMBLIES AT EXTERIOR WINDOW AND DOOR HEADERS IN 2X6 EXTERIOR WALLS SHALL BE R-5 MINIMUM PER 2025 SINGLE-FAMILY RESIDENTIAL

MANDATORY REQUIREMENTS

GENERAL MEP NOTES

PLUMBING NOTES
•
•

1. WATER HEATER
REFER TO T-24 ENERGY REPORT FOR REQUIRED PRODUCT. SEE SHEET A-930 FOR PRODUCT REFERENCE SHEETS.

WATER HEATER SHALL FOLLOW FIRST HOUR RATINGS REQUIRED IN TABLE PER 2025 CPC TABLE 501.1(2).

A. ALL DOMESTIC HOT WATER PIPING SHALL BE INSULATED. (2025 CPC 609.12.1)
PIPES UP TO 2 INCHES IN DIAMETER: INSULATION WALL THICKNESS NOT LESS THAN DIAMETER OF PIPE. (2025 CPC 609.12.2)
PIPES GREATER THAN 2 INCHES IN DIAMETER: INSULATION WALL THICKNESS NOT LESS THAN 2 INCHES. (2025 CPC 609.12.2)
EXCEPTIONS:

1. PIPING THAT PENETRATES FRAMING MEMBERS SHALL NOT BE

REQUIRED TO HAVE PIPE INSULATION FOR THE DISTANCE OF THE FRAMING PENETRATION. (2025 CPC 609.12.2)

2. HOT WATER PIPING BETWEEN THE FIXTURE CONTROL VALVE OR

SUPPLY STOP AND THE FIXTURE OR APPLIANCE SHALL NOT BE
REQUIRED TO BE INSULATED. (2025 CPC 609.12.2)
B. PROVIDE A TEMPERATURE AND PRESSURE RELIEF VALVE WITH A FULL

SIZE DRAIN OF GALVANIZED STEEL OR HARD DRAWN COPPER TO THE OUTSIDE OF THE BUILDING WITH THE END OF THE PIPE PROTRUDING 6" MINIMUM @ 2' MAX. ABOVE GRADE POINTING DOWNWARD TO THE TERMINATION - UNTHREADED.

C. COMBUSTION AIR PER MANUFACTURE REQUIREMENTS.

D. CLEARANCES PER MANUFACTURE REQUIREMENTS.

FOR USE IN CITY OF ANTIOCH ONLY
B7
SD
IAQ
SD/MA
A
A
1 1
2 2
B
B
BED 1
CL.

LAUNDRY

BATH WH

KITCHEN/DINING
LIVING
OPT. COVERED
PORCH
8' - 0"
8' - 0 3/4"
F02
A
A
1 1
2 2
B
B
5" / 1'-0"5" / 1'-0"
5" / 1'-0" 5" / 1'-0"
TYP.
1' - 0" EAVE
TYP.
1' - 0" RAKE
137 SF
22 SF55 SF
23 SF 23 SF
RIDGE
VALLEY
VALLEY
RIDGE
K09
L01
M01
H10H09
M02
31 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 32 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 2 B
1' - 6"
5" / 1'-0"5" / 1'-0" 5" / 1'-0"
22 SF
VALLEY
VALLEY
2 B

LAUNDRY
WH
LIVING
8' - 0"

CEILING HEIGHT (SEE PLAN FOR ACTUAL HEIGHTS)
XX'-X"

ROOF PLAN & RCP LEGEND
X" / 12" ROOF SLOPE (REFER TO PLANS FOR ACTUAL SLOPE)

ROOF VENT, SEE ROOF VENTING CALCULATIONS

OUTLINE OF WALL BELOW
GUTTER, CONNECT TO DOWNSPOUT; SEE DETAIL:

APPROXIMATE LOCATION OF DOWNSPOUT/LEADER TO ROOF
OR SPLASHBLOCK BELOW; SEE DETAILS:

AVAILABLE SOLAR ZONE LOCATIONS; PV SYSTEM UNDER
SEPERATE PERMIT. SEE TITLE SHEET AND TITLE 24 REPORT
FOR MORE INFORMATION. SEE "SETBACK AT RIDGE TABLE"
XX SF
AREA OF ATTIC WITH 30" HEIGHT OR GREATER. 22" X 30" CLEAR OPENING ACCESS REQUIRED IF TOTAL AREA GREATER THAN 30
SQ. FT. PER CRC R807.1
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)
DOWNSPOUT. SEE DETAIL:DS /23 A-901

MATERIALS LEGEND
INTERIOR CEILING FINISH, TYP. 5/8" GYP.

INSTALL PER MFR RECOMMENDATIONS

OWNER/APPLICANT TO PROVIDE MANUFACTURER, COLOR/FINISH SPECIFICATIONS ON THE MATERIALS LEGEND ON THE ELEVATION SHEET.

EXTERIOR SOFFITS, RAKES, & EAVES

ASPHALT SHINGLE ROOF
ROOF REFLECTANCE (0.1) MIN.

ROOF EMITTANCE (0.85) MIN.

1. 2.

3. 4.

NOTES:

SOFFIT MATERIALS TO MEET REQ. OF CWUIC 504 & CRC 704.

INSTALL ALL MATERIALS, FASTENERS, & COMPONENTS PER MANUFACTURER'S

SPECIFICATIONS & RECOMMENDATIONS

INSTALL ADDITIONAL BLOCKING AS NEEDED TO MEET ATTACHMENT REQUIREMENTS PER CRC TABLE R702.3.5

A PROJECT SITE WITHIN THE WILDLAND-URBAN INTERFACE FIRE AREA SHALL COMPLY WITH THE CWUIC 504.

X: SETBACK AT RIDGE TABLE

PV ARRAYS PERCENT OF THE PLAN

VIEW TOTAL ROOF AREA
(X)

HORIZONTAL RIDGE SETBACK
≤33%
>33%
>66% + 12D SPRINKLER
≤66% + 13D SPRINKLER
18" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
18" BOTH SIDES OF RIDGE

ROOF VENTING CALCULATIONS

1. 2.

3. WUI REQUIRED? (SEE G-001)

A) NO, MAY USE OPTION A OR C

B) YES,

MUST USE FIRE & ICE OPTION B OR OTHER WUI COMPLIANT VENTS UPPER & LOWER VENTS FOR COMPOSITE SHINGLE ROOFING:

A) O'HAGIN TAPERED LOW PROFILE COMPOSITION SHINGLE.

72.0 SQ.IN OF AIR MOVEMENT PER VENT = 72. SQ.IN. / 144 = 0.5 SF (SEE 22/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED"
= (TOTAL ATTIC AREA/300) * (0.5) / (0.5 SF)
"LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.5 SF) B) O'HAGIN FIRE & ICE TAPERED LOW PROFILE COMPOSITION SHINGLE.

64.8 SQ.IN OF AIR MOVEMENT PER VENT = 65.8 SQ.IN. / 144 = 0.45 SF
(SEE 22/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.45 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.45 SF) C)

ALTERNATIVE PRODUCT, MUST BE EQUAL TO PRODUCT ABOVE, AND PROVIDE GREATER THAN OR EQUAL AIR MOVEMENT.

ROOF VENTING SHALL COMPLY WITH CRC R806 & CBC 701A.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE CEILING S

ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS SHALL HAVE

CROSS VENTILATION FOR EACH SEPARATE SPACE BY VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH MINIMUM AND 1/4 INCH MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED VENTILATION OPENINGS SHALL

OPEN DIRECTLY TO THE OUTSIDE AIR AND SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES.

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2. *OWNER/APPLICANT REQ. TO SELECT ONE THE FOLLOWING

ATTIC AREA

REQUIRED ATTIC

VENTING (NFA)

UPPER VENTING

REQUIRED (NFA)

LOWER VENTING

REQUIRED (NFA)
ATTIC 1 308 SF 1.03 SF 0.51 SF 0.51 SF

VENT TYPE COUNT
VENT
LENGTH

NET FREE

AREA PER
VENT

PROVIDED

NET FREE
AREA
LOWER
O'HAGIN SHINGLE ROOF VENT (LOWER) 2 2' - 8" 0.50 SF 1.00 SF UPPER
O'HAGIN SHINGLE ROOF VENT (UPPER) 2 2' - 8" 0.50 SF 1.00 SF

2.00 SF
SCALE: 1/4" = 1'-0"A1-121

REFLECTED CEILING PLAN -
CALIFORNIA RANCH2
SCALE: 1/4" = 1'-0"A1-121
ROOF PLAN - CAL RANCH1

KEYNOTES
F02 22" X 30" MINIMUM ATTIC ACCESS. PROVIDED SWITCH AND OUTLET AT ATTIC.

THERE IS NO HVAC EQUIPMENT (SUCH AS FURNACE, HEAT PUMP, OR FAU) IN THE ATTIC. PERMANENTLY ATTACH R-38 OR GREATER INSULATION TO ATTIC ACCESS DOOR USING ADHESIVE OR MECHANICAL FASTENERS CEnC 150.0 (a)1. PROVIDE GASKETED ATTIC ACCESS TO PREVENT AIR LEAKAGE CEnC 150.0 (a)1."
H09 ATTIC VENT (HIGH); UPPER VENTILATORS SHALL BE LOCATED NOT MORE THAN 3 FEET BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. PAINT FINISH TO MATCH ROOF COLOR, SEE VENTING CALCS.

H10 ATTIC VENT (LOW); LOWER VENTILATORS SHALL BE LOCATED IN THE BOTTOM ONE-THIRD OF THE ATTIC SPACE PER R806.2 EXCEPTION 2.

PROVIDE DAMPER TO PROVIDE 1" CLR. AIRSPACE WHERE REQ. PAINT FINISH TO MATCH ROOF COLOR, SEE VENTING CALCS.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

SCALE: 1/4" = 1'-0"A1-121
ROOF PLAN - NO COVERED PORCH OPTION3
SCALE: 1/4" = 1'-0"A1-121

REFLECTED CEILING PLAN -
NO COVERED PORCH OPTION4
VENTING NEEDED (BASED ON OPTION A):

VENTING PROVIDED (BASED ON OPTION A):

DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:16 PM

ROOF PLAN & REFLECTED

CEILING PLAN - CAL RANCH

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-121
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR ROOF FRAMING INFORMATION
INCLUDING MEMBER SIZES AND CONNECTION HARDWARE.

PROVIDE A MINIMUM OF 1 INCH OF AIRSPACE BETWEEN THE INSULATION AND ROOF SHEATHING.

WHERE THE ROOF PROFILE ALLOWS A SPACE BETWEEN THE ROOF

COVERING AND DECKING, THE SPACES SHALL BE CONSTRUCTED TO

PREVENT THE INTRUSION OF FLAMES AND EMBERS, BE FIRESTOPPED WITH APPROVED MATERIALS OR HAVE ONE LAYER OF MINIMUM 72 POUND

MINERAL-SURFACED NONPERFORATED CAP SHEET OVER THE
COMBUSTIBLE DECKING.

ALL ROOFING MATERIALS TO BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS.

OVERHANG DIMENSIONS ARE FROM FACE OF SHEATHING TO ROOF EDGE.

ROOF COVERINGS SHALL BE APPLIED IN ACCORDANCE WITH (CRC R905), AND MANUFACTURER'S INSTALLATION INSTRUCTIONS. ROOF COVERINGS

SHALL BE INSTALLED TO RESIST THE COMPONENT AND CLADDING LOADS SPECIFIED IN R301.2.1(1), AND ADJUSTED FOR HEIGHT AND EXPOSURE IN ACCORDANCE WITH TABLE R301.2.1(2).

ROOF UNDERLAYMENTS SHALL BE IN ACCORDANCE WITH SECTION R905.1.1, TABLE R905.1.1(2), AND TABLE R905.1.1(1).

ROOF VENTS SHALL BE APPLIED PER MANUFACTURER'S SPECIFICATIONS.

FURNISHED DIMENSIONS FOR VENTS ARE GUIDES ONLY. INSTALL PER

MANUFACTURERS SPECIFICATIONS AND ADJUST TO ACCOMMODATE TRUSS LOCATIONS, PLUMBING VENTS, AND SOLAR COLLECTORS.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE

CEILINGS ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS

SHALL HAVE CROSS VENTILATION FOR EACH SEPARATE SPACE BY

VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. VENTILATION OPENINGS HAVING A LEAST DIMENSION LARGER THAN 1/4 INCH (6.4 MM)

SHALL BE PROVIDED WITH CORROSION-RESISTANT WIRE CLOTH

SCREENING, HARDWARE CLOTH, PERFORATED VINYL OR SIMILAR MATERIAL WITH OPENINGS HAVING A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED

VENTILATION OPENINGS SHALL OPEN DIRECTLY TO THE OUTSIDE AIR AND

SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES (CRC R806).

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2.

IN THE INSTANCE OF UPPER VENTS, VENTS SHALL BE LOCATED NO MORE THAN 3 FT BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. CRC R806.2.

ROOF PLAN GENERAL NOTES

1. 2.

3. 4.

5. HEIGHT OF CEILINGS SHALL BE MEASURED FROM TOP OF SLAB OR SUBFLOOR TO FINISH FACE OF GWB, U.N.O.

REFER TO DETAILS FOR FLOOR/CEILING ASSEMBLIES.

REFER TO ELECTRICAL PLANS FOR LIGHT FIXTURE AND EXHAUST LOCATIONS.

DIMENSIONS ARE TO THE FACE OF SHEATHING UNLESS OTHERWISE NOTED.

SOFFITS ARE TO BE HELD TIGHT TO UNDERSIDE OF MECHANICAL EQUIPMENT.

RCP GENERAL NOTES

FOR USE IN CITY OF ANTIOCH ONLY
B8
A
A
1 1
2 2
B
B
BED 1
CL.

LAUNDRY
BATH
WH

KITCHEN/DINING
LIVING
OPT. COVERED
PORCH
8' - 0"
3" / 1'-0" 3" / 1'-0"
2 B
2' - 0"
3" / 1'-0" 3" / 1'-0"
3" / 1'-0"
22 SF55 SF
VALLEY
VALLEY
RIDGE
A
A
1 1
2 2
B
B
3" / 1'-0"3" / 1'-0"
3" / 1'-0" 3" / 1'-0"
TYP.
1' - 6" EAVE
TYP.
1' - 0" RAKE
137 SF
22 SF55 SF
23 SF 23 SF
RIDGE
VALLEY
VALLEY
RIDGE
K09
L01
M01
31 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 32 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ M01H10
H09
M02
2 B
LIVING

LAUNDRY
WH
8' - 0"

CEILING HEIGHT (SEE PLAN FOR ACTUAL HEIGHTS)
XX'-X"

ROOF PLAN & RCP LEGEND
X" / 12" ROOF SLOPE (REFER TO PLANS FOR ACTUAL SLOPE)

ROOF VENT, SEE ROOF VENTING CALCULATIONS

OUTLINE OF WALL BELOW
GUTTER, CONNECT TO DOWNSPOUT; SEE DETAIL:

APPROXIMATE LOCATION OF DOWNSPOUT/LEADER TO ROOF
OR SPLASHBLOCK BELOW; SEE DETAILS:

AVAILABLE SOLAR ZONE LOCATIONS; PV SYSTEM UNDER
SEPERATE PERMIT. SEE TITLE SHEET AND TITLE 24 REPORT
FOR MORE INFORMATION. SEE "SETBACK AT RIDGE TABLE"
XX SF
AREA OF ATTIC WITH 30" HEIGHT OR GREATER. 22" X 30" CLEAR OPENING ACCESS REQUIRED IF TOTAL AREA GREATER THAN 30
SQ. FT. PER CRC R807.1
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)
DOWNSPOUT. SEE DETAIL:DS /23 A-901
X: SETBACK AT RIDGE TABLE

PV ARRAYS PERCENT OF THE PLAN

VIEW TOTAL ROOF AREA
(X)

HORIZONTAL RIDGE SETBACK
≤33%
>33%
>66% + 12D SPRINKLER
≤66% + 13D SPRINKLER
18" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
18" BOTH SIDES OF RIDGE

ROOF VENTING CALCULATIONS

1. 2.

3. WUI REQUIRED? (SEE G-001)

A) NO, YOU MAY USE OPTION A OR C

B) YES, MUST USE FIRE & ICE OPTION B OR OTHER WUI COMPLIANT VENTS UPPER & LOWER VENTS FOR S-TILE ROOFING:

A) O'HAGIN HIGH PROFILE "S" CONCRETE TILE ROOF VENT.

97.5 SQ.IN OF AIR MOVEMENT PER VENT = 97.5 SQ.IN. / 144 = .68 SF (SEE 34/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.68) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.68) / (0.5 SF) B) O'HAGIN FIRE & ICE HIGH PROFILE "S" CONCRETE TILE ROOF VENT.

88.7 SQ.IN OF AIR MOVEMENT PER VENT = 88.7 SQ.IN. / 144 = .61 SF (SEE 34/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.61) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.61) / (0.5 SF)

C) ALTERNATIVE PRODUCT, MUST PROVIDE GREATER THAN OR EQUAL AIR MOVEMENT.

ROOF VENTING SHALL COMPLY WITH CRC R806 & CBC 701A.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE CEILINGS

ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS SHALL HAVE

CROSS VENTILATION FOR EACH SEPARATE SPACE BY VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH MINIMUM AND 1/4 INCH MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED VENTILATION OPENINGS SHALL

OPEN DIRECTLY TO THE OUTSIDE AIR AND SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES.

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2. *OWNER/APPLICANT REQ. TO SELECT ONE THE FOLLOWING

MATERIALS LEGEND
INTERIOR CEILING FINISH, TYP. 5/8" GYP.

INSTALL PER MFR RECOMMENDATIONS

OWNER/APPLICANT TO PROVIDE MANUFACTURER, COLOR/FINISH SPECIFICATIONS ON THE MATERIALS LEGEND ON THE ELEVATION SHEET.

EXTERIOR SOFFITS, RAKES, & EAVES

ASPHALT SHINGLE ROOF
ROOF REFLECTANCE (0.1) MIN.

ROOF EMITTANCE (0.85) MIN.

1. 2.

3. 4.

NOTES:

SOFFIT MATERIALS TO MEET REQ. OF CWUIC 504 & CRC 704.

INSTALL ALL MATERIALS, FASTENERS, & COMPONENTS PER MANUFACTURER'S

SPECIFICATIONS & RECOMMENDATIONS

INSTALL ADDITIONAL BLOCKING AS NEEDED TO MEET ATTACHMENT REQUIREMENTS PER CRC TABLE R702.3.5

A PROJECT SITE WITHIN THE WILDLAND-URBAN INTERFACE FIRE AREA SHALL COMPLY WITH THE CWUIC 504.

ATTIC AREA

REQUIRED ATTIC

VENTING (NFA)

UPPER VENTING

REQUIRED (NFA)

LOWER VENTING

REQUIRED (NFA)
ATTIC 1 308 SF 1.03 SF 0.51 SF 0.51 SF

KEYNOTES
H09 ATTIC VENT (HIGH); UPPER VENTILATORS SHALL BE LOCATED NOT MORE THAN 3 FEET BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. PAINT FINISH TO MATCH ROOF COLOR, SEE VENTING CALCS.

H10 ATTIC VENT (LOW); LOWER VENTILATORS SHALL BE LOCATED IN THE BOTTOM ONE-THIRD OF THE ATTIC SPACE PER R806.2 EXCEPTION 2. PROVIDE DAMPER TO PROVIDE 1" CLR. AIRSPACE WHERE REQ. PAINT FINISH TO MATCH ROOF COLOR, SEE VENTING CALCS.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

SCALE: 1/4" = 1'-0"A1-122

REFLECTED CEILING PLAN -
MID-CENTURY MODERN2
SCALE: 1/4" = 1'-0"A1-122
ROOF PLAN - NO COVERED PORCH OPTION3
SCALE: 1/4" = 1'-0"A1-122
ROOF PLAN - MID-CENTURY MODERN1
SCALE: 1/4" = 1'-0"A1-122

REFLECTED CEILING PLAN -
NO COVERED PORCH OPTION4

VENT TYPE COUNT
VENT
LENGTH

NET FREE

AREA PER
VENT

PROVIDED

NET FREE
AREA
LOWER

O'HAGIN SHINGLE ROOF VENT
(LOWER)
2 2' - 8" 0.50 SF 1.00 SF
UPPER
O'HAGIN SHINGLE ROOF VENT (UPPER) 2 2' - 8" 0.50 SF 1.00 SF

2.00 SF
VENTING NEEDED (BASED ON OPTION A):

VENTING PROVIDED (BASED ON OPTION A):

DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:17 PM

ROOF PLAN & REFLECTED

CEILING PLAN - MID-CENTURY
MODERN

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-122
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR ROOF FRAMING INFORMATION
INCLUDING MEMBER SIZES AND CONNECTION HARDWARE.

PROVIDE A MINIMUM OF 1 INCH OF AIRSPACE BETWEEN THE INSULATION AND ROOF SHEATHING.

WHERE THE ROOF PROFILE ALLOWS A SPACE BETWEEN THE ROOF

COVERING AND DECKING, THE SPACES SHALL BE CONSTRUCTED TO

PREVENT THE INTRUSION OF FLAMES AND EMBERS, BE FIRESTOPPED WITH APPROVED MATERIALS OR HAVE ONE LAYER OF MINIMUM 72 POUND

MINERAL-SURFACED NONPERFORATED CAP SHEET OVER THE
COMBUSTIBLE DECKING.

ALL ROOFING MATERIALS TO BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS.

OVERHANG DIMENSIONS ARE FROM FACE OF SHEATHING TO ROOF EDGE.

ROOF COVERINGS SHALL BE APPLIED IN ACCORDANCE WITH (CRC R905), AND MANUFACTURER'S INSTALLATION INSTRUCTIONS. ROOF COVERINGS

SHALL BE INSTALLED TO RESIST THE COMPONENT AND CLADDING LOADS SPECIFIED IN R301.2.1(1), AND ADJUSTED FOR HEIGHT AND EXPOSURE IN ACCORDANCE WITH TABLE R301.2.1(2).

ROOF UNDERLAYMENTS SHALL BE IN ACCORDANCE WITH SECTION R905.1.1, TABLE R905.1.1(2), AND TABLE R905.1.1(1).

ROOF VENTS SHALL BE APPLIED PER MANUFACTURER'S SPECIFICATIONS.

FURNISHED DIMENSIONS FOR VENTS ARE GUIDES ONLY. INSTALL PER

MANUFACTURERS SPECIFICATIONS AND ADJUST TO ACCOMMODATE TRUSS LOCATIONS, PLUMBING VENTS, AND SOLAR COLLECTORS.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE

CEILINGS ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS

SHALL HAVE CROSS VENTILATION FOR EACH SEPARATE SPACE BY

VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. VENTILATION OPENINGS HAVING A LEAST DIMENSION LARGER THAN 1/4 INCH (6.4 MM)

SHALL BE PROVIDED WITH CORROSION-RESISTANT WIRE CLOTH

SCREENING, HARDWARE CLOTH, PERFORATED VINYL OR SIMILAR MATERIAL WITH OPENINGS HAVING A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED

VENTILATION OPENINGS SHALL OPEN DIRECTLY TO THE OUTSIDE AIR AND

SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES (CRC R806).

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2.

IN THE INSTANCE OF UPPER VENTS, VENTS SHALL BE LOCATED NO MORE THAN 3 FT BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. CRC R806.2.

ROOF PLAN GENERAL NOTES

1. 2.

3. 4.

5. HEIGHT OF CEILINGS SHALL BE MEASURED FROM TOP OF SLAB OR SUBFLOOR TO FINISH FACE OF GWB, U.N.O.

REFER TO DETAILS FOR FLOOR/CEILING ASSEMBLIES.

REFER TO ELECTRICAL PLANS FOR LIGHT FIXTURE AND EXHAUST LOCATIONS.

DIMENSIONS ARE TO THE FACE OF SHEATHING UNLESS OTHERWISE NOTED.

SOFFITS ARE TO BE HELD TIGHT TO UNDERSIDE OF MECHANICAL EQUIPMENT.

RCP GENERAL NOTES

FOR USE IN CITY OF ANTIOCH ONLY
B9
A
A
1 1
2 2
B
B
BED 1
CL.

LAUNDRY
BATH
WH

KITCHEN/DINING
LIVING
OPT. COVERED
PORCH
8' - 0"
8' - 0 3/4"
X24
2 B
1' - 6"
4" / 1'-0" 4" / 1'-0"
4" / 1'-0"
VALLEY
VALLEY
RIDGE
22 SF55 SF
RIDGE
HIP
HIP
RIDGE
A
A
1 1
2 2
B
B
4" / 1'-0"4" / 1'-0"
4" / 1'-0" 4" / 1'-0"
TYP.
1' - 0" EAVE
TYP.
1' - 0" RAKE
137 SF
22 SF55 SF
23 SF 23 SF
RIDGE
VALLEY
VALLEY
RIDGE
K10
L01
M01
21 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 22 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ M01 M02H12
H13
X24
2 B

LIVING LAUNDRY
WH
8' - 0" CEILING HEIGHT (SEE PLAN FOR ACTUAL HEIGHTS)
XX'-X"

ROOF PLAN & RCP LEGEND
X" / 12" ROOF SLOPE (REFER TO PLANS FOR ACTUAL SLOPE)

ROOF VENT, SEE ROOF VENTING CALCULATIONS

OUTLINE OF WALL BELOW
GUTTER, CONNECT TO DOWNSPOUT; SEE DETAIL:

APPROXIMATE LOCATION OF DOWNSPOUT/LEADER TO ROOF
OR SPLASHBLOCK BELOW; SEE DETAILS:

AVAILABLE SOLAR ZONE LOCATIONS; PV SYSTEM UNDER
SEPERATE PERMIT. SEE TITLE SHEET AND TITLE 24 REPORT
FOR MORE INFORMATION. SEE "SETBACK AT RIDGE TABLE"
XX SF
AREA OF ATTIC WITH 30" HEIGHT OR GREATER. 22" X 30" CLEAR OPENING ACCESS REQUIRED IF TOTAL AREA GREATER THAN 30
SQ. FT. PER CRC R807.1
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)
DOWNSPOUT. SEE DETAIL:DS /23 A-901
X: SETBACK AT RIDGE TABLE

PV ARRAYS PERCENT OF THE PLAN

VIEW TOTAL ROOF AREA
(X)

HORIZONTAL RIDGE SETBACK
≤33%
>33%
>66% + 12D SPRINKLER
≤66% + 13D SPRINKLER
18" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
18" BOTH SIDES OF RIDGE

ROOF VENTING CALCULATIONS

1. 2.

3. WUI REQUIRED? (SEE G-001)

A) NO, YOU MAY USE OPTION A OR C

B) YES, MUST USE FIRE & ICE OPTION B OR OTHER WUI COMPLIANT VENTS UPPER & LOWER VENTS FOR S-TILE ROOFING:

A) O'HAGIN HIGH PROFILE "S" CONCRETE TILE ROOF VENT.

97.5 SQ.IN OF AIR MOVEMENT PER VENT = 97.5 SQ.IN. / 144 = .68 SF (SEE 34/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.68) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.68) / (0.5 SF) B) O'HAGIN FIRE & ICE HIGH PROFILE "S" CONCRETE TILE ROOF VENT.

88.7 SQ.IN OF AIR MOVEMENT PER VENT = 88.7 SQ.IN. / 144 = .61 SF (SEE 34/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.61) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.61) / (0.5 SF)

C) ALTERNATIVE PRODUCT, MUST PROVIDE GREATER THAN OR EQUAL AIR MOVEMENT.

ROOF VENTING SHALL COMPLY WITH CRC R806 & CBC 701A.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE CEILINGS

ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS SHALL HAVE

CROSS VENTILATION FOR EACH SEPARATE SPACE BY VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH MINIMUM AND 1/4 INCH MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED VENTILATION OPENINGS SHALL

OPEN DIRECTLY TO THE OUTSIDE AIR AND SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES.

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2. *OWNER/APPLICANT REQ. TO SELECT ONE THE FOLLOWING

MATERIALS LEGEND
INTERIOR CEILING FINISH, TYP. 5/8" GYP.

INSTALL PER MFR RECOMMENDATIONS
NOTE: VISIT GYPSUM.ORG FOR MORE INFORMATION.

1. 2.

3. 4.

NOTES:

SOFFIT MATERIALS TO MEET REQ. OF CBC.

INSTALL ALL MATERIALS, FASTENERS, & COMPONENTS PER MANUFACTURER'S

SPECIFICATIONS & RECOMMENDATIONS

INSTALL ADDITIONAL BLOCKING AS NEEDED TO MEET ATTACHMENT REQUIREMENTS PER CBC 701A

A PROJECT SITE WITHIN THE WILDLAND-URBAN INTERFACE FIRE AREA SHALL COMPLY WITH THE CBC 701A. IF WUI APPROVED PRODUCTS ARE REQUIRED,

PROVIDE SELECTED PRODUCT LISTINGS ON THE PRE-APPROVED ADU PROGRAM -

OPTION SELECTION HANDOUT (PAADU)
ROOFING; SEE PRE-APPROVED ADU PROGRAM - OPTION SELECTION HANDOUT (PAADU) FOR SELECTION & MORE INFORMATION. REFER TO TITLE SHEET TO VERIFY WUI REQUIREMENTS ARE APPLICABLE.

A) TONGUE & GROOVE (SOLID SAWN LUMBER)

B) FIBER CEMENT
C) EXT. GRADE FIRE RETARDANT TREATED SHEATHING
(LABEL SELECTION ON REFLECTED CEILING PLAN)
EXTERIOR SOFFITS, RAKES, & EAVES. SEE PRE-APPROVED ADU

PROGRAM - OPTION SELECTION HANDOUT (PAADU)
S-TILE CONCRETE ROOF TILE. ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE SEE PRE-APPROVED ADU PROGRAM - OPTION

SELECTION HANDOUT (PAADU)

ATTIC AREA

REQUIRED ATTIC

VENTING (NFA)

UPPER VENTING

REQUIRED (NFA)

LOWER VENTING

REQUIRED (NFA)
ATTIC 1 308 SF 1.03 SF 0.51 SF 0.51 SF

KEYNOTES
H12 ATTIC VENT (HIGH). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

H13 ATTIC VENT (LOW). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

K10 S-TYPE CONCRETE ROOF TILE, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

X24 OPTIONAL PERGOLA. SEE STRUCTURAL
SCALE: 1/4" = 1'-0"A1-123

REFLECTED CEILING PLAN -
SPANISH COLONIAL2
SCALE: 1/4" = 1'-0"A1-123
ROOF PLAN - NO COVERED PORCH OPTION3
SCALE: 1/4" = 1'-0"A1-123
ROOF PLAN - SPANISH COLONIAL1
SCALE: 1/4" = 1'-0"A1-123

REFLECTED CEILING PLAN -
NO COVERED PORCH OPTION4
VENTING NEEDED (BASED ON OPTION A):

VENTING PROVIDED (BASED ON OPTION A):

DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:18 PM

ROOF PLAN & REFLECTED

CEILING PLAN - SPANISH

COLONIAL

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-123
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR ROOF FRAMING INFORMATION
INCLUDING MEMBER SIZES AND CONNECTION HARDWARE.

PROVIDE A MINIMUM OF 1 INCH OF AIRSPACE BETWEEN THE INSULATION AND ROOF SHEATHING.

WHERE THE ROOF PROFILE ALLOWS A SPACE BETWEEN THE ROOF

COVERING AND DECKING, THE SPACES SHALL BE CONSTRUCTED TO

PREVENT THE INTRUSION OF FLAMES AND EMBERS, BE FIRESTOPPED WITH APPROVED MATERIALS OR HAVE ONE LAYER OF MINIMUM 72 POUND

MINERAL-SURFACED NONPERFORATED CAP SHEET OVER THE
COMBUSTIBLE DECKING.

ALL ROOFING MATERIALS TO BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS.

OVERHANG DIMENSIONS ARE FROM FACE OF SHEATHING TO ROOF EDGE.

ROOF COVERINGS SHALL BE APPLIED IN ACCORDANCE WITH (CRC R905), AND MANUFACTURER'S INSTALLATION INSTRUCTIONS. ROOF COVERINGS

SHALL BE INSTALLED TO RESIST THE COMPONENT AND CLADDING LOADS SPECIFIED IN R301.2.1(1), AND ADJUSTED FOR HEIGHT AND EXPOSURE IN ACCORDANCE WITH TABLE R301.2.1(2).

ROOF UNDERLAYMENTS SHALL BE IN ACCORDANCE WITH SECTION R905.1.1, TABLE R905.1.1(2), AND TABLE R905.1.1(1).

ROOF VENTS SHALL BE APPLIED PER MANUFACTURER'S SPECIFICATIONS.

FURNISHED DIMENSIONS FOR VENTS ARE GUIDES ONLY. INSTALL PER

MANUFACTURERS SPECIFICATIONS AND ADJUST TO ACCOMMODATE TRUSS LOCATIONS, PLUMBING VENTS, AND SOLAR COLLECTORS.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE

CEILINGS ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS

SHALL HAVE CROSS VENTILATION FOR EACH SEPARATE SPACE BY

VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. VENTILATION OPENINGS HAVING A LEAST DIMENSION LARGER THAN 1/4 INCH (6.4 MM)

SHALL BE PROVIDED WITH CORROSION-RESISTANT WIRE CLOTH

SCREENING, HARDWARE CLOTH, PERFORATED VINYL OR SIMILAR MATERIAL WITH OPENINGS HAVING A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED

VENTILATION OPENINGS SHALL OPEN DIRECTLY TO THE OUTSIDE AIR AND

SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES (CRC R806).

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2.

IN THE INSTANCE OF UPPER VENTS, VENTS SHALL BE LOCATED NO MORE THAN 3 FT BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. CRC R806.2.

ROOF PLAN GENERAL NOTES

1. 2.

3. 4.

5. HEIGHT OF CEILINGS SHALL BE MEASURED FROM TOP OF SLAB OR SUBFLOOR TO FINISH FACE OF GWB, U.N.O.

REFER TO DETAILS FOR FLOOR/CEILING ASSEMBLIES.

REFER TO ELECTRICAL PLANS FOR LIGHT FIXTURE AND EXHAUST LOCATIONS.

DIMENSIONS ARE TO THE FACE OF SHEATHING UNLESS OTHERWISE NOTED.

SOFFITS ARE TO BE HELD TIGHT TO UNDERSIDE OF MECHANICAL EQUIPMENT.

RCP GENERAL NOTES

VENT TYPE COUNT
VENT
LENGTH

NET FREE

AREA PER
VENT

PROVIDED

NET FREE
AREA
LOWER
O'HAGIN S-TILE ROOF VENT (LOWER) 2 2' - 8" 0.68 SF 1.35 SF UPPER
O'HAGIN S-TILE ROOF VENT (UPPER) 2 2' - 8" 0.68 SF 1.35 SF

2.71 SF

FOR USE IN CITY OF ANTIOCH ONLY
B10
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
A B
L07
P01
L01K09 L16
K08
K04
T12
K01 L03
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
52 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
11 L02
13 A-906
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
12 3' - 6"
L09 K04 L03
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
21 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-904
9 01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
AB
K04
K09
L01
M01
B16
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-901
23 M02
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
1 2
3' - 6"
K08
L03 L09K01
L06
-
---
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 44 A-905
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-906
14 41
A-905
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
51 01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
12 KITCHEN/DININGLIVINGOPT. COVERED
PORCH

ALLOW AIRFLOW
2' - 6"

ATTIC ACCESS
REQ'D PER CRC R87
H15
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
44 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
31 B
L01K09
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
52 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
11 L16 K01L07
01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
A B
BED 1 KITCHEN/DINING
S02
S03
G02
G01
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
32 T02
S04
01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
2 LIVING
MATERIALS LEGEND BOARD & BATTEN SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE) OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)

CALIFORNIA RANCH
ASPHALT COMPOSITE ROOF SHINGLES - CLASS C MIN. REQUIRED.

ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.2.4, CRC R905.1, TABLE R905.1.1(1), TABLE R905.1.1(2) & ASTM D3462) EAVES, RAKES, & EXT. SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS) A) EXT. TONGUE & GROOVE (NOTE: 1X T&G REQUIRES TYPE X GYP. FOR WUI COMPLIANCE) B) EXT. GRADE FIRE RATED PLYWOOD

THIN BRICK VENEER
ADHERED MASONRY VENEER (PER CRC R703.12)

1. 2.

3. 4.

5. NOTES:

SELECT MATERIALS IN LEGEND TO THE RIGHT. APPLICANT OR OWNER TO PROVIDE SIZES, MANUFACTURER, AND COLOR/FINISH SPECIFICATIONS.

ALL MATERIAL SELECTIONS SHALL COMPLY WITH CRC SECTION R703 & R704.

A PROJECT SITE LOCATED WITHIN WUI OR HFSZ SHALL COMPLY WITH THE CWUIC SECTION 504. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE SELECTED PRODUCT LISTINGS IN SPACE PROVIDED.

APPROVED PRODUCT LISTINGS CAN BE FOUND IN THE CAL-FIRE STATE FIRE MARSHAL LISTED WILDLAND URBAN INTERFACE WUI PRODUCT HANDBOOK. BE SURE YOU ARE LOOKING AT THE MOST CURRENT VERSION.

ALTERNATIVELY, IF THE PROJECT SITE REQUIRES WUI COMPLIANCE AND THE

PRODUCT SELECTIONS ARE NOT BML LISTED, NOR IN THE HANDBOOK,

MATERIALS SHALL COMPLY WITHE THE PRESCRIPTIVE STANDARDS OF CBC CHAPTER 7A. INDICATE IN THE MATERIALS LEGEND WHEN THIS OCCURS AND PROVIDE DOCUMENTATION OF COMPLIANCE FOR APPROVAL.

GRAPHICS LEGEND PRODUCT COLOR AND FINISH

FILLED OUT BY OWNER/APPLICANT
PRODUCT LISTINGS: MANUFACTURER, PRODUCT LISTING, SIZE
IF ADU IS IN WUI ZONE, ALL MATERIALS MUST COMPLY WITH CWUIC 504 FILLED OUT BY OWNER/APPLICANT

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
HORIZONTAL SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE)
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
2 1' - 6"
3' - 6"
L03 L09K01
SCALE: 1/4" = 1'-0"A1-101 A1-201
FRONT ELEVATION - CALIFORNIA RANCH1
SCALE: 1/4" = 1'-0"A1-101 A1-201
RIGHT ELEVATION - CALIFORNIA RANCH5
SCALE: 1/4" = 1'-0"A1-101 A1-201
REAR ELEVATION - CALIFORNIA RANCH4
SCALE: 1/4" = 1'-0"A1-101 A1-201
LEFT ELEVATION - CALIFORNIA RANCH2
SCALE: 1/4" = 1'-0"A1-101 A1-201
SECTION 2 - CALIFORNIA RANCH8

KEYNOTES
B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

G01 4" CONCRETE SLAB ON GRADE, REFER TO STUCTURAL PLANS"CONCRETE STOOP AT OPTIONAL DOOR. SLOPE 1/4"/FT AWAY FROM THE BUILDING G02 CONCRETE FOOTING, REFER TO STUCTURAL PLANS
H15 WHERE AIRFLOW IS BLOCKED BY SHEAR PANEL, PROVIDE MINIMUM OF 12"X12" BLOCKED OPENING TO PROVIDE CROSS-VENTILATION.

K01 HORIZONTAL SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K04 VERTICAL BOARD & BATTEN SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K08 BRICK VENEER WAINSCOT, SEE SHEET A-913 FOR DETAILS AND SEE MATERIALS LEGEND FOR MORE INFORMATION.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

L02 CORNER TRIM; SEE DETAILS FOR MORE INFORMATION.

L03 HORIZONTAL TRIM, SEE DETAILS FOR MORE INFORMATION.

L06 EXTERIOR LIGHT BY OWNER.

L07 DECORATIVE GABLE TRIM.

L09 FAUX DECORATIVE VENT, SEE DETAIL 31/A-901.

L16 BUILDING SHALL HAVE ADDRESS NUMBERS PLACED IN A POSITION THAT IS PLAINLY LEGIBLE AND VISIBLE FROM STREET, MINIMUM OF 4" HIGH WITH A MIN. STROKE OF 1/2" (R319.1 CRC)
M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

P01 DECORATIVE PORCH RAILING, HEIGHT OF 24" MIN. TO 48" MAX. REQUIRED FOR WOOD: PRIMER & 2 COATS OF EXTERIOR GRADE PAINT. REQUIRED: 30 INCHES MAX VERTICAL DROP IS PROHIBITED WITHIN 36 INCHES (HORIZONTALLY) OF THE PORCH, SEE DETAIL FOR MORE INFORMATION.

S02 EXTERIOR WALL INSULATION R-21.

S03 CEILING INSULATION R-30.

S04 RADIANT BARRIER REQUIRED, PER TITLE 24.

T02 2X6 WOOD STUD WALL. REFER TO STRUCTURAL.

T12 WOOD POST, SEE STRUCTURAL - REQUIRED: PRIMER & 2 COATS OF EXTERIOR GRADE PAINT.

SCALE: 1/4" = 1'-0"A1-101 A1-201
FRONT ELEV - NO PORCH3
SCALE: 1/4" = 1'-0"A1-101 A1-201
PLAN 1 - SECTION 1 - CAL RANCH7
SCALE: 1/4" = 1'-0"A1-101 A1-201
SECTION 2 - NO PORCH9
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:20 PM

ELEVATIONS & SECTIONS - CAL
RANCH

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-201
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS
SEE DETAILS FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

REFER TO ROOF PLAN FOR OVERHANGS. FASCIA PER DETAILS. PROVIDE ALUMINUM GUTTER. SEE ROOF PLAN FOR APPROXIMATE DOWNSPOUT LOCATIONS, U.N.O.

REFER TO DOOR AND WINDOW SCHEDULES AND TYPES FOR DOOR AND WINDOW INFORMATION.

THE NOMINAL THICKNESS AND ATTACHMENT OF EXTERIOR WALL
COVERINGS SHALL BE IN ACCORDANCE WITH 2025 CRC TABLE R703.3(1).

GYPSUM SHEATHING SHALL BE ATTACHED TO EXTERIOR WALLS IN ACCORDANCE WITH 2025 CRC TABLE R602.3 (1).

CLADDING ATTACHMENT OVER FOAM SHEATHING TO WOOD FRAMING IN ACCORDANCE WITH 2025 CRC R703.15. REFER TO 2025 CRC R703.8 FOR

ANCHORED MASONRY OR STONE VENEER INSTALLED OVER FOAM
SHEATHING.

ELEVATION GENERAL NOTES

1. 2.

3. 4.

5. A.

1. 1.

2. 1.

2. 3.

4. 5.

6. 7.

8. THE PURPOSE OF THESE DRAWINGS IS TO SHOW CONSTRUCTION MATERIALS/ASSEMBLIES. FOR SPECIFIC SIZES AND DETAILS REFER TO ARCHITECTURAL PLANS, ELEVATIONS, DETAILS, AND STRUCTURAL PLANS. *KEYNOTES ONLY APPLY IF REFERENCED ON PLANS.

WALL ASSEMBLIES TO BE PER FLOOR PLAN.

DOORS AND WINDOWS TO BE PER APPLICABLE SCHEDULE. REFER TO FLOOR PLANS FOR IDENTIFICATION.

INSULATION: REFER TO TITLE 24 REPORT AND "INSULATION" NOTES ON SHEET FOR ADDITIONAL RATINGS, REQUIREMENTS, AND INFORMATION.

FIREBLOCKING TO BE LOCATED PER 2025 CRC SECTION R302.11:

SECTION R302.11 -

FIREBLOCKING SHALL BE PROVIDED IN CONCEALED SPACES OF

STUD WALLS AND PARTITIONS, INCLUDING FURRED SPACES AND
PARALLEL ROWS OF STUDS OR STAGGERED STUDS, AS FOLLOWS:

VERTICALLY AT CEILING AND FLOOR LEVELS
HORIZONTALLY AT INTERVALS NOT EXCEEDING 10 FEET.

2. AT INTERCONNECTIONS BETWEEN CONCEALED VERTICAL AND

HORIZONTAL SPACES SUCH AS SOFFITS, DROP CEILINGS AND COVE CEILINGS.

3. IN CONCEALED SPACES BETWEEN STAIR STRINGERS AT THE TOP AND BOTTOM OF THE RUN. ENCLOSED SPACES UNDER STAIRS
SHALL COMPLY WITH 2025 CRC SECTION R302.7.

4. AT OPENINGS AROUND VENTS, PIPES, DUCTS, CABLES AND WIRES AT

CEILINGS AND FLOOR LEVEL, WITH AN APPROVED MATERIAL TO
RESIST THE FREE PASSAGE OF FLAME PRODUCTS OF COMBUSTION.

THE MATERIAL FILLING THIS ANNULAR SPACE SHALL NOT BE
REQUIRED TO MEET THE ASTM E136 REQUIREMENTS.

5. FOR THE FIREBLOCKING OF CHIMNEYS AND FIREPLACES, SEE 2025 CRC SECTION R1003.19.

6. FIREBLOCKING OF CORNICES OF A TWO-FAMILY DWELLING IS REQUIRED AT THE LINE OF DWELLING-UNIT SEPARATION.

B. SECTION R302.11.1 - FIREBLOCKING MATERIALS SHALL CONSIST OF FOLLOWING MATERIALS:

TWO-INCH NOMINAL LUMBER

TWO THICKNESSES OF ONE-INCH NOMINAL LUMBER WITH BROKEN

LAP JOINTS
THE THICKNESS OF 0.719-INCH WOOD STRUCTURAL PANELS WITH JOINTS BACKED BY 0.719-INCH WOOD STRUCTURAL PANELS
THE THICKNESS OF 0.75-INCH PARTICLE BOARD WITH JOINTS
BACKED BY 0.75-INCH PARTICLE BOARD

ONE-HALF-INCH GYPSUM BOARD

ONE-FOURTH-INCH CEMENT-BASED MILLBOARD

BATTS OR BLANKETS OF MINERAL WOOL, MINERAL FIBER OR OTHER

APPROVED MATERIAL INSTALLED IN SUCH A MANNER AS TO BE

SECURELY RETAINED IN PLACE

CELLULOSE INSULATION INSTALLED AS TESTED IN ACCORDANCE
WITH ASTM E119 OR UL 263, FOR THE SPECIFIC APPLICATION.

6. PER 2025 CRC SECTION R304.1 SLEEPERS AND SILLS ON A CONCRETE OR

MASONRY SLAB THAT IS IN DIRECT CONTACT WITH GROUND, UNLESS

SEPARATED BY AN IMPERVIOUS MOISTURE BARRIER SHALL BE NATURALLY

DURABLE OR PRESERVATIVE-TREATED WOOD IN ACCORDANCE WITH AWPA U1.

7. REFER TO RCP'S FOR SOFFIT DIMENSIONS AND FURTHER INFORMATION.

8. PROVIDE BLOCKING FOR ALL WALLS WHERE WALL HUNG EQUIPMENT AND FIXTURES OCCUR.

9. ALL WALL AND CEILING FINISHES SHALL COMPLY WITH 2025 CRC 302.9 FOR MAXIMUM FLAME SPREAD AND SMOKE DENSITY.

SECTIONS GENERAL NOTES
SCALE: 1/4" = 1'-0"A1-201
RIGHT ELEV - NO PORCH6

FOR USE IN CITY OF ANTIOCH ONLY
B11
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
A B
K09
T12
L16K01 K07
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
11 K03
54 A-907
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 51 A-907
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ -
---
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
12 41
A-907
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
21 01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
AB
K01
K09
L01
B16
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-901
23 M02
M01
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
1 2
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
43 01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
12 KITCHEN/DININGLIVINGOPT. COVERED
PORCH
H15
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
44 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
31 B
L16 L01 K09
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
11 K07 K03
T12
01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
A B
BED 1 KITCHEN/DINING
G02
G01
S02
S03
T02
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
32 S04
01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
2 LIVING
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
2 GRAPHICS LEGEND
THIN STONE VENEER (PER CRC R703.12)
ADHERED MASONRY VENEER; SEE SHEET A-923 FOR REFERENCE EXAMPLE

PRODUCT COLOR AND FINISH
ASPHALT COMPOSITE ROOF SHINGLES - CLASS C MIN. REQ.

ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.2.4, CRC R905.1, TABLE R905.1.1(1), TABLE R905.1.1(2) & ASTM D3462) EAVES, RAKES, & EXT. SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS) A) EXT. TONGUE AND GROOVE
B) EXT. GRADE FIRE RATED PLYWOOD

FILLED OUT BY OWNER/APPLICANT

MATERIALS LEGEND MID-CENTURY
MODERN

1. 2.

3. 4.

5. NOTES:

SELECT MATERIALS IN LEGEND TO THE RIGHT. APPLICANT OR OWNER TO PROVIDE SIZES, MANUFACTURER, AND COLOR/FINISH SPECIFICATIONS.

ALL MATERIAL SELECTIONS SHALL COMPLY WITH CRC SECTION R703 & R704.

A PROJECT SITE LOCATED WITHIN WUI OR HFSZ SHALL COMPLY WITH THE CWUIC SECTION 504. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE SELECTED PRODUCT LISTINGS IN SPACE PROVIDED.

APPROVED PRODUCT LISTINGS CAN BE FOUND IN THE CAL-FIRE STATE FIRE MARSHAL LISTED WILDLAND URBAN INTERFACE WUI PRODUCT HANDBOOK. BE SURE YOU ARE LOOKING AT THE MOST CURRENT VERSION.

ALTERNATIVELY, IF THE PROJECT SITE REQUIRES WUI COMPLIANCE AND THE

PRODUCT SELECTIONS ARE NOT BML LISTED, NOR IN THE HANDBOOK,

MATERIALS SHALL COMPLY WITHE THE PRESCRIPTIVE STANDARDS OF CBC CHAPTER 7A. INDICATE IN THE MATERIALS LEGEND WHEN THIS OCCURS AND PROVIDE DOCUMENTATION OF COMPLIANCE FOR APPROVAL.

PRODUCT LISTINGS: MANUFACTURER, PRODUCT LISTING, SIZE
IF ADU IS IN WUI ZONE, ALL MATERIALS MUST COMPLY WITH CWUIC 504

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
C) STUCCO (PER CRC R703.7)

FILLED OUT BY OWNER/APPLICANT

PANEL SIDING
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
HORIZONTAL SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE)
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
SCALE: 1/4" = 1'-0"A1-101 A1-202
FRONT ELEVATION - MID-CENTURY MODERN1
SCALE: 1/4" = 1'-0"A1-101 A1-202
RIGHT ELEVATION - MID-CENTURY MODERN5
SCALE: 1/4" = 1'-0"A1-101 A1-202
REAR ELEVATION - MID-CENTURY MODERN4
SCALE: 1/4" = 1'-0"A1-101 A1-202
LEFT ELEVATION - MID-CENTURY MODERN2
SCALE: 1/4" = 1'-0"A1-101 A1-202
SECTION 2 -MID-CENTURY MODERN8

KEYNOTES
B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

G01 4" CONCRETE SLAB ON GRADE, REFER TO STUCTURAL PLANS"CONCRETE STOOP AT OPTIONAL DOOR. SLOPE 1/4"/FT AWAY FROM THE BUILDING G02 CONCRETE FOOTING, REFER TO STUCTURAL PLANS
H15 WHERE AIRFLOW IS BLOCKED BY SHEAR PANEL, PROVIDE MINIMUM OF 12"X12" BLOCKED OPENING TO PROVIDE CROSS-VENTILATION.

K01 HORIZONTAL SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K03 FIBER CEMENT PANEL SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K07 STONE VENEER, SEE DETAIL 24 & 34/A-913 FOR DETAILS AND SEE MATERIALS LEGEND FOR MORE INFORMATION.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

L16 BUILDING SHALL HAVE ADDRESS NUMBERS PLACED IN A POSITION THAT IS PLAINLY LEGIBLE AND VISIBLE FROM STREET, MINIMUM OF 4" HIGH WITH A MIN. STROKE OF 1/2" (R319.1 CRC)
M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

S02 EXTERIOR WALL INSULATION R-21.

S03 CEILING INSULATION R-30.

S04 RADIANT BARRIER REQUIRED, PER TITLE 24.

T02 2X6 WOOD STUD WALL. REFER TO STRUCTURAL.

T12 WOOD POST, SEE STRUCTURAL - REQUIRED: PRIMER & 2 COATS OF EXTERIOR GRADE PAINT.

SCALE: 1/4" = 1'-0"A1-101 A1-202
FRONT ELEV - NO PORCH3
SCALE: 1/4" = 1'-0"A1-101 A1-202
PLAN 1 - SECTION 1 - MID-CENTURY MODERN7
SCALE: 1/4" = 1'-0"A1-101 A1-202
SECTION 3 - NO PORCH9
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:26 PM

ELEVATIONS & SECTIONS -

MID-CENTURY MODERN

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-202
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS
SEE DETAILS FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

REFER TO ROOF PLAN FOR OVERHANGS. FASCIA PER DETAILS. PROVIDE ALUMINUM GUTTER. SEE ROOF PLAN FOR APPROXIMATE DOWNSPOUT LOCATIONS, U.N.O.

REFER TO DOOR AND WINDOW SCHEDULES AND TYPES FOR DOOR AND WINDOW INFORMATION.

THE NOMINAL THICKNESS AND ATTACHMENT OF EXTERIOR WALL
COVERINGS SHALL BE IN ACCORDANCE WITH 2025 CRC TABLE R703.3(1).

GYPSUM SHEATHING SHALL BE ATTACHED TO EXTERIOR WALLS IN ACCORDANCE WITH 2025 CRC TABLE R602.3 (1).

CLADDING ATTACHMENT OVER FOAM SHEATHING TO WOOD FRAMING IN ACCORDANCE WITH 2025 CRC R703.15. REFER TO 2025 CRC R703.8 FOR

ANCHORED MASONRY OR STONE VENEER INSTALLED OVER FOAM
SHEATHING.

ELEVATION GENERAL NOTES

1. 2.

3. 4.

5. A.

1. 1.

2. 1.

2. 3.

4. 5.

6. 7.

8. THE PURPOSE OF THESE DRAWINGS IS TO SHOW CONSTRUCTION MATERIALS/ASSEMBLIES. FOR SPECIFIC SIZES AND DETAILS REFER TO ARCHITECTURAL PLANS, ELEVATIONS, DETAILS, AND STRUCTURAL PLANS. *KEYNOTES ONLY APPLY IF REFERENCED ON PLANS.

WALL ASSEMBLIES TO BE PER FLOOR PLAN.

DOORS AND WINDOWS TO BE PER APPLICABLE SCHEDULE. REFER TO FLOOR PLANS FOR IDENTIFICATION.

INSULATION: REFER TO TITLE 24 REPORT AND "INSULATION" NOTES ON SHEET FOR ADDITIONAL RATINGS, REQUIREMENTS, AND INFORMATION.

FIREBLOCKING TO BE LOCATED PER 2025 CRC SECTION R302.11:

SECTION R302.11 -

FIREBLOCKING SHALL BE PROVIDED IN CONCEALED SPACES OF

STUD WALLS AND PARTITIONS, INCLUDING FURRED SPACES AND
PARALLEL ROWS OF STUDS OR STAGGERED STUDS, AS FOLLOWS:

VERTICALLY AT CEILING AND FLOOR LEVELS
HORIZONTALLY AT INTERVALS NOT EXCEEDING 10 FEET.

2. AT INTERCONNECTIONS BETWEEN CONCEALED VERTICAL AND

HORIZONTAL SPACES SUCH AS SOFFITS, DROP CEILINGS AND COVE CEILINGS.

3. IN CONCEALED SPACES BETWEEN STAIR STRINGERS AT THE TOP AND BOTTOM OF THE RUN. ENCLOSED SPACES UNDER STAIRS
SHALL COMPLY WITH 2025 CRC SECTION R302.7.

4. AT OPENINGS AROUND VENTS, PIPES, DUCTS, CABLES AND WIRES AT

CEILINGS AND FLOOR LEVEL, WITH AN APPROVED MATERIAL TO
RESIST THE FREE PASSAGE OF FLAME PRODUCTS OF COMBUSTION.

THE MATERIAL FILLING THIS ANNULAR SPACE SHALL NOT BE
REQUIRED TO MEET THE ASTM E136 REQUIREMENTS.

5. FOR THE FIREBLOCKING OF CHIMNEYS AND FIREPLACES, SEE 2025 CRC SECTION R1003.19.

6. FIREBLOCKING OF CORNICES OF A TWO-FAMILY DWELLING IS REQUIRED AT THE LINE OF DWELLING-UNIT SEPARATION.

B. SECTION R302.11.1 - FIREBLOCKING MATERIALS SHALL CONSIST OF FOLLOWING MATERIALS:

TWO-INCH NOMINAL LUMBER

TWO THICKNESSES OF ONE-INCH NOMINAL LUMBER WITH BROKEN

LAP JOINTS
THE THICKNESS OF 0.719-INCH WOOD STRUCTURAL PANELS WITH JOINTS BACKED BY 0.719-INCH WOOD STRUCTURAL PANELS
THE THICKNESS OF 0.75-INCH PARTICLE BOARD WITH JOINTS
BACKED BY 0.75-INCH PARTICLE BOARD

ONE-HALF-INCH GYPSUM BOARD

ONE-FOURTH-INCH CEMENT-BASED MILLBOARD

BATTS OR BLANKETS OF MINERAL WOOL, MINERAL FIBER OR OTHER

APPROVED MATERIAL INSTALLED IN SUCH A MANNER AS TO BE

SECURELY RETAINED IN PLACE

CELLULOSE INSULATION INSTALLED AS TESTED IN ACCORDANCE
WITH ASTM E119 OR UL 263, FOR THE SPECIFIC APPLICATION.

6. PER 2025 CRC SECTION R304.1 SLEEPERS AND SILLS ON A CONCRETE OR

MASONRY SLAB THAT IS IN DIRECT CONTACT WITH GROUND, UNLESS

SEPARATED BY AN IMPERVIOUS MOISTURE BARRIER SHALL BE NATURALLY

DURABLE OR PRESERVATIVE-TREATED WOOD IN ACCORDANCE WITH AWPA U1.

7. REFER TO RCP'S FOR SOFFIT DIMENSIONS AND FURTHER INFORMATION.

8. PROVIDE BLOCKING FOR ALL WALLS WHERE WALL HUNG EQUIPMENT AND FIXTURES OCCUR.

9. ALL WALL AND CEILING FINISHES SHALL COMPLY WITH 2025 CRC 302.9 FOR MAXIMUM FLAME SPREAD AND SMOKE DENSITY.

SECTIONS GENERAL NOTES
SCALE: 1/4" = 1'-0"A1-202
RIGHT ELEV - NO PORCH6

FOR USE IN CITY OF ANTIOCH ONLY
B12
01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
12 KITCHEN/DININGLIVINGOPT. COVERED
PORCH

ALLOW AIRFLOW
H15
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
34 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-912
21 01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
2 LIVING
B
K13 L06L09
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
41 K02
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
1 2
5' - 8"
L09
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
43 31
A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 34 A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
AB
K02
K10
L01
M01
B16
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-901
23 M02
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
12 L09
L06
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
21 01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
2 L09
01-GROUND FLOOR
0' - 0"

MAX BUILDING HEIGHT
16' - 0"

GROUND FLOOR PLATE
8' - 1"
A B
5' - 8"
X24
L09L06
L16 K02
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
11 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
41 L05
32 A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 52 A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 01-GROUND FLOOR
0' - 0"

GROUND FLOOR PLATE
8' - 1"
A B
BED 1 KITCHEN/DINING
S02
S03
G01
G02
T02
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-912
22 S04

CEMENT PLASTER STUCCO SIDING
(PER CRC R703.7)
S-TILE CLAY ROOF - CLASS C MIN. REQ.

MAXIMUM WEIGHT 10 PSF
ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.1, CRC R905.3)
GRAPHICS LEGEND:

IF IN WUI ZONE, ALL MATERIALS MUST COMPLY WITH CWUIC 504

SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS)
A) EXT. TONGUE & GROOVE
B) EXT. GRADE FIRE RATED PLYWOOD

MATERIALS LEGEND SPANISH COLONIAL

1. 2.

3. 4.

5. NOTES:

SELECT MATERIALS IN LEGEND TO THE RIGHT. APPLICANT OR OWNER TO PROVIDE SIZES, MANUFACTURER, AND COLOR/FINISH SPECIFICATIONS.

ALL MATERIAL SELECTIONS SHALL COMPLY WITH CRC SECTION R703 & R704.

A PROJECT SITE LOCATED WITHIN WUI OR HFSZ SHALL COMPLY WITH THE CWIUC 504. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE SELECTED PRODUCT LISTINGS IN SPACE PROVIDED.

APPROVED PRODUCT LISTINGS CAN BE FOUND IN THE CAL-FIRE STATE FIRE MARSHAL LISTED WILDLAND URBAN INTERFACE WUI PRODUCT HANDBOOK. BE SURE YOU ARE LOOKING AT THE MOST CURRENT VERSION.

ALTERNATIVELY, IF THE PROJECT SITE REQUIRES WUI COMPLIANCE AND THE

PRODUCT SELECTIONS ARE NOT BML LISTED, NOR IN THE HANDBOOK,

MATERIALS SHALL COMPLY WITHE THE PRESCRIPTIVE STANDARDS OF CBC CHAPTER 7A. INDICATE IN THE MATERIALS LEGEND WHEN THIS OCCURS AND PROVIDE DOCUMENTATION OF COMPLIANCE FOR APPROVAL.

PRODUCT COLOR & FINISH:PRODUCT LISTINGS: MANUFACTURER, SIZE, TYPE (IF APPLICABLE)

FILLED OUT BY OWNER/APPLICANT FILLED OUT BY OWNER/APPLICANT

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
C) STUCCO (PER CRC R703.7)

DECORATIVE DOOR TRIM

OWNER SELECTED TILE
SCALE: 1/4" = 1'-0"A1-101 A1-203
SECTION 2 - SPANISH COLONIAL8
SCALE: 1/4" = 1'-0"A1-101 A1-203
SECTION 3 - NO PORCH9

KEYNOTES
B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

G01 4" CONCRETE SLAB ON GRADE, REFER TO STUCTURAL PLANS"CONCRETE STOOP AT OPTIONAL DOOR. SLOPE 1/4"/FT AWAY FROM THE BUILDING G02 CONCRETE FOOTING, REFER TO STUCTURAL PLANS
H15 WHERE AIRFLOW IS BLOCKED BY SHEAR PANEL, PROVIDE MINIMUM OF 12"X12" BLOCKED OPENING TO PROVIDE CROSS-VENTILATION.

K02 STUCCO SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K10 S-TYPE CONCRETE ROOF TILE, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

K13 OPTIONAL TILE TRIMMED DECORATIVE DOOR
L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

L05 STUCCO BAND TRIM
L06 EXTERIOR LIGHT BY OWNER.

L09 FAUX DECORATIVE VENT, SEE DETAIL 31/A-901.

L16 BUILDING SHALL HAVE ADDRESS NUMBERS PLACED IN A POSITION THAT IS PLAINLY LEGIBLE AND VISIBLE FROM STREET, MINIMUM OF 4" HIGH WITH A MIN. STROKE OF 1/2" (R319.1 CRC)
M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

S02 EXTERIOR WALL INSULATION R-21.

S03 CEILING INSULATION R-30.

S04 RADIANT BARRIER REQUIRED, PER TITLE 24.

T02 2X6 WOOD STUD WALL. REFER TO STRUCTURAL.

X24 OPTIONAL PERGOLA. SEE STRUCTURAL
SCALE: 1/4" = 1'-0"A1-101 A1-203
FRONT ELEV - NO PORCH3
SCALE: 1/4" = 1'-0"A1-101 A1-203
LEFT ELEVATION - SPANISH COLONIAL2
SCALE: 1/4" = 1'-0"A1-101 A1-203
REAR ELEVATION - SPANISH COLONIAL4
SCALE: 1/4" = 1'-0"A1-101 A1-203
RIGHT ELEVATION - SPANISH COLONIAL5
SCALE: 1/4" = 1'-0"A1-203
RIGHT ELEV - NO PORCH6
SCALE: 1/4" = 1'-0"A1-101 A1-203
FRONT ELEVATION - SPANISH COLONIAL1
SCALE: 1/4" = 1'-0"A1-101 A1-203
SECTION 1 - SPANISH COLONIAL7
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:09:29 PM

ELEVATIONS & SECTIONS -

SPANISH COLONIAL

PRE-APPROVED ADU

CITY OF ANTIOCH
A1-203
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS
SEE DETAILS FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

REFER TO ROOF PLAN FOR OVERHANGS. FASCIA PER DETAILS. PROVIDE ALUMINUM GUTTER. SEE ROOF PLAN FOR APPROXIMATE DOWNSPOUT LOCATIONS, U.N.O.

REFER TO DOOR AND WINDOW SCHEDULES AND TYPES FOR DOOR AND WINDOW INFORMATION.

THE NOMINAL THICKNESS AND ATTACHMENT OF EXTERIOR WALL
COVERINGS SHALL BE IN ACCORDANCE WITH 2025 CRC TABLE R703.3(1).

GYPSUM SHEATHING SHALL BE ATTACHED TO EXTERIOR WALLS IN ACCORDANCE WITH 2025 CRC TABLE R602.3 (1).

CLADDING ATTACHMENT OVER FOAM SHEATHING TO WOOD FRAMING IN ACCORDANCE WITH 2025 CRC R703.15. REFER TO 2025 CRC R703.8 FOR

ANCHORED MASONRY OR STONE VENEER INSTALLED OVER FOAM
SHEATHING.

ELEVATION GENERAL NOTES

1. 2.

3. 4.

5. A.

1. 1.

2. 1.

2. 3.

4. 5.

6. 7.

8. THE PURPOSE OF THESE DRAWINGS IS TO SHOW CONSTRUCTION MATERIALS/ASSEMBLIES. FOR SPECIFIC SIZES AND DETAILS REFER TO ARCHITECTURAL PLANS, ELEVATIONS, DETAILS, AND STRUCTURAL PLANS. *KEYNOTES ONLY APPLY IF REFERENCED ON PLANS.

WALL ASSEMBLIES TO BE PER FLOOR PLAN.

DOORS AND WINDOWS TO BE PER APPLICABLE SCHEDULE. REFER TO FLOOR PLANS FOR IDENTIFICATION.

INSULATION: REFER TO TITLE 24 REPORT AND "INSULATION" NOTES ON SHEET FOR ADDITIONAL RATINGS, REQUIREMENTS, AND INFORMATION.

FIREBLOCKING TO BE LOCATED PER 2025 CRC SECTION R302.11:

SECTION R302.11 -

FIREBLOCKING SHALL BE PROVIDED IN CONCEALED SPACES OF

STUD WALLS AND PARTITIONS, INCLUDING FURRED SPACES AND
PARALLEL ROWS OF STUDS OR STAGGERED STUDS, AS FOLLOWS:

VERTICALLY AT CEILING AND FLOOR LEVELS
HORIZONTALLY AT INTERVALS NOT EXCEEDING 10 FEET.

2. AT INTERCONNECTIONS BETWEEN CONCEALED VERTICAL AND

HORIZONTAL SPACES SUCH AS SOFFITS, DROP CEILINGS AND COVE CEILINGS.

3. IN CONCEALED SPACES BETWEEN STAIR STRINGERS AT THE TOP AND BOTTOM OF THE RUN. ENCLOSED SPACES UNDER STAIRS
SHALL COMPLY WITH 2025 CRC SECTION R302.7.

4. AT OPENINGS AROUND VENTS, PIPES, DUCTS, CABLES AND WIRES AT

CEILINGS AND FLOOR LEVEL, WITH AN APPROVED MATERIAL TO
RESIST THE FREE PASSAGE OF FLAME PRODUCTS OF COMBUSTION.

THE MATERIAL FILLING THIS ANNULAR SPACE SHALL NOT BE
REQUIRED TO MEET THE ASTM E136 REQUIREMENTS.

5. FOR THE FIREBLOCKING OF CHIMNEYS AND FIREPLACES, SEE 2025 CRC SECTION R1003.19.

6. FIREBLOCKING OF CORNICES OF A TWO-FAMILY DWELLING IS REQUIRED AT THE LINE OF DWELLING-UNIT SEPARATION.

B. SECTION R302.11.1 - FIREBLOCKING MATERIALS SHALL CONSIST OF FOLLOWING MATERIALS:

TWO-INCH NOMINAL LUMBER

TWO THICKNESSES OF ONE-INCH NOMINAL LUMBER WITH BROKEN

LAP JOINTS
THE THICKNESS OF 0.719-INCH WOOD STRUCTURAL PANELS WITH JOINTS BACKED BY 0.719-INCH WOOD STRUCTURAL PANELS
THE THICKNESS OF 0.75-INCH PARTICLE BOARD WITH JOINTS
BACKED BY 0.75-INCH PARTICLE BOARD

ONE-HALF-INCH GYPSUM BOARD

ONE-FOURTH-INCH CEMENT-BASED MILLBOARD

BATTS OR BLANKETS OF MINERAL WOOL, MINERAL FIBER OR OTHER

APPROVED MATERIAL INSTALLED IN SUCH A MANNER AS TO BE

SECURELY RETAINED IN PLACE

CELLULOSE INSULATION INSTALLED AS TESTED IN ACCORDANCE
WITH ASTM E119 OR UL 263, FOR THE SPECIFIC APPLICATION.

6. PER 2025 CRC SECTION R304.1 SLEEPERS AND SILLS ON A CONCRETE OR

MASONRY SLAB THAT IS IN DIRECT CONTACT WITH GROUND, UNLESS

SEPARATED BY AN IMPERVIOUS MOISTURE BARRIER SHALL BE NATURALLY

DURABLE OR PRESERVATIVE-TREATED WOOD IN ACCORDANCE WITH AWPA U1.

7. REFER TO RCP'S FOR SOFFIT DIMENSIONS AND FURTHER INFORMATION.

8. PROVIDE BLOCKING FOR ALL WALLS WHERE WALL HUNG EQUIPMENT AND FIXTURES OCCUR.

9. ALL WALL AND CEILING FINISHES SHALL COMPLY WITH 2025 CRC 302.9 FOR MAXIMUM FLAME SPREAD AND SMOKE DENSITY.

SECTIONS GENERAL NOTES

FOR USE IN CITY OF ANTIOCH ONLY
B13
Plan 2
B14
*OWNER/APPLICANT REQ. TO SELECT ONE OPTION FOR ALL OF THE FOLLOWING AND MARK THROUGH NON-APPLICABLE OPTIONS & VIEWS THROUGHOUT SET:

SPANISH COLONIAL

CALIFORNIA RANCH

STYLE SELECTION
(ALL STYLES)

COVERED FRONT PORCH OPTION
(B) NO, SEE VIEW:
(A) YES

OPTION SELECTIONS

WATER HEATER
(B) ALTERNATE WATER HEATER SPECIFIED BY A NEW T24 ENERGY REPORT IS PROVIDED AND APPROVED. MFR & MODEL:________________________________ (A) WATER HEATER, SPECIFIED BRAND/MODEL PER TITLE 24
OPTIONAL SLIDING DOOR AND SIDE PORCH @ KITCHEN
(B) NO
(A) YES; DOOR #107

MID-CENTURY MODERN
(SEE ELEVATION SHEET FOR SPECIFIC MATERIALS SELECTION)
/4 A2-101
PROJECT SCOPE:

1. 2.

CONSTRUCTION OF A NEW DETACHED 1 STORY 600 SF ACCESSORY DWELLING UNIT WITH 1 BEDROOMS AND 1 BATH.

ALL THE WORK SHOWN IN THE DRAWINGS AND SPECIFICATIONS.

G-002 TITLE SHEET - PLAN 2
G-101 GENERAL NOTES
G-102 GENERAL NOTES, ABBREVIATIONS, & SYMBOLS
G-201 CAL GREEN RESIDENTIAL MANDATORY MEASURES
G-202 CAL GREEN RESIDENTIAL MANDATORY MEASURES
T24-100 CAL GREEN RESIDENTIAL MANDATORY REQUIREMENTS
T24-201 ENERGY COMPLIANCE - PLAN 2
T24-202 ENERGY COMPLIANCE - PLAN 2
AS101 EXAMPLE SITE PLAN
AS102 ARCHITECTURAL SITE PLAN
A2-100 PLAN 2 RENDERINGS
A2-101 FLOOR PLAN 2
A2-111 MECHANICAL, & ELECTRICAL PLANS
A2-121 ROOF PLAN & REFLECTED CEILING PLAN - CAL RANCH
A2-122 ROOF PLAN & REFLECTED CEILING PLAN - MID-CENTURY MODERN A2-123 ROOF PLAN & REFLECTED CEILING PLAN - SPANISH COLONIAL A2-201 ELEVATIONS & SECTIONS - CAL RANCH
A2-202 ELEVATIONS & SECTIONS - MID-CENTURY MODERN
A2-203 ELEVATIONS & SECTIONS - SPANISH COLONIAL
A2-204 ELEVATIONS - OPTIONS
A2-205 SECTIONS - NO PORCH
A-901 ARCHITECTURAL DETAILS - COMMON
A-902 ARCHITECTURAL DETAILS - COMMON
A-903 ARCHITECTURAL DETAILS - COMMON
A-904 ARCHITECTURAL DETAILS - COLUMNS
A-905 ARCHITECTURAL DEATILS - CALIFORNIA RANCH
A-906 ARCHITECTURAL DETAILS - CALIFORNIA RANCH
A-907 ARCHITECTURAL DETAILS - MID-CENTURY MODERN
A-908 ARCHITECTURAL DETAILS - SPANISH COLONIAL
A-911 ARCHITECTURAL DETAILS - ASPHALT SHINGLE ROOF
A-911W ARCHITECTURAL DETAILS - ASPHALT SHINGLE ROOF - WUI A-912 ARCHITECTURAL DETAILS - S-TILE ROOF
A-912W ARCHITECTURAL DETAILS - S-TILE ROOF - WUI
A-921 REFERENCE - PRODUCT DATA - ROOF VENT
S-101 SHEET INDEX, ABBREVIATION & SYMBOLS
S-102 GENERAL NOTES
S-103 GENERAL NOTES, SPECIAL INSPECTION & TESTS
S-201 CAL RANCH ROUNDATION & ROOF FRAMING PLAN
S-211 MID CENTURY MODERN FOUNDATION & ROOF FRAMING PLAN S-221 SPANISH COLONIAL FOUNDATION & ROOF FRAMING PLAN
S-301 TYPICAL CONCRETE DETAILS
S-311 CONCRETE DETAILS
S-401 TYPICAL WOOD DETAILS
S-402 TYPICAL WOOD DETAILS
S-403 TYPICAL WOOD DETAILS
S-404 TYPICAL WOOD DETAILS
S-421 ROOF FRAMING DETAILS
S-422 ROOF FRAMING DETAILS
Grand total: 48
CITY ANTIOCH PRE-APPROVED ADU - PLAN 2
SQUARE
FOOTAGE CONDITIONED?
PLAN 2 600 SF CONDITIONED
LANDING 16 SF UNCONDITIONED
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:20:44 PM
TITLE SHEET - PLAN 2

PRE-APPROVED ADU

CITY OF ANTIOCH
G-002
08/19/26

PUBLIC SET
SEE SHEET A2-201
SEE SHEET A2-202
SEE SHEET A2-203

PROJECT DIRECTORY PROJECT INFORMATION

UTILITIES
ADDRESS:

CONTACT:

EMAIL:

PHONE:

RRM DESIGN GROUP
3765 S. HIGUERA ST, SUITE 102
SAN LUIS OBISPO, CA 93401
P:(805) 543-1794

ARCHITECT

RANDY RUSSOM
[email protected]

USER LICENSE AGREEMENT

SIGNATURE DATE

VICINITY MAP (TO BE PROVIDED BY OWNER OR APPLICANT)
_________________________________________WATER AND SEWER SERVICE

ELECTRICAL SERVICE

GAS SERVICE

SEWER SERVICE
_________________________________________
_________________________________________
_________________________________________
(TO BE PROVIDED BY APPLICANT OR OWNER)
*FOR BUILDING DEPARTMENT REVIEW, INITIAL WHEN SECTION HAS BEEN REVIEWED

1. 2.

3. 4.

5. ANY PROPOSED ENERGY STORAGE SYSTEM (ESS) SHALL FOLLOW SINGLE-FAMILY RESIDENTIAL MANDATORY REQ. SUMMARY SECTION 150.0(s) AND WILL REQUIRE A SEPARATE PERMIT TO BE PULLED BY APPLICANT.

VARIABLE CAPACITY HEAT PUMP COMPLIANCE OPTION (VERIFICATION DETAILS FROM VCHP STAFF REPORT, APPENDIX B, AND RA3) (PER TITLE 24).

THIS PLAN IS INTENDED FOR FLAT LOTS (SLOPING LESS THAN 10" ACROSS THE

LONGEST BUILDING DIMENSION), WITHOUT HIGHLY EXPANSIVE OR LIQUEFIABLE

SOILS, WHERE THE MAIN DWELLING UNIT IS SUPPORTED IN SHALLOW FOOTINGS WITH SLABS ON GRADE CONSTRUCTION. IF THE PROJECT SITE DEVIATES FROM ANY

OF THE AFOREMENTIONED QUALITIES, AS DETERMINED BY THE BUILDING OFFICIAL,

THERE PRE-APPROVED ADU FOUNDATION PLANS AND DETAILS ARE NOT APPLICABLE.

SUBMITTAL DOCUMENTS FOR DEFERRED SUBMITTAL ITEMS SHALL BE SUBMITTED TO THE BUILDING OFFICIAL. THE DEFERRED SUBMITTAL ITEMS SHALL NOT BE

INSTALLED UNTIL THEIR DESIGN AND SUBMITTAL DOCUMENTS HAVE BEEN APPROVED BY THE BUILDING OFFICIAL.

COMPLIANCE WITH THE DOCUMENTATION REQUIREMENTS OF THE 2025 ENERGY EFFICIENCY STANDARDS IS NECESSARY FOR THIS PROJECT. REGISTERED, SIGNED, AND DATED COPIES OF THE APPROPRIATE CF1R, CF2R, AND CF3R FORMS SHALL BE MADE AVAILABLE AT NECESSARY INTERVALS FOR BUILDING INSPECTOR REVIEW.

FINAL COMPLETED FORMS WILL BE AVAILABLE FOR THE BUILDING OWNER. _____________________________________
_____________________________________
PREPARED BY:

DATE PREPARED:

JOB NUMBER:

CARSTAIRS ENERGY

ENERGY COMPLIANCE
JUNE 24, 2026
26-062420
•
•
•
•
•
•
•
•
•
•
HERS VCHP:

HERS RATER WILL NEED TO FOLLOW THE VERIFICATION AND TESTING

PROTOCOL FOR THE VARIABLE CAPACITY HEAT PUMP CREDIT REQUIREMENTS,

INCLUDING BUT NOT LIMITED TO, VERIFIED REFRIGERANT CHARGE, VERI FIED
MINIMUM HSPF AND EER/SEER, AND CAPACITY; DUCTLESS INDOOR UNITS AND THE COMPONENTS ARE WITHIN THE CONDITIONED ENVELOPE; AND AIRFLOW PROVIDED TO ALL HABITABLE SPACES (BEDROOMS AND LIVING SPACE).

THE FOLLOWING IS A SUMMARY OF THE FEATURES THAT MUST BE FIELD-VERIFIED

BY A CERTIFIED HERS RATER AS A CONDITION FOR MEETING THE MODELED ENERGY PERFORMANCE OF THIS COMPUTER ANALYSIS. REGISTERED CF2RS AND CF3RS ARE REQUIRED TO BE COMPLETED IN THE HERS REGISTRY.

QUALITY INSULATION INSTALLATION (QII)

INDOOR AIR QUALITY VENTILATION
KITCHEN RANGE HOOD TABLE 150.0-G160

VERIFIED REFRIGERANT CHARGE
AIRFLOW IN HABITABLE ROOMS (SC3.1.4.1.7)

VERIFIED HEAT PUMP RATED HEATING CAPACITY
WALL-MOUNTED THERMOSTAT IN ZONES GREATER THAN 150 FT2 (SC3.4.5)

DUCTLESS INDOOR UNITS LOCATED ENTIRELY IN CONDITIONED SPACE (SC3.1.4.1.8)

BATHROOM, KITCHEN, AND WHOLE HOUSE VENTILATION

WHEN PHOTOVOLTAIC SYSTEM IS REQUIRED (SEE PV SECTION FOR

SELECTION)
SEE SHEET S-103 FOR REQUIRED SPECIAL INSPECTIONS

A REGISTERED DESIGN PROFESSIONAL SHALL COMPLETE THE CITY OF ANTIOCH STATEMENT OF REQUIRED SPECIAL INSPECTIONS CERTIFICATE (FORM PLG-240) PRIOR TO PERMIT ISSUANCE. IDENTIFY THE TYPE OF WORK REQUIRING SPECIAL

INSPECTIONS IN THE PLANS AND THE INDIVIDUALS OR FIRMS RESPONSIBLE FOR THE SPECIAL INSPECTION ELEMENT(S).

FOR FURTHER INSTRUCTIONS SEE S-103.

OWNER/APPLICANT HAS COMPLETED SPECIAL INSPECTION FORM
OWNER/APPLICANT SIGNATURE:____________________________
OWNER/APPLICANT TO SIGN & SUBMIT SEPARATE SUPPORTING DOCUMENT "USER LICENSE AGREEMENT" IN ADDITION TO SIGNING THIS USER AGREEMENT BELOW:

BY USING THESE PERMIT READY ACCESSORY DWELLING UNIT CONSTRUCTION

DOCUMENTS, THE USER AGREES TO RELEASE, HOLD HARMLESS, AND INDEMNIFY

THE CITY OF ANTIOCH, ITS ELECTED OFFICIALS AND EMPLOYEES, RRM DESIGN

GROUP, AND THE ARCHITECT OR ENGINEER WHO PREPARED THESE

CONSTRUCTION DOCUMENTS FROM ANY AND ALL CLAIMS, LIABILITIES, SUITS AND

DEMANDS ON ACCOUNT OF ANY INJURY, DAMAGE OR LOSS TO PERSONS OR

PROPERTY, INCLUDING INJURY OR DEATH, OR ECONOMIC LOSSES, ARISING OUT OF THE USE OF THESE CONSTRUCTION DOCUMENTS.

THE PLANS ATTACHED HERE ARE APPROVED FOR ONLY USE IN CITY OF ANTIOCH.

NO DEVIATIONS, ALTERATIONS, OR OPTIONS BEYOND THOSE SPECIFICALLY

INDICATED IN THE PLANS ARE ALLOWED WITHOUT PRIOR APPROVAL BY THE ISSUING JURISDICTION AND CHIEF BUILDING OFFICIAL. THIS SET OF PLANS SHALL NOT BE USED FOR A PUBLIC HOUSING PROJECT.

1. 2.

3. 4.

5. 6.

7. DETAILED SPRINKLER PLANS SHALL BE SUBMITTED TO THE FIRE PREVENTION BUREAU AND APPROVED PRIOR TO INSTALLATION. PLANS AND INSTALLATION MUST BE BY A C16 LICENSED SPRINKLER CONTRACTOR.

SECTION 903.3.1.3 NFPA 13D SPRINKLER SYSTEMS AUTOMATIC FIRE SPRINKLER SYSTEMS INSTALLED IN ONE- AND TWO-FAMILY DWELLINGS, GROUP R-3.

SECTION 903.2.8 GROUP R AN AUTOMATIC SPRINKLER SYSTEM INSTALLED IN ACCORDANCE WITH SECTION 903.3 SHALL BE PROVIDED THROUGHOUT ALL BUILDINGS WITH A GROUP R FIRE AREA.

SECTION 903.2.8.1 GROUP R-3 AN AUTOMATIC SPRINKLER SYSTEM INSTALLED IN ACCORDANCE WITH SECTION 903.3.1.3 SHALL BE PERMITTED IN GROUP R-3 OCCUPANCIES.

LOCATION AND SIZE OF WATER SERVICE UNDERGROUND SHALL BE INSTALLED AS SHOWN ON APPROVED FIRE SPRINKLER PLANS. A MINIMUM 1 INCH WATER SHALL BE INSTALLED.

A FIRE UNDERGROUND FLUSH CERTIFICATION SHALL BE REQUIRED AT FINAL INSPECTION.

A HYDRO INSPECTION OF THE FIRE SPRINKLER SYSTEM IS REQUIRED PRIOR TO FRAME INSPECTION. ONLY THE NEW PIPING SHALL BE TESTED.

FIRE PROTECTION

TRUSS CALCULATIONS
FIRE SPRINKLER (IF APPLICABLE, SEE FIRE SPRINKLERS SECTION.)

DEFERRED SUBMITTAL(S)
SITE INFORMATION:

APN:

LOT SIZE (SQ FT):

EXISTING USE:

LAND USE:

PROPOSED USE:

LOT COVERAGE

ACCESSORY
STRUCTURE(S) SF:

REAR: 4' - 0"
PRIMARY BUILDING SF: FRONT:

SIDES: 4' - 0"

SETBACKS
_____________
_____________
_____________
_____________
MIN.

REQUIRED: PROPOSED:

FIRE SPRINKLERS (WHEN REQUIRED) NOTES:

DOES THE PRIMARY RESIDENCE HAVE NFPA 13D SPRINKLERS?
NO: THEREFORE, THE PROPOSED ADU IS NOT REQUIRED TO BE SPRINKLERED YES: THEREFORE, THE PROPOSED ADU IS REQUIRED TO BE SPRINKLERED (TO BE PROVIDED BY

OWNER / APPLICANT)
BUILDING INFORMATION:

CONSTRUCTION TYPE: VB
MAX HEIGHT ALLOWED:

ZONING:

SPRINKLERED: (SEE FIRE SPRINKLER

SECTION ON THIS SHEET)
PROPOSED HEIGHT: _______
NUMBER OF STORIES: 1 OCCUPANCY GROUP: R-3

SHEET INDEX
LOT COVERAGE SF:

FLOOR AREA RATIO:

BETWEEN
STRUCTURES:

HERS QII REQUIRED

OWNER / APPLICANT TO LIST SERVICE PROVIDERS IN SPACES BELOW (SEE SITE PLAN, SHEET AS101 FOR INFORMATION AND LOCATIONS OF ALL UTILITIES)

ELECTRICAL PANEL (SEE PLANS & SITE PLAN FOR LOCATION)
NOTE: SPECIFY IF THE ADU WILL HAVE ITS OWN SEPARATE UTILITY SERVICE INSTALLED OR IF THE ADU WILL BE SUB-FED FROM AN EXISTING ADEQUATE SERVICE.

PROVIDE COMPLETE ELECTRICAL LOAD CALCULATIONS FOR REVIEW. IF SUB-FED,

PLEASE PROVIDE A SECOND AND SEPARATE LOAD CALCULATION OF THE EXISTING SERVICE TO JUSTIFY IT IS ADEQUATE FOR THE ADDITIONAL LOADS. (B) A NEW ELEC. SUBPANEL CONNECTS TO THE ELEC. MAIN PANEL OF 220 AMP ON THE PRIMARY HOME WITH A 225 AMP MIN. BUSBAR RATING
(A) NEW ELEC. MAIN PANEL OF 200 AMP WITH 225 AMP MIN. BUSBAR RATING (C) NEW ELEC. MAIN PANEL MIN. 400 AMP DUAL METER AT PRIMARY HOUSE WITH A NEW ELEC. SUB-PANEL AT ADU THAT CONNECTS TO THE MAIN PANEL

THE ADU AND PRIMARY DWELLING UNIT SHALL HAVE SEPARATE, INDEPENDENT WATER SUPPLY AND SANITARY SEWER SYSTEMS.

NOTE: A NEW SEPTIC SYSTEM IS ONLY PERMITTED WHEN NO PUBLIC SEWER IS DEEMED AVAILABLE; A PERCOLATION REPORT AND SEPTIC DESIGN ARE REQ.) IF NO, SELECT ONE OF THE FOLLOWING:

NEW SEWER LINES CONNECTED DIRECTLY TO PUBLIC RIGHT OF WAY.

NEW SEWER LINES BRANCHED OFF EXISTING MAIN LINES ON THE PROPERTY.

NOTE: SEE SITE PLAN CHECKLIST ON AS-101 AND SITE PLAN ON AS-102 FOR MORE INFORMATION AND LOCATIONS.

OWNER/APPLICANT SIGNATURE:__________________________
(SELECTIONS TO BE PROVIDED BY APPLICANT OR OWNER)
NEW WATER SUPPLY CONNECTED DIRECTLY TO PUBLIC RIGHT OF WAY.

NEW WATER SUPPLY BRANCHED OFF EXISTING MAIN LINES ON THE PROPERTY.

NOTE: ADU AND PRIMARY DWELLING UNIT SHALL HAVE SEPARATE, INDEPENDENT WATER SUPPLY. SEE SITE PLAN CHECKLIST ON AS-101 AND SITE PLAN ON AS-102 FOR MORE INFORMATION AND LOCATIONS.

PROJECT ADDRESS: (TO BE PROVIDED BY

OWNER / APPLICANT)
(TO BE PROVIDED BY

OWNER / APPLICANT)
NO NEW SEPTIC SYSTEM.

NEW SEPTIC SYSTEM; PROVIDE STAMPED DEH EXHIBIT. OWNER/APPLICANT REQUIRED TO PROVIDE DOCUMENTATION OF CITY OF ANTIOCH APPROVAL. (SELECTIONS TO BE PROVIDED BY APPLICANT OR OWNER)

ALL PLAN USERS MUST SUBMIT A COMPLETED USER LICENSE
AGREEMENT AT THE TIME OF APPLICATION SUBMITTAL.

OWNER / APPLICANT TO PROVIDE THE TITLE REPORT

STAFF INITIALS

STAFF INITIALS
16' - 0"

STAFF INITIALSSTAFF INITIALS

SEE ELEVATIONS

WASTE WATER

WASTE SUPPLY

ELECTRICAL PANEL
ADDRESS:

CONTACT:

EMAIL:

PHONE:

RRM DESIGN GROUP
3765 S. HIGUERA ST, SUITE 102
SAN LUIS OBISPO, CA 93401
P:(805) 543-1794

STRUCTURAL

ENGINEER

JESSICA MEADOWS
[email protected]
ADDRESS:

CONTACT:

EMAIL:

PHONE:

APPLICANT

SERVICE PROVIDERS
SETBACK RESTRICTIONS - FIRE RATINGS:

NO
YES; IF YES, FIRE RATED WALL & PROJECTIONS REQUIRED PER 2025 CRC SECTION R302.1 FIRE RATED WALL DETAIL: 51/A-901 & 52-/A-901 IF YES, FIREBLOCKING IS REQUIRED IN PROJECTIONS, RAKES AND EAVES.

SEE DETAILS: 31/32/A-911, 31/32/A-911W, 11/12/21/22/A-913, 31/32/51/52/A-913W IS THE ADU LESS THAN 5' TO ANY PROPERTY LINE AND/OR LESS THAN 10' FROM ANY ADJACENT BUILDING OR STRUCTURE?

1. 2.

3. PORTIONS OF THE CITY OR COUNTY ARE LOCATED WITHIN A FHSZ. TO

DETERMINE IF YOUR STRUCTURE IS LOCATED IN A FHSZ, PLEASE VISIT CAL FIRE WEBSITE: HTTPS://OSFM.FIRE.CA.GOV/WHAT-WE-DO/COMMUNITY-

WILDFIRE-PREPAREDNESS-AND-MITIGATION/FIRE-HAZARD-SEVERITY-ZONES INDICATE BELOW WHAT ZONE YOUR STRUCTURE IS TO BE BUILT IN:

VERY HIGH HIGH MODERATE NONE

IF STRUCTURE IS LOCATED IN HIGH OR VERY HIGH SEVERITY ZONE, ALL CONSTRUCTION OF THE ADU STRUCTURE MUST COMPLY WITH CWUIC 504.

THIS PROTOTYPE ADU PLAN PROVIDES DESIGNS THAT COMPLY WITH PROVISIONS REQUIRED BY THE CWUIC 504. PLEASE SEE APPLICABLE DETAIL SHEETS: A-911W & A-912W
FIRE HAZARD SEVERITY ZONE (FHSZ) LEVEL:

FIRE SPRINKLERS:

WILDLAND-URBAN INTERFACE:

OPTIONAL SIDE PORCH - MID-CENTURY MODERN 60 SF UNCONDITIONED

OPTIONAL COVERED FRONT PORCH - MID-CENTURY
MODERN
60 SF UNCONDITIONED
OPTIONAL COVERED SIDE PORCH - CAL RANCH 60 SF UNCONDITIONED OPTIONAL COVERED FRONT PORCH - CAL RANCH 60 SF UNCONDITIONED OPTIONAL SIDE PORCH - SPANISH COLONIAL 60 SF UNCONDITIONED

OPTIONAL COVERED FRONT PORCH - SPANISH

COLONIAL
72 SF UNCONDITIONED

CALIFORNIA RANCH SPANISH COLONIALMID-CENTURY MODERN

ADDITIONAL INFORMATION

SPECIAL INSPECTIONS STAFF INITIALS

NO, PV NOT REQUIRED PER CALIFORNIA ENERGY CODE SECTION
150.1(C)14 EXCEPTION (2) PV SYSTEM SIZE SPECIFIED BY SECTION 150.1(C)14 IS LESS THAN 1.8 KWDC.

PHOTOVOLTAIC SYSTEM (PV) (DEFERRED SUBMITTAL)

STAFF INITIALS
SOLAR READY REQUIREMENTS SHALL BE IMPLEMENTED. FOR MORE INFORMATION SEE "SOLAR READY NOTES" ON SHEET G-101.

FOR USE IN CITY OF ANTIOCH ONLY
B15
(E) STREET NAME

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"
4' - 0" MIN. SETBACK
XX' - XX"XX' - XX"XX' - XX"

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"XX' - XX"

OVERALL DIMENSION OF NEW ADU
XX' - XX"
XX' - XX" FROM ADU TO (E) RESIDENCE

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"XX' - XX"
XX'-XX" (DISTANCE)
(E) SINGLE FAMILY

RESIDENCE EXAMPLE
(ADDRESS)
(FOOTPRINT SF)
(N) ACCESSORY

DWELLING UNIT

EXAMPLE
SXX° XX'X"E
XX'-XX" (DISTANCE)
NXX° XX'X"W
NXX° XX'X"W (PROPERTY LINE BEARINGS)
XX'-XX" (DISTANCE)
SXX° XX'X"E

SETBACK
MIN 4'
MIN 4' - 0" SETBACK
XX' - XX"
MIN. 5' - 0" MIN. 5' - 0"
(E) PROPERTY LINE

PROPERTY LINE

PROPERTY LINE
XX'-XX" (DISTANCE)
(E) SIDEWALK

EXAMPLE
(E) PROPERTY LINE
MIN. 4' - 0" SETBACK
XX' - XX"
(E) RETAINING WALL EXAMPLE
(DISTANCE FROM PROPERTY LINE TO (E) RESIDENCE
XX' - XX"

X XX X XXX X
(N) MECHANICAL EQUIPMENT LOCATION
EXAMPLE; NOT LESS THAN 30" OF

CLEARANCE IN WIDTH, DEPTH, & HEIGHT

SHALL BE PROVIDED TO ACCESS THE
EQUIPMENT. (2025 CMC SECTION 304.1)
(N) APPLICANT TO ILLUSTRATE AND

ANNOTATE PROPOSED APRONS,
LANDINGS, PORCHES, OVERHANGS, MECH.
/ ELEC. ITEMS AND PROPOSED ACCESS
POINTS

LOCATE ELECTRICAL (ALL) PANELS

SEE TITLE SHEET FOR PANEL OPTIONS AND
MAXIMUM AMPERAGE FOR THE PROPOSED ADU.
(E) EXISTING SWIMMING POOL

EXAMPLE (OWNER / APPLICANT

TO PROVIDE SF)

EASEMENT EXAMPLE
(ANY/ALL SHALL BE SHOWN)

SETBACK
XX' - XX"
XX' - XX"
MIN. 10'
(N) ASSUMED PROPERTY LINE
(E) SETBACK
(E) SETBACK
(E) SETBACK
XX'-XX" SETBACK

DISTANCE OF NEAREST POINT OF ADU TO CENTERLINE OF
IMAGINARY LINE BETWEEN THE TWO BUIDLINGS (UNDER 5' - 0" 1- HOUR FIRE-RATED WALL AND 1-HOUR FIRE-RATED EAVE REQUIRED).

DISTANCE OF NEAREST POINT OF ADU TO

ADJACENT PROPERTY LINE (WHEN UNDER
5' - 0," 1-HOUR FIRE-RATED WALL AND 1-
HOUR FIRE-RATED RAKE/EAVE REQUIRED).
(FOOTPRINT SF)

PROVIDE ALL DIMENSIONS FOR

ALL (E) AND/OR (N) PAVED AREAS

PROVIDE ALL DIMENSIONS, OF (E) DRIVEWAY(S)
XX' - XX"
XX' - XX"
XX' - XX"
XX' - XX"
(E) FENCE EXAMPLE
(PROVIDE DIMENSIONS)
(E) FENCE EXAMPLE
(PROVIDE DIMENSIONS)
XX
(E) SIDEWALK

EXAMPLE
(CENTERLINE OF STREET)

OWNER/APPLICANT TO

INDICATE MAIN ENTRANCE

SITE PLAN LEGEND

EASEMENTS

SETBACK

PROPERTY LINE (E) FENCEX X
(E) WALLS/

RETAINING WALLS

SITE PLAN CHECKLIST

DRAWING SCALE
SITE PLAN SHOULD BE DRAWN TO A MEASURABLE SCALE.

PROPERTY LINES
SHOW OUTLINE OF PROPERTY USING DASHED LINE IN LEGEND. INDICATE THE BEARING AND DISTANCE OF THE PROPERTY LINE.

LABEL YARDS

LABEL FRONT, REAR, SIDE YARDS, AS WELL AS DRIVEWAYS, PATHWAYS AND ANY OTHER HARDSCAPE.

SETBACKS

DIMENSION THE DISTANCE BETWEEN BUILDINGS AND PROPERTY LINES, AS WELL AS BUILDINGS TO OTHER STRUCTURES. SETBACKS TO SIDE AND REAR PROPERTY SIDE SHALL BE A MINIMUM OF (4' - 0").

EASEMENTS
REFER TO LEGEND. MUST INCLUDE ALL APPLICABLE EASEMENTS. PROPOSED STRUCTURE SHALL COMPLY WITH EASEMENT REQUIREMENTS.

A.

B.

C.

D.

PROVIDE THE EXACT LOCATION AND LABEL ALL OF THE EXISTING &

PROPOSED UTILITIES ON THE SITE PLAN

THIS INCLUDES BUT IS NOT LIMITED TO UTILITIES, POLES, SEPTIC, SEWER, DRAINS, ELECTRICAL, GAS METERS, LINES, AND ANY PHOTOVOLTATIC.

INDICATE SEWER ELEVATION OF LATERAL AND MAIN CONNECTION.

IF ON SEPTIC SYSTEM, PROVIDE DEPARTMENT OF ENVIRONMENTAL

HEALTH (DEH) EXHIBIT WITH LEACH LINES SHOWN AND AREA FOR NEW LEACH LINES. SEWER MAIN EXTENSION MAY BE REQUIRED. INCLUDE

LOCATIONS AND ALL ELEVATIONS OF PROPOSED SEPTIC / SEWER / LEACH LINES. PROVIDE INVERT ELEVATIONS AT CLEANOUT, SEWER MAIN

CONNECTION, ADU CONNECTION, AND AT ANY OTHER CONNECTION POINTS.

PLEASE SPECIFY ON THE PLANS IF THE ADU WILL HAVE NEW

INDEPENDENT SERVICES DIRECTLY FROM THE PUBLIC RIGHT OF WAY

CONNECTION OR IF THE SERVICES WILL BE BRANCHED OFF THE EXISTING MAIN LINES ON THE PROPERTY.

JUSTIFY PIPE SIZES SHOWN ON THE PLAN ARE ADEQUATE FOR THE PROPOSED ADU SERVICES. IF THE SERVICES ARE CONNECTED TO THE

EXISTING MAIN SERVICES, THEN PROVIDE JUSTIFICATION THAT THE

EXISTING MAINS CAN HANDLE THE NEW INCREASED FLOWS OF THE ADU FOR WATER SUPPLY AND SANITARY SEWER SYSTEMS. PLEASE USE 2025 CPC TABLE 610.3, TABLE 610.4, AND SECTION 610.5 FOR JUSTIFICATION.

NOTE, IF USING APPENDIX A SIZING CRITERIA, PLEASE INCLUDE THE CPC APPENDIX A CHART ON THE PLAN.

LABEL STREETS & SIDEWALKS

DIMENSION BUILDING SEPARATION

DIMENSION THE DISTANCE BETWEEN THE PROPOSED ADU AND ANY EXISTING

STRUCTURES

LOT COVERAGE CALCULATION

TOTAL FOOTPRINT AREA FOR STRUCTURES ON SITE / LOT AREA

LOCATION OF RAIN WATER LEADERS

THE ROOF DRAINS SHOULD DRAIN AWAY FROM THE PROPERTY LINES AND INTO THE LANDSCAPE AREA.

SCALE: 1/10" = 1' - 0"EXAMPLE SITE PLAN

SWIMMING POOLS

ALL EXISTING SWIMMING POOLS SHALL BE SHOWN ON THE SITE PLAN AND SHALL HAVE 10' MINIMUM SETBACK TO THE NEW ADU STRUCTURE.

FOOTPRINT OF ALL EXISTING BUILDINGS & STRUCTURES - PLOT THE EXISTING BUILDINGS ONSITE. THIS INCLUDES ALL STRUCTURES / PORCHES / GAZEBOS. INDICATE SQUARE FOOTAGE OF EXISTING RESIDENCE.

NORTH ARROW

PORCHES
THERE SHALL BE NO MORE THAN 30 INCHES MEASURED VERTICALLY TO THE

FLOOR OR GRADE BELOW (INCLUDING FLOORS, STAIRS, RAMPS, AND LANDINGS) ANYWHERE MEASURED LESS THAN 36 INCHES HORIZONTALLY TO THE EDGE OF THE PORCH/SLAB/SURFACE OF THE RAIL. INSECT SCREENING SHALL NOT BE CONSIDERED AS A GUARD.

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. 14.

REFER TO GENERAL NOTES SHEET G-101 FOR ADDITIONAL REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR FURTHER INFORMATION

EMERGENCY ESCAPE AND RESCUE OPENINGS SHALL OPEN DIRECTLY INTO A PUBLIC WAY PER 2025 CRC, SECTION 308.1.

NOT LESS THAN 30" OF CLEARANCE IN WIDTH, DEPTH, & HEIGHT SHALL BE PROVIDED TO ACCESS EXTERIOR MECHANICAL EQUIPMENT. SHOW
LOCATION ON SITE PLAN & LABEL (2025 CMC SECTION 304.1 & 2025 CPC 504.3).

PROPOSED ADU IS TO BE FULLY ELECTRIC. INSTALLATION OF A GAS LINE TO THE PROPOSED ADU WILL NOT BE PERMITTED.

CALL BEFORE YOU DIG! CONTACT UNDERGROUND SERVICE ALERT (USA) AT 1-800-227-2600 AT LEAST 2 WORKING DAYS BEFORE EXCAVATING.

UNLESS OTHERWISE NOTED ON THE PLANS, FINISHED GROUND SURFACES SHALL BE GRADED TO DRAIN THE FINISHED SITE PROPERLY WITHIN 10-FEET OF ANY BUILDING FOUNDATION WITH A SLOPE OF 5% AWAY FROM ANY BUILDING OR STRUCTURE. ALL EXTERIOR HARDSCAPE WITHIN 10-FEET OF A BUILDING FOUNDATION SHALL BE INSTALLED WITH A 2% MINIMUM SLOPE AWAY FROM ANY BUILDING OR STRUCTURE. DRAINAGE SWALES SHALL BE A

1.5% MINIMUM SLOPE. ALL GRADED SLOPES SHALL HAVE A MAXIMUM SLOPE OF 3H TO 1V (33%), UNLESS SHOWN OTHERWISE ON THE PLANS.

LOT GRADING SHALL CONFORM AT THE PROPERTY LINES AND SHALL NOT

SLOPE TOWARD PROPERTY LINES IN A MANNER WHICH WOULD CAUSE STORM WATER TO FLOW ONTO NEIGHBORING PROPERTY. HISTORIC

DRAINAGE PATTERNS SHALL NOT BE ALTERED IN A MANNER TO CAUSE DRAINAGE PROBLEMS TO NEIGHBORING PROPERTY.

NEW RAINWATER DOWNSPOUTS SHALL BE DISCONNECTED AND DIRECT RUNOFF TO A LANDSCAPED AREA. DOWNSPOUTS MAY BE CONNECTED TO A

POP-UP DRAINAGE EMITTER IN THE LANDSCAPED AREA OR MAY DRAIN TO

SPLASH BLOCKS OR COBBLESTONES THAT DIRECT WATER AWAY FROM THE BUILDING.

CONTRACTOR TO FIELD VERIFY EXISTING DRAINAGE. IF THE EXISTING

DRAINAGE SYSTEM IS DAMAGED DURING EXCAVATION, CONTRACTOR SHALL

REPAIR AND/OR REROUTE DRAINAGE SYSTEM AND CONNECT TO EXISTING DRAINAGE FACILITY AS NECESSARY.

EXISTING PUBLIC IMPROVEMENTS THAT ARE DAMAGED BY THE PROJECT CONSTRUCTION SHALL BE REPAIRED OR REPLACED. EXISTING DAMAGED

PUBLIC IMPROVEMENTS WITHIN THE PROJECT LIMITS SHALL BE REPAIRED

OR REPLACED EVEN IF THE DAMAGE OCCURRED PRIOR TO THE START OF CONSTRUCTION.

EROSION AND SEDIMENT CONTROL FACILITIES SHALL BE INSTALLED PRIOR TO OCTOBER 1 AND SHALL BE MAINTAINED DAILY UNTIL APRIL 30. THESE

FACILITIES SHALL CONTROL AND CONTAIN EROSION-CAUSED SILT DEPOSITS

AND PROVIDE FOR THE SAFE DISCHARGE OF SILT-FREE STORM WATERS INTO EXISTING STORM DRAIN FACILITIES. EROSION AND SEDIMENT CONTROL

SUPPLIES MUST BE KEPT ON-SITE DURING THE DRY SEASON AND EMPLOYED, AS NECESSARY PRIOR TO AND DURING RAIN EVENTS.

SEASONALLY APPROPRIATE BEST MANAGEMENT PRACTICES FOR THE

FOLLOWING SITE MANAGEMENT CATEGORIES MUST BE IMPLEMENTED YEAR- ROUND: 1) EROSION CONTROL; 2) RUN-ON AND RUN-OFF CONTROL; 3) SEDIMENT CONTROL; 4) GOOD SITE MANAGEMENT; AND 5) NON-
STORMWATER MANAGEMENT.

AN ENCROACHMENT PERMIT WILL BE REQUIRED FOR ANY CONSTRUCTION

ACTIVITY WITHIN A PUBLIC STREET RIGHT OF WAY THAT HAS BEEN ACCEPTED BY THE CITY.

SITE PLAN GENERAL NOTES

LOCATION OF ELECTRICAL PANEL

SEE COVER SHEET FOR PANEL OPTION AND MAXIMUM AMPERAGE FOR THE PROPOSED ADU. ADDITIONAL CALCULATIONS MY BE REQUIRED BASED ON CHOSEN ELECTRICAL PANEL.

DRIVEWAY / PAVED ACCESS

SHOW THE PROPOSED (OR EXISTING) DRIVEWAY / PAVED ACCESS TO THE PROPOSED ADU.
(FOR PLANNING STAFF ONLY) INITIAL WHEN THIS SHEET HAS BEEN REVIEWED. STAFF INITIALS:________________ NOTE: THIS IS AN EXAMPLE SITE PLAN FOR AN INTERIOR
LOT. EXACT LAYOUT, DIMENSIONS, AND BEARINGS SHALL
BE PROVIDED BY OWNER/APPLICANT.
(E) EXISTING (N) NEW
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:20:59 PM

EXAMPLE SITE PLAN

PRE-APPROVED ADU

CITY OF ANTIOCH
AS101
08/19/26

PUBLIC SET
1-HR FIRE CONSTRUCTION

GRADING & DRAINAGE

LOTS SHALL BE GRADED TO DRAIN SURFACE WATER AWAY FROM THE FOUNDATION WALLS. THE GRADE SHALL FALL A MINIMUM OF 6 ” WITHIN THE FIRST 10 FT. (5% SLOPE). WHERE LOT LINES, WALLS, SLOPES OR OTHER PHYSICAL BARRIER PROHIBIT 6” OF FALL WITHIN 10 FT., DRAINS OR SWALES

SHALL BE CONSTRUCTED TO ENSURE DRAINAGE AWAY FROM THE
STRUCTURE. 2025 CRC R401.3, 2025 CBC 1804.4

NEW STRUCTURE ADDRESS
NEW STRUCTURE SHALL BE PROVIDED WITH A NEW APPROVED ADDRESS.

THE ADDRESS SHALL BE LEGIBLE AND PLACED IN A POSITION THAT IS VISIBLE FROM THE STREET OR ROAD FRONTING THE PROPERTY. EACH CHARACTER SHALL BE NOT LESS THAT 4" IN HEIGHT WITH A STROKE WIDTH F NOT LESS THAN 1/2" 2025 CRC SECTION R308.1
IS (N) ADU LESS THAN 5' TO ANY PROPERTY LINE OR 10' FROM ANY ADJACENT BUILDING OR STRUCTURE:

YES, IF YES, FIRE-RATED WALL REQUIRED PER 2025 CRC R302.1 AT LOCATIONS WHERE THE ADU IS LESS THAN 5' FROM THE PROPERTY LINE OR LESS THAN 10' FROM ANY ADJACENT BUILDING OR STRUCTURE.

FIRE RATED WALL DETAILS: 51/A-901 & 52-/A-901
FIREBLOCKING IS REQUIRED IN PROJECTIONS, RAKES AND EAVES. SEE DETAILS: 31/32/A-911, 31/32/A-911W, 11/12/21/22/A-913, 31/32/51/52/A-913W IF YES, PROJECTIONS ARE REQUIRED TO BE 1-HOUR CONSTRUCTION.

HOWEVER, THE FIRE-RESISTANCE RATING SHALL BE PERMITTED TO BE REDUCED TO 0 HOURS ON THE UNDERSIDE OF THE EAVE OVERHANG, IF

FIREBLOCKING IS PROVIDED FROM THE WALL TOP PLATE TO THE

UNDERSIDE OF THE ROOF SHEATHING IF ONE OF THE FOLLOWING SEPARATION DISTANCES ARE MET IN APPROPRIATE TABLE: TABLE 302.1(1) & TABLE 302.1(2).

A) NON-SPRINKLERED & FIRE SEPARATION DISTANCE
PROJECTIONS ARE ≥5'-0"

B) SPRINKLERED & FIRE SEPARATION DISTANCE
PROJECTIONS ARE ≥3'-0"

NO, NO FURTHER ACTION NEEDED

FOOTPRINT OF PROPOSED ADU - PLOT PROPOSED ADU BUILDING
FOOTPRINT. INCLUDE ANY OPTIONAL PORCHES IF SELECTED. INDICATE SQUARE FOOTAGE OF PROPOSED ADU.

IMPERVIOUS SURFACES
IMPERVIOUS SURFACES WITHIN 10' OF THE BUILDING FOUNDATION SHALL BE SLOPED A MINIMUM OF 2% AWAY FROM THE BUILDING. 2025 CRC R401.3, 2025 CBC 1804.4

FOR USE IN CITY OF ANTIOCH ONLY
B16
SCALE:SITE PLAN NORTH ARROW
SITE PLAN TO BE PROVIDED BY APPLICANT REFER TO AS101 FOR EXAMPLE SITE PLAN DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:20:59 PM

ARCHITECTURAL SITE PLAN

PRE-APPROVED ADU

CITY OF ANTIOCH
AS102
08/19/26

PUBLIC SET

FOR USE IN CITY OF ANTIOCH ONLY
B17
PLAN 2 - SPANISH COLONIAL
PLAN 2 - CALIFORNIA RANCH
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:20:59 PM
PLAN 2 RENDERINGS

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-100
08/19/26

PUBLIC SET
PLAN 2 - MID-CENTURY MODERN

FOR USE IN CITY OF ANTIOCH ONLY
B18
A
A
1 1
2 2
B
B
30' - 0"
6' - 0" 6' - 0" 3' - 0" 3' - 0" 12' - 0"
2' - 8"
20' - 0"
11' - 7" 8' - 5"
10' - 5" 6' - 2" 13' - 5"
30' - 0"
1' - 10" 4' - 5" 9' - 0"
6' - 0"
20' - 0"
4' - 6" 15' - 6"
7' - 5"
1' - 5"
1' - 7"
3' - 0"
12' - 0"
5' - 11"
BED
W.I.C. & LNDY

BATH KITCHEN / DINING
OPT. COVERED

FRONT PORCH -

CAL RANCH
CL
0' - 1" 4' - 2 1/2" 3' - 6" 4' - 1 1/2" 0' - 1"
0' - 6 1/4"
3' - 11"
5' - 0"
03 05
01 04
02 05
0406
03 02
01 2' - 6"

LIVING ROOM
OPT. SIDE PORCH
5 A2-201
5 A2-201
6 A2-201
6 A2-201
1 A2-201
1 A2-203
2 A2-201
2 A2-203
3 A2-201
3 A2-203
4 A2-201
4 A2-203
5 A2-203 5
A2-203
6 A2-203
6 A2-203
CAL
RANCH

SPANISH

COLONIAL
CAL
RANCH

SPANISH

COLONIAL
1 A2-202
2 A2-202
3 A2-202
4 A2-202
5 A2-202
5 A2-202
6 A2-202
6 A2-202
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
/5 A2-101
/6 A2-101
/7 A2-101

NO COVERED PORCH
OPTION: /4 A2-101
3 A2-204
9 A2-204
6 A2-204
8 A2-204
5 A2-204
A03
C08 B02 A05A06 C04B12
B06
B14
X01
C12
C01
A07
B18
B16 B17
B04
C19
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-903
11 M02

DOOR DETAIL REFERENCES

HEAD JAMB

LAP SIDING

BOARD & BAT
STUCCO

THRESHOLD

STONE VENEER
/12 A-905 /13 A-905
/12 A-908 /13 A-908
/12 A-907 /13 A-907
/52 A-907 /53 A-907
/24 A-901

WINDOW DETAIL REFERENCES

HEAD JAMB SILL

BOARD & BATTEN
STUCCO

LAP SIDING

STONE VENEER

FLASHING
/31 A-907 /32 A-907 /33 A-907
/22 A-907 /23 A-907 /24 A-907
/22 A-908 /23 A-908 /24 A-908
/22 A-905 /23 A-905 /24 A-905 / /11 A-906
A

HORIZONTAL SLIDER
EQ EQ
PER SCHED.

PER SCHED.

B

DOUBLE HUNG
PER SCHED.

PER SCHED.
2 B
11' - 6"
4' - 0" 4' - 0"
01 LIVING ROOM CL
1 A2-205
2 A2-205
3 A2-205

CAL RANCH

MID-CENTURY
MODERN

SPANISH

COLONIALCAL RANCH

MID-CENTURY
MODERN

SPANISH

COLONIAL
4 A2-204
1 A2-204
7 A2-204
2 B
7' - 9" 12' - 0"
1' - 9" 8' - 6" 1' - 9"
1' - 6" 3' - 0" 1' - 6"
5' - 0" 1' - 0" 5' - 11 9/16"
OPT. COVERED

FRONT PORCH -

SPANISH COLONIAL

LIVING ROOM CL
01 02
1 A2-203
6 A2-203

WALL LEGEND
EXTERIOR - 5 1/2" WOOD STUD W/ PLYWOOD SHEATHING AND FINISH, SEE ELEV. FOR (EXT.) FINISH. ONE LAYER GYP. WALL BOARD INT. SEE T24 FOR INSULATION. SEE DETAIL: & FOR 1-HR WALL ASSEMBLY

WHEN REQUIRED
INTERIOR - 3 1/2" WOOD STUD W/ ONE LAYER GYP. WALL BOARD EACH SIDE.

ADD BLOCKING AS NEEDED IN THESE LOCATIONS PER DETAIL(S):14/A-903 EXTERIOR - DOUBLE 3 1/2" WOOD STUD W/ PLYWOOD SHEATHING (WITH 2" AIR SPACE) AND FINISH ON BOTH SIDES, SEE ELEV. FOR (EXT.) FINISH.

NOTE: SEE MANUFACTURER LISTINGS FOR IMPROVED ACOUSTIC, MOISTURE, MOLD, & MILDEW-RESISTANT PERFORMANCE PRODUCTS.

NOTE: 5/8" GYP ATTACHED DIRECTLY TO STUDS IS ASSUMED U.N.O.

VERIFY PRODUCT SELECTIONS & REQUIREMENTS, THICKNESS, AND LOCATIONS ON PLANS WITH CONTRACTOR BEFORE CONSTRUCTION. ANY INCREASE IN WALL THICKNESS IS NOT PERMITTTED WHERE MIN. CLEARANCES ARE REQUIRED. INSTALL PER MANUFACTURER'S SPECIFICATIONS.

NOTE: SEE GYPSUM.ORG FOR MORE INFORMATION. POTENTIAL PRODUCTS CAN BE FOUND (BUT ARE NOT LIMITED TO) THE FOLLOWING MANUFACTURERS:

CERTAINTEED.COM, PABCOGYPSUM.COM, GOLDBONDBUILDING.COM. /52 A-901 /51 A-901
2 B
12' - 6"
5' - 0"
5' - 11"
OPT. COVERED

FRONT PORCH - MCM

LIVING ROOM CL
01 6
A2-202
1 A2-202
1 B
5' - 0"
12' - 0"
6' - 0"
07 OPT. COVERED SIDE

PORCH - CAL RANCH
CAL
RANCH
2 A2-204
1 B
5' - 0"
12' - 0"
6' - 0"
07 OPT. COVERED SIDE

PORCH -

MID-CENTURY
MODERN
5 A2-204
1 B
5' - 0"
12' - 0"
6' - 0"
07 OPT. SIDE PORCH -

SPANISH COLONIAL
8 A2-204

TYPE A (EXAMPLE)

SOLID CORE WOOD

ENTRY DOOR

EXTERIOR
T
TYPE C

SLIDING GLASS

EXTERIOR
T
TYPE D

HOLLOW CORE
WOOD

INTERIOR
TYPE F

HOLLOW CORE WOOD
VENTED (MIN. 100 IN
2 OPENING)

INTERIOR
TYPE E

HOLLOW CORE WOOD

BI-PASS DOUBLE

INTERIOR
TYPE B

SOLID CORE

WOOD EXTERIOR
(VENT AS REQ.)
TYPE G

HOLLOW CORE WOOD
BIFOLD

INTERIOR
SCALE: 1/4" = 1'-0"A2-101
FLOOR PLAN W/ COVERED FRONT PORCH-CALIFORNIA RANCH1

DOOR LEGEND

DOOR SCHEDULE
NO. TYPE
DOOR

REMARKSWIDTH HEIGHT
01 A 3' - 0" 6' - 8" 1
02 B 2' - 0" 6' - 8" 1, 5
03 D 3' - 0" 6' - 8"
04 D 3' - 0" 6' - 8"
05 D 3' - 0" 6' - 8"
06 E 3' - 0" 6' - 8" 4
NO. TYPE
SIZE

HEAD HEIGHT REMARKSWIDTH HEIGHT
01 A 5' - 0" 4' - 0" 6' - 8"
02 A 5' - 0" 4' - 0" 6' - 8" 1
03 B 2' - 6" 3' - 0" 6' - 8" 2, 4
04 A 3' - 0" 3' - 0" 6' - 8" 2
05 A 5' - 0" 4' - 0" 6' - 8" 3

WINDOW LEGEND

WINDOW LEGEND
SCALE: 1/4" = 1'-0"A2-101
OPTION - NO COVERED FRONT PORCH4
SCALE: 1/4" = 1'-0"A2-101
COVERED FRONT PORCH - SPANISH COLONIAL3
NO. TYPE
DOOR

REMARKSWIDTH HEIGHT
07 F 5' - 0" 6' - 8" 2, 3

OPTIONAL DOORS
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:02 PM
FLOOR PLAN 2

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-101
08/19/26

PUBLIC SET
A03 30" WIDE FREE STANDING ELECTRIC RANGE OVEN. VENT TO EXTERIOR, STAINLESS STEEL.

A05 REFRIGERATOR LOCATION. PROVIDE 36" SPACE WITH ROUGH PLUMBING FOR ICE MAKER (RECESS IN WALL) OR PER OWNER'S SPECIFICATIONS.

A06 24" WIDE FRONT CONTROL UNDERCOUNTER DISHWASHER.

A07 STACKED WASHER/DRYER MACHINE LOCATION. PROVIDE WASTE AND WATER IN RECESSED WALL BOX. PROVIDE DRYER VENT. VENT TO OUTSIDE AIR.

B02 30" SINGLE COMPARTMENT UNDER-MOUNT KITCHEN SINK W/ GARBAGE DISPOSAL. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEET.

B04 LAVATORY SINK. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEETS.

B06 32" x 60" x 72" TUB AND SHOWER COMBINATION. MODEL BY BUILDER.

PROVIDE SHOWER ROD.

B12 WATER CLOSET. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEETS. WATER CLOSET SHALL NOT BE SET CLOSER THAN 15" FROM ITS CENTER TO A SIDE WALL OR OBSTRUCTION PER CPC, SECTION 402.5.

B14 40 GALLON TANK WATER HEATER. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

B17 MULTI-ZONE HEAT PUMP CONDENSER UNIT. REFER TO PLANS FOR LOCATION OF INDOOR FAN COIL UNITS. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION. PROVIDE CONCRETE PAD MIN. 6" LARGER THAN UNIT IN EACH DIRECTION, 3" MIN. ABOVE GRADE. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO. SEE DETAIL 53/A-902.

B18 FAN COIL @ 80" A.F.F. TO BOTTOM OF UNIT, PROVIDE DEDICATED WALL

OUTLET, INSTALL PER MANUFACTERER'S SPECIFICATIONS, REFER TO PLANS FOR LOCATION OF OUTDOOR CONDENSING UNIT. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

C01 SINGLE WOOD SHELF AND POLE.

C04 36" HIGH BASE CABINET AND COUNTERTOP.

C08 24" DEEP UPPER CABINET.

C12 22" DEEP VANITY
C19 MIRROR. THE LENGTH OF THE VANITY OR PEDESTAL X 80" AFS. UNO.

VERIFY WITH THE ELECTRICAL PLAN FOR LOCATION OF OUTLETS WHICH REQUIRE A CUT-OUT., PROVIDE 2X6 BACKING AT BATHROOM WALL

ATTACHEMENTS
M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

X01 OPTIONAL MEDICINE CABINET.

KEYNOTES

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. 14.

REFER TO GENERAL NOTES SHEET G-101 AND G-102 FOR ADDITIONAL REQUIREMENTS.

REFER TO STRUCTURAL PLANS FOR FURTHER INFORMATION.

REFER TO MECHANICAL PLANS FOR FURTHER INFORMATION.

REFER TO ELECTRICAL PLANS FOR FURTHER INFORMATION.

REFER TO PLUMBING PLANS FOR FURTHER INFORMATION.

ALL FURNITURE AND EQUIPMENT IS BY OWNER AND IS SHOWN FOR COORDINATION PURPOSES ONLY.

DIMENSIONS ARE TO FACE OF SHEATHING UNLESS SPECIFICALLY NOTED OTHERWISE.

PROVIDE ADEQUATE BLOCKING IN WALLS FOR CABINETS AND OTHER WALL

MOUNTED ACCESSORIES INCLUDING BUT NOT LIMITED TO HANDRAILS, SHELVING AND BATHROOM FIXTURES.

DOOR AND WINDOW DIMENSIONS ARE CENTERED AT OPENINGS.

WHERE DOOR IS LOCATED WITHOUT DIMENSION AT THE CORNER OF A ROOM IT SHALL BE 4" FROM FACE OF FRAMING OF ADJACENT WALL TO ROUGH DOOR OPENING.

WHERE RECESSED FIXTURES OCCUR IN WALLS OR HORIZONTAL

ASSEMBLIES, THE FIRE RATING OF THOSE ASSEMBLIES SHALL BE MAINTAINED.

AT ALL PENETRATIONS AND INTERSECTIONS OF FIRE-RATED PARTITIONS,

PROVIDE FIRE SEALANT AND/OR FIRE STOPPING TO MAINTAIN CONTINUITY OF PARTITION RATING.

PER 2025 CRC R318.3 FLOORS OR LANDINGS AT EXTERIOR DOORS SHALL BE

AT LEAST AS WIDE AS DOOR SERVED AND SHALL PROVIDE A LENGTH IN THE DIRECTION OF TRAVEL EQUAL TO 36 INCHES MINIMUM. SLOPE OF EXTERIOR LANDINGS SHALL NOT EXCEED 1/4" PER FOOT (2% SLOPE).

PER 2025 CRC 328.1.1 REINFORCEMENT FOR GRAB BARS SHALL BE PROVIDED IN AT LEAST ONE BATHROOM. 1. REINFORCEMENT SHALL BE

SOLID LUMBER OR OTHER CONSTRUCTION MATERIALS APPROVED BY THE ENFORCING AGENCY. 2. REINFORCEMENT SHALL NOT BE LESS THAN 2X8 INCH NOMINAL LUMBER OR OTHER MATERIAL PROVIDING EQ. HT. AND CAPACITY. REINFORCEMENT ABOVE THE FINISHED FLOOR FLUSH WITH THE WALL FRAMING. 3. WATER CLOSET REINFORCEMENT SHALL BE INSTALLED

ON BOTH SIDE WALLS OF THE FIXTURE, OR ONE SIDE WALL AND THE BACK WALL. 4. SHOWER REINFORCEMENT SHALL BE CONTINUOUS WHERE WALL FRAMING IS PROVIDED. 5. BATHTUB AND COMBINATION BATHTUB/SHOWER

REINFORCEMENT SHALL BE CONTINUOUS ON EACH END OF THE BATHTUB AND THE BACK WALL. ADDITIONALLY, BACK WALL REINFORCEMENT FOR A

LOWER GRAB BAR SHALL BE PROVIDED WITH THE BOTTOM EDGE LOCATED NO MORE THAN 6 INCHES ABOVE THE BATHTUB RIM. REFER TO SHEET A-903 FOR MORE INFORMATION.

FLOOR PLAN GENERAL NOTES

1. 2.

3. 4.

5. 6.

REFER TO FLOOR PLANS FOR WINDOW LOCATIONS.

CONTRACTOR TO VERIFY EXACT ROUGH OPENING SIZES PRIOR TO FABRICATION OF ROUGH OPENINGS.

ALL GLAZING IS DOUBLE PANE UNLESS OTHERWISE NOTED.

EGRESS WINDOWS SHALL HAVE A CLEAR OPENING WITH THE BOTTOM OF THE CLEAR OPENING NOT GREATER THAN 44" AFF, MIN. NET CLEAR OPENING FOR EMERGENCY ESCAPE SHALL BE 5.7 S.F. EXCEPT: 5 S.F. MIN. AT GROUND FLOOR. MINIMUM NET CLEAR OPENING DIMENSIONS: HEIGHT: 24", WIDTH: 20". (2025 CRC SEC. R319.2) EMERGENCY ESCAPE AND RESCUE OPENINGS SHALL OPEN DIRECTLY INTO A PUBLIC WAY PER 2025 CRC, SECTION 319.1.

GLAZING IN WALLS ADJACENT TO BATHTUB / SHOWER WHERE THE BOTTOM EXPOSED EDGE OF THE GLAZING IS LESS THAN 60" MEASURED VERTICALLY ABOVE ANY STANDING OR WALKING SURFACE SHALL BE SAFETY GLAZING. (2025 CRC SEC. R324.4.5)

REFER TO WINDOW SCHEDULE AND WINDOW LEGEND FOR MORE
INFORMATION.

WINDOW GENERAL NOTES

7. IF STRUCTURE IS IN A WUI ZONE OR FHSZ, WINDOW MUST COMPLY WITH

BE CONSTRUCTED OF MULTI-PANE GLAZING WITH A MINIMUM OF ONE TEMPERED PANE (2025 CWUIC SEC. 504.8)

8. REFER TO ENERGY COMPLIANCE REPORTS TO VERIFY U-FACTOR, SHGC AND ADDITIONAL WINDOW REQUIREMENTS. ALL OPENINGS TO BE
U-FACTOR = (.27) , SHGC = (.23). BUG SCREEN REQUIRED (PER TITLE 24).

1. 2.

3. 4.

REQUIRED EGRESS WINDOW. REFER TO WINDOW GENERAL NOTE #4 FOR ADDITIONAL INFORMATION.

WINDOW INCLUDES BOTH PANES TEMPERED GLAZING.

OPTIONAL WINDOW. SEE TITLE SHEET FOR SELECTIONS FOR MORE INFO. AT

LEAST ONE EGRESS OPENING REQUIRED AT ALL BEDROOMS, SEE GENERAL WINDOW NOTE #5 FOR EGRESS REQUIREMENTS.

REQUIRED TO PROVIDE OBSCURE / PRIVACY GLASS.

WINDOW REMARKS

1. 2.

3. 4.

5. A.

B.

6. REFER TO PLANS FOR LOCATION OF DOORS.

VERIFY ROUGH OPENING SIZE WITH DOOR MANUFACTURER SPECIFICATIONS PRIOR TO CONSTRUCTION.

CONTRACTOR TO VERIFY ACTUAL DOOR SIZE TO FIT FINISH OPENING PRIOR TO FABRICATION OF DOOR AND FINISH OPENING.

FIRE RATED DOORS SHALL BE SOLID WOOD OR SOLID HONEYCOMB CORE STEEL DOOR 1-3/8" THICK OR COMPLIANT WITH 2025 CRC SECTION R302.5.1.

DOORS SHALL BE SELF-CLOSING AND SELF-LATCHING WITH WEATHER STRIPPING TO BE TIGHT FITTING.

EXTERIOR DOORS SHALL EITHER HAVE A FIRE-RESISTANCE RATING OR MUST COMPLY WITH THE FOLLOWING REQUIREMENTS:

STILES AND RAILS SHALL NOT BE LESS THAN 1-3/8" THICK.

PANELS SHALL NOT BE LESS THAN 1-1/4" THICK, EXCEPT FOR THE

EXTERIOR PERIMETER OF THE PANEL SHALL BE PERMITTED TO TAPER TO A TONGUE OF NOT LESS THAN 3/8" THICK.

GLAZING IN DOORS SHALL BE TEMPERED PER 2025 CRC SECTION R324.4.1.

PANES INDICATED IN DOOR LEGEND WITH (T).

8. ALL EMERGENCY ESCAPE AND RESCUE OPENINGS SHALL BE MAINTAINED

FREE OF ANY OBSTRUCTIONS OTHER THAN THOSE ALLOWED BY THIS

SECTION AND SHALL BE OPERATIONAL FROM THE INSIDE OF THE ROOM WITHOUT THE USE OF KEYS, TOOLS, OR SPECIAL KNOWLEDGE. 2025 CRC R319.1.1.

DOOR GENERAL NOTES

1. 2.

3. 4.

5. EXTERIOR DOOR.

GLAZING PER DOOR TYPES. REFER TO GENERAL DOOR NOTE #6
OPTIONAL DOOR. SEE TITLE SHEET FOR SELECTIONS FOR MORE INFO.

REQUIRED OPENING OF NOT LESS THAN 100 IN
2 FOR MAKEUP AIR SHALL BE
PROVIDED IN THE DOOR OR BY APPROVED MEANS. [CMC SEC. R504.4.1]

VENT DOOR AS REQUIRED PER WATER HEATER MANUFACTURER

REQUIREMENTS / SPECIFICATIONS

DOOR REMARKS
SCALE: 1/4" = 1'-0"A2-101

COVERED FRONT PORCH -
MID-CENTURY MODERN2
SCALE: 1/4" = 1'-0"A2-101
OPT. SIDE PORCH -
CALIFORNIA RANCH5
SCALE: 1/4" = 1'-0"A2-101
OPT. SIDE PORCH -
MID-CENTURY MODERN6
SCALE: 1/4" = 1'-0"A2-101
OPT. SIDE PORCH -
SPANISH COLONIAL7

FOR USE IN CITY OF ANTIOCH ONLY
B19
IAQ
AFI
240V
GFI
GFI
WP
GFI
J
SD
SD/MA
VS
J
P
VP
EXT
+84
CW
HB
HB
SOV
HW
F
H
MW
GFI
DW
GFI
FC
D
A
MW
GFI
240V
GFI
240V
GFI
WP
F
3D
F D
F VS
AFI
DW
GFI
AFI
WP
GFI
AFI
240V
GFI
AFI
GFI
+42"
FC
GFI
+42"
GFI
+42"
GFI
+42"
GFI
+42"
GFI
AFI
AFI
GFI
+42"

AFI AFI
AFI
AFI 3D D
240V
GFI
FC
AFI
AFI
AFI
EXT
+84
IAQ
SD/MA
J
SD
AFI
AFI
AFI
VSF
GFI

CWHWCWHW
HB
SOV
IM
HB
SOV
CWHW
CWHW
CW
CW
IAQ

DUPLEX OUTLET

ARC-FAULT CIRCUIT

INTERRUPTER

DUPLEX OUTLET
240 VOLTS

DUPLEX OUTLET

GROUND FAULT

INTERRUPTER

DUPLEX OUTLET

WATERPROOF

GROUND FAULT

INTERRUPTER

DUPLEX OUTLET

AFCI-HALF HOT

ELECTRICAL

JUNCTION BOX
SMOKE

DETECTOR/ALARM

COMBINATION

SMOKE/CARBON

MONOXIDE
FAN COIL UNIT +80"

TO BOTTOM OF UNIT

PROVIDE DEDICATED
OUTLET

ELECTRICAL
SWITCH

ELECTRICAL

SWITCH-THREE

WAY-DIMMER

ELECTRICAL

SWITCH-

VACANCY
SENSOR

ELECTRICAL

SWITCH-DIMMER

COLD WATER

STUB OUT

HOT WATER STUB
OUT

WATER HOSE BIBB

WATER HOSE BIBB

WITH SHUT OF
VALVE

CEILING FAN OPTIONAL
(PRE WIRE FOR CEILING

FAN ONLY)

INDOOR AIR

QUALITY FAN

PENDANT LIGHT

HIGH-EFFICACY

RECESSED

HIGH- EFFICACY

DOWNLIGHT

RECESSED HIGH- EFFICACY

DOWNLIGHT-VAPOR PROOF

WALL MOUNTED

HIGH-EFFICACY
LIGHT

EXTERIOR WALL

MOUNTED HIGH-

EFFICACY LIGHT W/

PHOTO SENSOR

DUPLEX OUTLET

MICROWAVE

GROUND FAULT

INTERRUPTER

DUPLEX OUTLET

DISH WASHER

GROUND FAULT

INTERRUPTER

ELECTRICAL

SWITCH-FAN

ASTRONOMICAL

TIME OR MOTION

SENSOR SWITCH
(AT LEAST 1 REQ.)

ELECTRICAL
WIRING

EXHAUST FAN

DUPLEX OUTLET

RANGE HOOD
NOTE: IONIZATION
SMOKE DETECTOR 10'

MINIMUM FROM STOVE,
ALL OTHERS 20'MIN

CLEARANCE
3D
NOTE: IONIZATION SMOKE DETECTOR 10' MINIMUM FROM STOVE, ALL OTHERS 20'MIN CLEARANCE
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)

NO ATTIC ACCESS FOR MID-

CENTURY MODERN STYLE
B17
B18
A06
B16
A05
A03
A07
B14
B02
SEE DETAIL:
/54 A-901
B18
A07
B06
B04
B02
B14
A05A06
F02
LEGEND
A03 30" WIDE FREE STANDING ELECTRIC RANGE OVEN. VENT TO EXTERIOR, STAINLESS STEEL.

A05 REFRIGERATOR LOCATION. PROVIDE 36" SPACE WITH ROUGH PLUMBING FOR ICE MAKER (RECESS IN WALL) OR PER OWNER'S SPECIFICATIONS.

A06 24" WIDE FRONT CONTROL UNDERCOUNTER DISHWASHER.

A07 STACKED WASHER/DRYER MACHINE LOCATION. PROVIDE WASTE AND WATER IN RECESSED WALL BOX. PROVIDE DRYER VENT. VENT TO OUTSIDE AIR.

B02 30" SINGLE COMPARTMENT UNDER-MOUNT KITCHEN SINK W/ GARBAGE DISPOSAL. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEET.

B04 LAVATORY SINK. REFER TO WATER EFFICIENCY REQUIREMENTS ON CALGREEN CODE NOTES SHEETS.

B06 32" x 60" x 72" TUB AND SHOWER COMBINATION. MODEL BY BUILDER.

PROVIDE SHOWER ROD.

B14 40 GALLON TANK WATER HEATER. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

B17 MULTI-ZONE HEAT PUMP CONDENSER UNIT. REFER TO PLANS FOR LOCATION OF INDOOR FAN COIL UNITS. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION. PROVIDE CONCRETE PAD MIN. 6" LARGER THAN UNIT IN EACH DIRECTION, 3" MIN. ABOVE GRADE. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO. SEE DETAIL 53/A-902.

B18 FAN COIL @ 80" A.F.F. TO BOTTOM OF UNIT, PROVIDE DEDICATED WALL

OUTLET, INSTALL PER MANUFACTERER'S SPECIFICATIONS, REFER TO PLANS FOR LOCATION OF OUTDOOR CONDENSING UNIT. REFER TO TITLE 24 FOR ADDITIONAL INFORMATION.

F02 22" X 30" MINIMUM ATTIC ACCESS. PROVIDED SWITCH AND OUTLET AT ATTIC.

THERE IS NO HVAC EQUIPMENT (SUCH AS FURNACE, HEAT PUMP, OR FAU) IN THE ATTIC. PERMANENTLY ATTACH R-38 OR GREATER INSULATION TO ATTIC ACCESS DOOR USING ADHESIVE OR MECHANICAL FASTENERS CEnC 150.0 (a)1. PROVIDE GASKETED ATTIC ACCESS TO PREVENT AIR LEAKAGE CEnC 150.0 (a)1."

KEYNOTES

WHOLE DWELLING UNIT MECHANICAL VENTILATION
PER SECTION 150.0(O)(C)(i) [ASHRAE 62.2:4.1.2]
1-BED - MINIMUM CUBIC FEET PER MINUTE (CFM) (Equation 150.0-B) Qtot = 0.03Afloor + 7.5(Nbr + 1) .03(600 SF) + 7.5 (2) = 33 CFM < 50 CFM SCALE: 1/4" = 1'-0"A2-111
ELECTRICAL PLAN - PLAN 21
SCALE: 1/4" = 1'-0"A2-111
MECHANICAL PLAN - PLAN 22

VENTILATION SUMMARIES
1) LOCAL EXHAUST VENTILATION

BATHROOM
BATHROOM FAN FLOW (cfm) .............................

DUCT TYPE ...........................................................

DUCT SIZE (in) ......................................................

THIS EXHAUST FAN IS REQUIRED TO BE RATED FOR SOUND AT A MAX. OF 3 SONES.

MAX. ALLOWABLE DUCT LENGTH (ft) ...............

KITCHEN
KITCHEN FAN FLOW (cfm) ..................................

DUCT TYPE ...........................................................

DUCT SIZE (in) ......................................................

MAX. ALLOWABLE DUCT LENGTH (ft) ................
2) WHOLE BUILDING VENTILATION
THIS EXHAUST FAN IS REQUIRED TO BE RATED FOR SOUND AT A MAX. OF 1 SONE.

THIS EXHAUST FAN IS REQUIRED TO OPERATE CONTINUOUSLY TO ENSURE CONTINUOUSLY TO ENSURE INDOOR AIR QUALITY.

PER ASHRAE STANDARD 62.2, CEC EQUATION 150.0-B
THIS EXHAUST FAN IS REQUIRED TO BE RATED FOR SOUND AT A MAX. OF 3 SONES.

BUILDING FAN FLOW (cfm) .............................

DUCT TYPE ...........................................................

DUCT SIZE (in) ......................................................

MAX. ALLOWABLE DUCT LENGTH (ft) ...............

OPTION A OPTION B

OPTION A OPTION B

OPTION A OPTION B
50 CFM
4"
70'
160 CFM
7"
35'
50 CFM
4"
70'

FLEX DUCT

FLEX DUCT

FLEX DUCT
50 CFM
4"
105'
50 CFM

SMOOTH DUCT

SMOOTH DUCT
9"
85'
50 CFM

SMOOTH DUCT
4"
105'
REFER TO T-24 FOR IAQ VENTILATION
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:03 PM

MECHANICAL, & ELECTRICAL
PLANS

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-111
08/19/26

PUBLIC SET

ELECTRICAL NOTES

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. 14.

15. 16.

17. 18.

19. 20.

21. CONFORM WITH CURRENT CEC, NFPA, MFR'S, AND LOCAL REQUIREMENTS.

ELECTRICAL SYSTEM GROUND TO BE PROVIDED PER NEC ARTICLE 250-81.

ALL MATERIALS TO BE U.L. LABELED.

METER: "SQUARE D", 120 VOLT/ 240 VOLT, 1 AND 3 WIRE GROUND OR EQUAL.

ELECTRICAL SUB PANEL: FLUSH MOUNT, 30" CLEARANCE. SEE TITLE SHEET FOR PANEL OPTIONS.

CONDUCTORS: TW, THW, COPPER, MINIMUM 14 AT LIGHTING, 12 AT OTHER CIRCUITS.

ALL LUMINARIES SHALL COMPLY WITH 2025 CEC SECTION 150.0 (K) AND TABLE 150.0-A AS REFERENCED IN ENERGY NOTES, LUMINAIRE
REQUIREMENTS SHEET G-101.

ALL ELECTRICAL OUTLETS INSTALLED IN BATHROOMS, GARAGES,

BASEMENTS, CRAWL SPACES, OUTDOORS, KITCHEN COUNTERS, AND AT

WET BAR SINKS SHALL HAVE GROUND-FAULT CIRCUIT-INTERRUPTER PROTECTION IN COMPLIANCE WITH NEC Art. 210-8, CONSISTING OF 125 VOLT,
SINGLE-PHASE, 15- AND 20- AMPERE RECEPTACLES.

ALL BATHROOM RECEPTACLE OUTLETS SHALL BE SUPPLIED BY A MINIMUM OF ONE 120-VOLT, 20-AMPERE BRANCH CIRCUIT. SUCH CIRCUITS SHALL HAVE NO OTHER OUTLETS. THIS DEDICATED CIRCUIT MAY SERVE MORE THAN ONE BATHROOM. (2025 CEC 210.11(C))
THERMOSTAT SHALL BE A PROGRAMMABLE TYPE, HONEYWELL TH8320 OR EQUAL.

CEILING-SUSPENDED (PADDLE) FANS SHALL BE SUPPORTED

INDEPENDENTLY OF AN OUTLET BOX OR BY LISTED OUTLET BOX OR OUTLET

BOX SYSTEMS IDENTIFIED FOR THE USE AND INSTALLED IN ACCORDANCE WITH 2025 CEC 314.27(C) (2025 CEC 422.18).

ALL LUMINARIES, LAMPHOLDERS, AND RETROFIT KITS SHALL BE LISTED (2025 CEC 410.6).

ALL 120-VOLT, SINGLE PHASE 15- AND 20- AMPERE BRANCH CIRCUITS

SUPPLYING OUTLETS INSTALLED IN DWELLING UNIT KITCHENS, FAMILY

ROOMS, LIVING ROOMS, DINING ROOMS, PARLORS, LIBRARIES, DENS,

BEDROOMS, SUNROOMS, RECREATION ROOMS, CLOSETS, HALLWAYS OR

SIMILAR ROOMS OR AREAS SHALL BE PROTECTED BY A LISTED ARC-FAULT

CIRCUIT INTERRUPTER, COMBINATION-TYPE, INSTALLED TO PROVIDE PROTECTION OF THE BRANCH CIRCUIT. (2025 CEC 210-12(A)).

ALL NON-LOCKING TYPE 125-VOLT, 15 AND 20 AMPERE RECEPTACLES IN A DWELLING UNIT SHALL BE LISTED TAMPER-RESISTANT RECEPTACLES.

EXCEPTIONS: (1) RECEPTACLES MORE THAN 5’6” ABOVE THE FLOOR, (2) RECEPTACLES PART OF A LUMINAIRE OR APPLIANCE, (3) A SINGLE

RECEPTACLE OR A DUPLEX RECEPTACLE FOR TWO APPLIANCES THAT ARE

NOT EASILY MOVED AND LOCATED WITHIN DEDICATED SPACE AND ARE CHORD-AND-PLUG CONNECTED AS PER CEC 400.10, AND (4) NON-

GROUNDING RECEPTACLES USED FOR REPLACEMENTS AS PERMITTED IN 2025 CEC 406.4(D)(2)(A).

HIGH EFFICACY LUMINAIRES OTHER THAN OUTDOOR HID LIGHTING CONTAIN ONLY HIGH EFFICACY LAMPS AS OUTLINED IN TABLE 150-C OF THE

RESIDENTIAL ENERGY CODE AND NOT CONTAIN A MEDIUM SCREW BASE SOCKET.

BALLAST FOR LAMPS 13 WATTS OR GREATER SHALL BE ELECTRONIC AND HAVE AN OUTPUT FREQUENCY NO LESS THAT 20 kHz.

SMOKE DETECTORS SHALL RECEIVE THEIR PRIMARY POWER FROM THE BUILDING WIRING AND PROVIDED WITH A BATTERY BACK-UP. ALL SMOKE DETECTORS SHALL BE INTERCONNECTED. ALL SMOKE DETECTORS SHALL MAINTAIN A MINIMUM 3 FOOT CLEARANCE TO HVAC SUPPLY OR RETURN AIR REGISTERS.

CARBON MONOXIDE ALARMS SHALL RECEIVE THEIR PRIMARY POWER FROM THE BUILDING WIRING AND PROVIDED WITH A BATTERY BACK-UP. ALL CARBON MONOXIDE ALARMS SHALL BE INTERCONNECTED.

EXHAUST FANS WILL BE CONTROLLED BY A HUMIDISTAT PER THE GREEN BUILDING STANDARDS CODE SECTION 4.506. EXHAUST FANS MUST BE SWITCHED SEPARATELY FROM LIGHTS (2025 CEnC 150.0(k)2G).

IN ADDITION TO THE NUMBER OF BRANCH CIRCUITS REQUIRED BY OTHER PARTS OF THE CODE, TWO OR MORE 20-AMPERE SMALL-APPLIANCE

BRANCH CIRCUITS SHALL BE PROVIDED FOR ALL RECEPTACLE OUTLETS IN

THE KITCHEN, PANTRY, BREAKFAST ROOM, DINING ROOM, OR SIMILAR AREA PER 2025 CEC, ARTICLE 210.11 (C)(1). THE CIRCUITS SHALL HAVE NO OTHER OUTLETS PER 2025 CEC, ARTICLE 210.52(B).

IN ADDITION TO THE NUMBER OF BRANCH CIRCUITS REQUIRED BY OTHER PARTS OF THE CODE, AT LEAST ONE ADDITIONAL 20-AMPERE BRANCH

CIRCUIT SHALL BE PROVIDED TO SUPPLY THE LAUNDRY RECEPTACLE OUTLET(S) REQUIRED BY 2025 CEC, ARTICLE 210.52 (F). THIS CIRCUIT SHALL HAVE NO OTHER OUTLETS PER 2025 CEC, ARTICLE 201.11(C)(2).

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

REFER TO ELECTRICAL NOTES ON SHEET G-101.

REFER TO MECHANICAL NOTES ON SHEET G-101.

REFER TO PLUMBING NOTES ON SHEET G-101.

REFER TO TITLE 24 COMPLIANCE NOTES ON SHEET G-102.

EXTERNALLY MOUNTED HEATING/COOLING UNITS SHALL BE SCREENED IF THEY ARE VISIBLE FROM A PUBLIC STREET.

ENVIRONMENTAL AIR DUCT EXHAUST SHALL TERMINATE NOT LESS THAN 3 FT FROM WALL OPENINGS. CMC 502.2.1.

APPLIANCES NOT LISTED FOR OUTDOOR INSTALLATION BUT INSTALLED

OUTDOORS SHALL BE PROVIDED WITH PROTECTION TO THE DEGREE THAT THE ENVIRONMENT REQUIRES. APPLIANCES LISTED FOR OUTDOOR

INSTALLATION SHALL BE PERMITTED TO BE INSTALLED WITHOUT

PROTECTION IN ACCORDANCE WITH THE PROVISIONS OF ITS LISTING AND THE MANUFACTURER'S INSTALLATION INSTRUCTIONS PER CPC 507.24 PROTECTION OF OUTDOOR APPLIANCES.

APPLIANCES INSTALLED IN GARAGES, WAREHOUSES, OR OTHER AREAS SUBJECT TO MECHANICAL DAMAGE SHALL BE AT LEAST 18" ABOVE THE

FLOOR AND GUARDED AGAINST SUCH DAMAGE BY BEING INSTALLED BEHIND

PROTECTIVE BARRIERS OR BY BEING ELEVATED OR LOCATED OUT OF THE NORMAL PATH OF VEHICLES PER CMC 305.1.1 PHYSICAL DAMAGE.

INSTALLED AIR CONDITIONER AND HEAT PUMP SYSTEMS SHALL HAVE A CLEARANCE OF AT LEAST FIVE (5) FEET FROM THE OUTLET OF ANY DRYER VENT. CEnC2025 150.0 (H) 3.

INSTALLED AIR CONDITIONER AND HEAT PUMP SYSTEMS SHALL BE EQUIPPED

WITH LIQUID LINE DRIERS IF REQUIRED, AS SPECIFIC BY MANUFACTURER'S INSTRUCTIONS. CEnC2025 150.0 (H) 3.

11. ASSEMBLIES AT EXTERIOR WINDOW AND DOOR HEADERS IN 2X6 EXTERIOR WALLS SHALL BE R-5 MINIMUM PER 2025 SINGLE-FAMILY RESIDENTIAL

MANDATORY REQUIREMENTS

GENERAL MEP NOTES

PLUMBING NOTES
•
•

1. WATER HEATER
REFER TO T-24 ENERGY REPORT FOR REQUIRED PRODUCT. SEE SHEET A-930 FOR PRODUCT REFERENCE SHEETS.

WATER HEATER SHALL FOLLOW FIRST HOUR RATINGS REQUIRED IN TABLE PER 2025 CPC TABLE 501.1(2).

A. ALL DOMESTIC HOT WATER PIPING SHALL BE INSULATED. (2025 CPC 609.12.1)
PIPES UP TO 2 INCHES IN DIAMETER: INSULATION WALL THICKNESS NOT LESS THAN DIAMETER OF PIPE. (2025 CPC 609.12.2)
PIPES GREATER THAN 2 INCHES IN DIAMETER: INSULATION WALL THICKNESS NOT LESS THAN 2 INCHES. (2025 CPC 609.12.2)
EXCEPTIONS:

1. PIPING THAT PENETRATES FRAMING MEMBERS SHALL NOT BE

REQUIRED TO HAVE PIPE INSULATION FOR THE DISTANCE OF THE FRAMING PENETRATION. (2025 CPC 609.12.2)

2. HOT WATER PIPING BETWEEN THE FIXTURE CONTROL VALVE OR

SUPPLY STOP AND THE FIXTURE OR APPLIANCE SHALL NOT BE
REQUIRED TO BE INSULATED. (2025 CPC 609.12.2)
B. PROVIDE A TEMPERATURE AND PRESSURE RELIEF VALVE WITH A FULL

SIZE DRAIN OF GALVANIZED STEEL OR HARD DRAWN COPPER TO THE OUTSIDE OF THE BUILDING WITH THE END OF THE PIPE PROTRUDING 6" MINIMUM @ 2' MAX. ABOVE GRADE POINTING DOWNWARD TO THE TERMINATION - UNTHREADED.

C. COMBUSTION AIR PER MANUFACTURE REQUIREMENTS.

D. CLEARANCES PER MANUFACTURE REQUIREMENTS.

NOTE: KITCHEN RANGE HOOD (CEC 2025) PER TABLE 150.0-G ARIFLOW RATES (CFM) AND ASTM E3087 <750 SF = 65% CE OR 160 CFM, 750 SF-1000 SF = 55% CE OR 130 CFM EFFECTIVE ANNUAL AVERAGE INFILTRATION RATE PER SECTION 150.0(O)(C)(ii) a. 1. (Equation 150.0-C) Q50 = Vdu (x) 2 ACH50 / 60minutes a. 2. (Equation 150.0-D) Q50 = Vdu (x) Verified ACH50 / 60minutes b. (Equation 150.0-E) Qtot = 0.052 (x) Q50 x wsf x [H/Hr]^z [ASHRAE 62.2:4.1.2.1] REQUIRED MECHANICAL VENTILATION RATE PER 150.0(O)(C)(iii) [ASHRAE 62.2:4.1.2] (Equation 150.0-F) Qfan = Qtot (-) ϕ (Qinf (x) Aext)

FOR USE IN CITY OF ANTIOCH ONLY
B20
A
A
1 1
2 2
B
B
5" / 1'-0"5" / 1'-0"
5" / 1'-0" 5" / 1'-0"
248 SF
1' - 6"
186 SF
19 SF 16 SF
M02M01L01K09H12H13
31 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 32 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ RIDGE
RIDGE
VALLEY
VALLEY
TYP.
1' - 0" EAVE
TYP.
1' - 0" EAVE
TYP.
1' - 0" RAKE
A
A
1 1
2 2
B
B
8' - 1"
BATHW.I.C. & LNDY

KITCHEN / DINING
BED
CL
WH
OPT. COVERED

FRONT PORCH -

CAL RANCH

LIVING ROOM
8' - 1"
F02
2 B
5" / 1'-0"
5" / 1'-0" 5" / 1'-0"
186 SF
2 SF 2 SF
RIDGE
HIP
HIP
2 B

LIVING ROOM
CL
8' - 1"

CEILING HEIGHT (SEE PLAN FOR ACTUAL HEIGHTS)
XX'-X"

ROOF PLAN & RCP LEGEND
X" / 12" ROOF SLOPE (REFER TO PLANS FOR ACTUAL SLOPE)

ROOF VENT, SEE ROOF VENTING CALCULATIONS

OUTLINE OF WALL BELOW
GUTTER, CONNECT TO DOWNSPOUT; SEE DETAIL:

APPROXIMATE LOCATION OF DOWNSPOUT/LEADER TO ROOF
OR SPLASHBLOCK BELOW; SEE DETAILS:

AVAILABLE SOLAR ZONE LOCATIONS; PV SYSTEM UNDER
SEPERATE PERMIT. SEE TITLE SHEET AND TITLE 24 REPORT
FOR MORE INFORMATION. SEE "SETBACK AT RIDGE TABLE"
XX SF
AREA OF ATTIC WITH 30" HEIGHT OR GREATER. 22" X 30" CLEAR OPENING ACCESS REQUIRED IF TOTAL AREA GREATER THAN 30
SQ. FT. PER CRC R807.1
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)
DOWNSPOUT. SEE DETAIL:DS /23 A-901

MATERIALS LEGEND
INTERIOR CEILING FINISH, TYP. 5/8" GYP.

INSTALL PER MFR RECOMMENDATIONS
NOTE: VISIT GYPSUM.ORG FOR MORE INFORMATION.

1. 2.

3. NOTES:

SOFFIT MATERIALS TO MEET REQ. OF CBC.

INSTALL ALL MATERIALS, FASTENERS, & COMPONENTS PER MANUFACTURER'S

SPECIFICATIONS & RECOMMENDATIONS

INSTALL ADDITIONAL BLOCKING AS NEEDED TO MEET ATTACHMENT REQUIREMENTS PER CBC 701A

A PROJECT SITE WITHIN THE WILDLAND-URBAN INTERFACE FIRE AREA SHALL COMPLY WITH THE CBC 701A. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE

SELECTED PRODUCT LISTINGS ON THE PRE-APPROVED ADU PROGRAM - OPTION

SELECTION HANDOUT (PAADU)
ROOFING; SEE PRE-APPROVED ADU PROGRAM - OPTION SELECTION HANDOUT (PAADU) FOR SELECTION & MORE INFORMATION. REFER TO TITLE SHEET TO VERIFY WUI REQUIREMENTS ARE APPLICABLE.

A) TONGUE & GROOVE (SOLID SAWN LUMBER)

B) FIBER CEMENT
C) EXT. GRADE FIRE RETARDANT TREATED SHEATHING
(LABEL SELECTION ON REFLECTED CEILING PLAN)
EXTERIOR SOFFITS, RAKES, & EAVES. SEE PRE-APPROVED ADU

PROGRAM - OPTION SELECTION HANDOUT (PAADU)
ASPHALT SHINGLE ROOF; ROOF REFLECTANCE (0.1) MIN. ROOF
EMITTANCE (0.85) MIN. SEE PRE-APPROVED ADU PROGRAM - OPTION

SELECTION HANDOUT (PAADU)
X: SETBACK AT RIDGE TABLE

PV ARRAYS PERCENT OF THE PLAN

VIEW TOTAL ROOF AREA
(X)

HORIZONTAL RIDGE SETBACK
≤33%
>33%
>66% + 12D SPRINKLER
≤66% + 13D SPRINKLER
18" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
18" BOTH SIDES OF RIDGE

ROOF VENTING CALCULATIONS

1. 2.

3. WUI REQUIRED? (SEE G-001)

A) NO, MAY USE OPTION A OR C

B) YES, MUST USE FIRE & ICE OPTION B OR OTHER WUI COMPLIANT VENTS UPPER & LOWER VENTS FOR COMPOSITE SHINGLE ROOFING:

A) O'HAGIN TAPERED LOW PROFILE COMPOSITION SHINGLE.

72.0 SQ.IN OF AIR MOVEMENT PER VENT = 72. SQ.IN. / 144 = 0.5 SF (SEE 22/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.5 SF) B) O'HAGIN FIRE & ICE TAPERED LOW PROFILE COMPOSITION SHINGLE.

64.8 SQ.IN OF AIR MOVEMENT PER VENT = 65.8 SQ.IN. / 144 = 0.45 SF (SEE 22/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.45 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.45 SF)

C) ALTERNATIVE PRODUCT, MUST BE EQUAL TO PRODUCT ABOVE, AND PROVIDE GREATER THAN OR EQUAL AIR MOVEMENT.

ROOF VENTING SHALL COMPLY WITH CRC R806 & CBC 701A.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE CEILINGS

ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS SHALL HAVE

CROSS VENTILATION FOR EACH SEPARATE SPACE BY VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH MINIMUM AND 1/4 INCH MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED VENTILATION OPENINGS SHALL

OPEN DIRECTLY TO THE OUTSIDE AIR AND SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES.

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2. *OWNER/APPLICANT REQ. TO SELECT ONE THE FOLLOWING
1 B
5" / 1'-0"5" / 1'-0"
5" / 1'-0"
269 SF
7 SF
1 B

KITCHEN / DINING
8' - 1"
F02 22" X 30" MINIMUM ATTIC ACCESS. PROVIDED SWITCH AND OUTLET AT ATTIC. THERE IS NO HVAC EQUIPMENT (SUCH AS FURNACE, HEAT PUMP, OR FAU) IN THE ATTIC. PERMANENTLY ATTACH R-38 OR

GREATER INSULATION TO ATTIC ACCESS DOOR USING ADHESIVE OR MECHANICAL FASTENERS CEnC 150.0 (a)1. PROVIDE GASKETED ATTIC ACCESS TO PREVENT AIR LEAKAGE CEnC 150.0 (a)1."
H12 ATTIC VENT (HIGH). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

H13 ATTIC VENT (LOW). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE
INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT

ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC
R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

SCALE: 1/4" = 1'-0"A2-121
ROOF PLAN - CALIFORNIA RANCH1
SCALE: 1/4" = 1'-0"A2-121
REFLECTED CEILING PLAN - CALIFORNIA RANCH2

KEYNOTES
SCALE: 1/4" = 1'-0"A2-121

ROOF PLAN - NO COVERED
FRONT PORCH OPTION4
SCALE: 1/4" = 1'-0"A2-121

REFLECTED CEILING PLAN -
NO COVERED PORCH OPTION6

ATTIC AREA

REQUIRED ATTIC

VENTING (NFA)

UPPER VENTING

REQUIRED (NFA)

LOWER VENTING

REQUIRED (NFA)
ATTIC 1 546 SF 1.82 SF 0.91 SF 0.91 SF

VENT TYPE COUNT
VENT
LENGTH

NET FREE

AREA PER
VENT

PROVIDED

NET FREE
AREA
PLAN 2 ATTIC 1
LOWER
O'HAGIN SHINGLE ROOF VENT (LOWER) 2 2' - 8" 0.50 SF 1.00 SF UPPER
O'HAGIN SHINGLE ROOF VENT (UPPER) 2 2' - 8" 0.50 SF 1.00 SF

2.00 SF
VENTING NEEDED (BASED ON OPTION A):

VENTING PROVIDED (BASED ON OPTION A):

DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:05 PM

ROOF PLAN & REFLECTED

CEILING PLAN - CAL RANCH

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-121
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR ROOF FRAMING INFORMATION
INCLUDING MEMBER SIZES AND CONNECTION HARDWARE.

PROVIDE A MINIMUM OF 1 INCH OF AIRSPACE BETWEEN THE INSULATION AND ROOF SHEATHING.

WHERE THE ROOF PROFILE ALLOWS A SPACE BETWEEN THE ROOF

COVERING AND DECKING, THE SPACES SHALL BE CONSTRUCTED TO

PREVENT THE INTRUSION OF FLAMES AND EMBERS, BE FIRESTOPPED WITH APPROVED MATERIALS OR HAVE ONE LAYER OF MINIMUM 72 POUND

MINERAL-SURFACED NONPERFORATED CAP SHEET OVER THE
COMBUSTIBLE DECKING.

ALL ROOFING MATERIALS TO BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS.

OVERHANG DIMENSIONS ARE FROM FACE OF SHEATHING TO ROOF EDGE.

ROOF COVERINGS SHALL BE APPLIED IN ACCORDANCE WITH (CRC R905), AND MANUFACTURER'S INSTALLATION INSTRUCTIONS. ROOF COVERINGS

SHALL BE INSTALLED TO RESIST THE COMPONENT AND CLADDING LOADS SPECIFIED IN R301.2.1(1), AND ADJUSTED FOR HEIGHT AND EXPOSURE IN ACCORDANCE WITH TABLE R301.2.1(2).

ROOF UNDERLAYMENTS SHALL BE IN ACCORDANCE WITH SECTION R905.1.1, TABLE R905.1.1(2), AND TABLE R905.1.1(1).

ROOF VENTS SHALL BE APPLIED PER MANUFACTURER'S SPECIFICATIONS.

FURNISHED DIMENSIONS FOR VENTS ARE GUIDES ONLY. INSTALL PER

MANUFACTURERS SPECIFICATIONS AND ADJUST TO ACCOMMODATE TRUSS LOCATIONS, PLUMBING VENTS, AND SOLAR COLLECTORS.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE

CEILINGS ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS

SHALL HAVE CROSS VENTILATION FOR EACH SEPARATE SPACE BY

VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. VENTILATION OPENINGS HAVING A LEAST DIMENSION LARGER THAN 1/4 INCH (6.4 MM)

SHALL BE PROVIDED WITH CORROSION-RESISTANT WIRE CLOTH

SCREENING, HARDWARE CLOTH, PERFORATED VINYL OR SIMILAR MATERIAL WITH OPENINGS HAVING A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED

VENTILATION OPENINGS SHALL OPEN DIRECTLY TO THE OUTSIDE AIR AND

SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES (CRC R806).

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2.

IN THE INSTANCE OF UPPER VENTS, VENTS SHALL BE LOCATED NO MORE THAN 3 FT BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. CRC R806.2.

ROOF PLAN GENERAL NOTES

1. 2.

3. 4.

5. HEIGHT OF CEILINGS SHALL BE MEASURED FROM TOP OF SLAB OR SUBFLOOR TO FINISH FACE OF GWB, U.N.O.

REFER TO DETAILS FOR FLOOR/CEILING ASSEMBLIES.

REFER TO ELECTRICAL PLANS FOR LIGHT FIXTURE AND EXHAUST LOCATIONS.

DIMENSIONS ARE TO THE FACE OF SHEATHING UNLESS OTHERWISE NOTED.

SOFFITS ARE TO BE HELD TIGHT TO UNDERSIDE OF MECHANICAL EQUIPMENT.

RCP GENERAL NOTES
SCALE: 1/4" = 1'-0"A2-121

ROOF PLAN - SIDE
PORCH OPTION3
SCALE: 1/4" = 1'-0"A2-121

REFLECTED CEILING PLAN -
SIDE PORCH OPTION5

FOR USE IN CITY OF ANTIOCH ONLY
B21
A
A
1 1
2 2
B
B
3" / 1'-0"3" / 1'-0"
3" / 1'-0" 3" / 1'-0"
TYP.
1' - 0" RAKE
1' - 6"
248 SF
186 SF
19 SF 16 SF
M02M01L01K09 H12H13
31 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 32 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-911
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ RIDGE
RIDGE
VALLEY
VALLEY
A
A
1 1
2 2
B
B
8' - 1"
BATHW.I.C. & LNDY

KITCHEN / DINING
BED
CL
WH
OPT. COVERED

FRONT PORCH - MCM

LIVING ROOM
3" / 1'-0" 3" / 1'-0"
2 B
3" / 1'-0" 3" / 1'-0"
3" / 1'-0"
186 SF
2 SF 2 SF
RIDGE
HIP
HIP
2 B

LIVING ROOM
CL8' - 1"

CEILING HEIGHT (SEE PLAN FOR ACTUAL HEIGHTS)
XX'-X"

ROOF PLAN & RCP LEGEND
X" / 12" ROOF SLOPE (REFER TO PLANS FOR ACTUAL SLOPE)

ROOF VENT, SEE ROOF VENTING CALCULATIONS

OUTLINE OF WALL BELOW
GUTTER, CONNECT TO DOWNSPOUT; SEE DETAIL:

APPROXIMATE LOCATION OF DOWNSPOUT/LEADER TO ROOF
OR SPLASHBLOCK BELOW; SEE DETAILS:

AVAILABLE SOLAR ZONE LOCATIONS; PV SYSTEM UNDER
SEPERATE PERMIT. SEE TITLE SHEET AND TITLE 24 REPORT
FOR MORE INFORMATION. SEE "SETBACK AT RIDGE TABLE"
XX SF
AREA OF ATTIC WITH 30" HEIGHT OR GREATER. 22" X 30" CLEAR OPENING ACCESS REQUIRED IF TOTAL AREA GREATER THAN 30
SQ. FT. PER CRC R807.1
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)
DOWNSPOUT. SEE DETAIL:DS /23 A-901

MATERIALS LEGEND
INTERIOR CEILING FINISH, TYP. 5/8" GYP.

INSTALL PER MFR RECOMMENDATIONS
NOTE: VISIT GYPSUM.ORG FOR MORE INFORMATION.

1. 2.

3. NOTES:

SOFFIT MATERIALS TO MEET REQ. OF CBC.

INSTALL ALL MATERIALS, FASTENERS, & COMPONENTS PER MANUFACTURER'S

SPECIFICATIONS & RECOMMENDATIONS

INSTALL ADDITIONAL BLOCKING AS NEEDED TO MEET ATTACHMENT REQUIREMENTS PER CBC 701A

A PROJECT SITE WITHIN THE WILDLAND-URBAN INTERFACE FIRE AREA SHALL COMPLY WITH THE CBC 701A. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE

SELECTED PRODUCT LISTINGS ON THE PRE-APPROVED ADU PROGRAM - OPTION

SELECTION HANDOUT (PAADU)
ROOFING; SEE PRE-APPROVED ADU PROGRAM - OPTION SELECTION HANDOUT (PAADU) FOR SELECTION & MORE INFORMATION. REFER TO TITLE SHEET TO VERIFY WUI REQUIREMENTS ARE APPLICABLE.

A) TONGUE & GROOVE (SOLID SAWN LUMBER)

B) FIBER CEMENT
C) EXT. GRADE FIRE RETARDANT TREATED SHEATHING
(LABEL SELECTION ON REFLECTED CEILING PLAN)
EXTERIOR SOFFITS, RAKES, & EAVES. SEE PRE-APPROVED ADU

PROGRAM - OPTION SELECTION HANDOUT (PAADU)
ASPHALT SHINGLE ROOF; ROOF REFLECTANCE (0.1) MIN. ROOF
EMITTANCE (0.85) MIN. SEE PRE-APPROVED ADU PROGRAM - OPTION

SELECTION HANDOUT (PAADU)
X: SETBACK AT RIDGE TABLE

PV ARRAYS PERCENT OF THE PLAN

VIEW TOTAL ROOF AREA
(X)

HORIZONTAL RIDGE SETBACK
≤33%
>33%
>66% + 12D SPRINKLER
≤66% + 13D SPRINKLER
18" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
18" BOTH SIDES OF RIDGE

ROOF VENTING CALCULATIONS

1. 2.

3. WUI REQUIRED? (SEE G-001)

A) NO, MAY USE OPTION A OR C

B) YES, MUST USE FIRE & ICE OPTION B OR OTHER WUI COMPLIANT VENTS UPPER & LOWER VENTS FOR COMPOSITE SHINGLE ROOFING:

A) O'HAGIN TAPERED LOW PROFILE COMPOSITION SHINGLE.

72.0 SQ.IN OF AIR MOVEMENT PER VENT = 72. SQ.IN. / 144 = 0.5 SF (SEE 22/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.5 SF) B) O'HAGIN FIRE & ICE TAPERED LOW PROFILE COMPOSITION SHINGLE.

64.8 SQ.IN OF AIR MOVEMENT PER VENT = 65.8 SQ.IN. / 144 = 0.45 SF (SEE 22/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.45 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.5) / (0.45 SF)

C) ALTERNATIVE PRODUCT, MUST BE EQUAL TO PRODUCT ABOVE, AND PROVIDE GREATER THAN OR EQUAL AIR MOVEMENT.

ROOF VENTING SHALL COMPLY WITH CRC R806 & CBC 701A.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE CEILINGS

ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS SHALL HAVE

CROSS VENTILATION FOR EACH SEPARATE SPACE BY VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH MINIMUM AND 1/4 INCH MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED VENTILATION OPENINGS SHALL

OPEN DIRECTLY TO THE OUTSIDE AIR AND SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES.

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2. *OWNER/APPLICANT REQ. TO SELECT ONE THE FOLLOWING
1 B
3" / 1'-0"3" / 1'-0"
3" / 1'-0"
269 SF
7 SF
RIDGE
RIDGE
1 B

KITCHEN / DINING
3" / 1'-0"3" / 1'-0"
H12 ATTIC VENT (HIGH). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

H13 ATTIC VENT (LOW). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE
INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT

ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC
R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

SCALE: 1/4" = 1'-0"A2-122
ROOF PLAN - CALIFORNIA RANCH1
SCALE: 1/4" = 1'-0"A2-122
REFLECTED CEILING PLAN - CALIFORNIA RANCH2

KEYNOTES
SCALE: 1/4" = 1'-0"A2-122

ROOF PLAN - NO COVERED
FRONT PORCH OPTION4
SCALE: 1/4" = 1'-0"A2-122

REFLECTED CEILING PLAN -
NO COVERED PORCH OPTION6

ATTIC AREA

REQUIRED ATTIC

VENTING (NFA)

UPPER VENTING

REQUIRED (NFA)

LOWER VENTING

REQUIRED (NFA)
ATTIC 1 546 SF 1.82 SF 0.91 SF 0.91 SF
VENTING NEEDED (BASED ON OPTION A):

VENTING PROVIDED (BASED ON OPTION A):

DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:06 PM

ROOF PLAN & REFLECTED

CEILING PLAN - MID-CENTURY
MODERN

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-122
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR ROOF FRAMING INFORMATION
INCLUDING MEMBER SIZES AND CONNECTION HARDWARE.

PROVIDE A MINIMUM OF 1 INCH OF AIRSPACE BETWEEN THE INSULATION AND ROOF SHEATHING.

WHERE THE ROOF PROFILE ALLOWS A SPACE BETWEEN THE ROOF

COVERING AND DECKING, THE SPACES SHALL BE CONSTRUCTED TO

PREVENT THE INTRUSION OF FLAMES AND EMBERS, BE FIRESTOPPED WITH APPROVED MATERIALS OR HAVE ONE LAYER OF MINIMUM 72 POUND

MINERAL-SURFACED NONPERFORATED CAP SHEET OVER THE
COMBUSTIBLE DECKING.

ALL ROOFING MATERIALS TO BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS.

OVERHANG DIMENSIONS ARE FROM FACE OF SHEATHING TO ROOF EDGE.

ROOF COVERINGS SHALL BE APPLIED IN ACCORDANCE WITH (CRC R905), AND MANUFACTURER'S INSTALLATION INSTRUCTIONS. ROOF COVERINGS

SHALL BE INSTALLED TO RESIST THE COMPONENT AND CLADDING LOADS SPECIFIED IN R301.2.1(1), AND ADJUSTED FOR HEIGHT AND EXPOSURE IN ACCORDANCE WITH TABLE R301.2.1(2).

ROOF UNDERLAYMENTS SHALL BE IN ACCORDANCE WITH SECTION R905.1.1, TABLE R905.1.1(2), AND TABLE R905.1.1(1).

ROOF VENTS SHALL BE APPLIED PER MANUFACTURER'S SPECIFICATIONS.

FURNISHED DIMENSIONS FOR VENTS ARE GUIDES ONLY. INSTALL PER

MANUFACTURERS SPECIFICATIONS AND ADJUST TO ACCOMMODATE TRUSS LOCATIONS, PLUMBING VENTS, AND SOLAR COLLECTORS.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE

CEILINGS ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS

SHALL HAVE CROSS VENTILATION FOR EACH SEPARATE SPACE BY

VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. VENTILATION OPENINGS HAVING A LEAST DIMENSION LARGER THAN 1/4 INCH (6.4 MM)

SHALL BE PROVIDED WITH CORROSION-RESISTANT WIRE CLOTH

SCREENING, HARDWARE CLOTH, PERFORATED VINYL OR SIMILAR MATERIAL WITH OPENINGS HAVING A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED

VENTILATION OPENINGS SHALL OPEN DIRECTLY TO THE OUTSIDE AIR AND

SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES (CRC R806).

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2.

IN THE INSTANCE OF UPPER VENTS, VENTS SHALL BE LOCATED NO MORE THAN 3 FT BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. CRC R806.2.

ROOF PLAN GENERAL NOTES

1. 2.

3. 4.

5. HEIGHT OF CEILINGS SHALL BE MEASURED FROM TOP OF SLAB OR SUBFLOOR TO FINISH FACE OF GWB, U.N.O.

REFER TO DETAILS FOR FLOOR/CEILING ASSEMBLIES.

REFER TO ELECTRICAL PLANS FOR LIGHT FIXTURE AND EXHAUST LOCATIONS.

DIMENSIONS ARE TO THE FACE OF SHEATHING UNLESS OTHERWISE NOTED.

SOFFITS ARE TO BE HELD TIGHT TO UNDERSIDE OF MECHANICAL EQUIPMENT.

RCP GENERAL NOTES
SCALE: 1/4" = 1'-0"A2-122

ROOF PLAN - SIDE
PORCH OPTION3
SCALE: 1/4" = 1'-0"A2-122

REFLECTED CEILING PLAN -
SIDE PORCH OPTION5

VENT TYPE COUNT
VENT
LENGTH

NET FREE

AREA PER
VENT

PROVIDED

NET FREE
AREA
PLAN 2 ATTIC 1
LOWER
O'HAGIN SHINGLE ROOF VENT (LOWER) 2 2' - 8" 0.50 SF 1.00 SF UPPER
O'HAGIN SHINGLE ROOF VENT (UPPER) 2 2' - 8" 0.50 SF 1.00 SF

2.00 SF

FOR USE IN CITY OF ANTIOCH ONLY
B22
A
A
1 1
2 2
B
B
4" / 1'-0"4" / 1'-0"
4" / 1'-0" 4" / 1'-0"
TYP.
1' - 0" EAVE
TYP.
1' - 0" RAKE
248 SF
186 SF
19 SF 16 SF
K10
L01
M01 M02
H12
H13
H13
H12
X24
21 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 22 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 23 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ RIDGE
RIDGE
VALLEY
VALLEY
A
A
1 1
2 2
B
B
BATHW.I.C. & LNDY

KITCHEN / DINING
BED
CL
WH
OPT. COVERED

FRONT PORCH -

SPANISH COLONIAL

LIVING ROOM
8' - 1"
2 B
4" / 1'-0"
5" / 1'-0" 5" / 1'-0"
186 SF
2 SF 2 SF
RIDGE
HIP
HIP
2 B

LIVING ROOM
CL
8' - 1"

CEILING HEIGHT (SEE PLAN FOR ACTUAL HEIGHTS)
XX'-X"

ROOF PLAN & RCP LEGEND
X" / 12" ROOF SLOPE (REFER TO PLANS FOR ACTUAL SLOPE)

ROOF VENT, SEE ROOF VENTING CALCULATIONS

OUTLINE OF WALL BELOW
GUTTER, CONNECT TO DOWNSPOUT; SEE DETAIL:

APPROXIMATE LOCATION OF DOWNSPOUT/LEADER TO ROOF
OR SPLASHBLOCK BELOW; SEE DETAILS:

AVAILABLE SOLAR ZONE LOCATIONS; PV SYSTEM UNDER
SEPERATE PERMIT. SEE TITLE SHEET AND TITLE 24 REPORT
FOR MORE INFORMATION. SEE "SETBACK AT RIDGE TABLE"
XX SF
AREA OF ATTIC WITH 30" HEIGHT OR GREATER. 22" X 30" CLEAR OPENING ACCESS REQUIRED IF TOTAL AREA GREATER THAN 30
SQ. FT. PER CRC R807.1
22"X30" MIN. ATTIC ACCESS PANEL (WHERE REQ.)
DOWNSPOUT. SEE DETAIL:DS /23 A-901

MATERIALS LEGEND
INTERIOR CEILING FINISH, TYP. 5/8" GYP.

INSTALL PER MFR RECOMMENDATIONS
NOTE: VISIT GYPSUM.ORG FOR MORE INFORMATION.

1. 2.

3. 4.

NOTES:

SOFFIT MATERIALS TO MEET REQ. OF CBC.

INSTALL ALL MATERIALS, FASTENERS, & COMPONENTS PER MANUFACTURER'S

SPECIFICATIONS & RECOMMENDATIONS

INSTALL ADDITIONAL BLOCKING AS NEEDED TO MEET ATTACHMENT REQUIREMENTS PER CBC 701A

A PROJECT SITE WITHIN THE WILDLAND-URBAN INTERFACE FIRE AREA SHALL COMPLY WITH THE CBC 701A. IF WUI APPROVED PRODUCTS ARE REQUIRED,

PROVIDE SELECTED PRODUCT LISTINGS ON THE PRE-APPROVED ADU PROGRAM -

OPTION SELECTION HANDOUT (PAADU)
ROOFING; SEE PRE-APPROVED ADU PROGRAM - OPTION SELECTION HANDOUT (PAADU) FOR SELECTION & MORE INFORMATION. REFER TO TITLE SHEET TO VERIFY WUI REQUIREMENTS ARE APPLICABLE.

A) TONGUE & GROOVE (SOLID SAWN LUMBER)

B) FIBER CEMENT
C) EXT. GRADE FIRE RETARDANT TREATED SHEATHING
(LABEL SELECTION ON REFLECTED CEILING PLAN)
EXTERIOR SOFFITS, RAKES, & EAVES. SEE PRE-APPROVED ADU

PROGRAM - OPTION SELECTION HANDOUT (PAADU)
S-TILE CONCRETE ROOF TILE. ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE SEE PRE-APPROVED ADU PROGRAM - OPTION

SELECTION HANDOUT (PAADU)
X: SETBACK AT RIDGE TABLE

PV ARRAYS PERCENT OF THE PLAN

VIEW TOTAL ROOF AREA
(X)

HORIZONTAL RIDGE SETBACK
≤33%
>33%
>66% + 12D SPRINKLER
≤66% + 13D SPRINKLER
18" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
36" BOTH SIDES OF RIDGE
18" BOTH SIDES OF RIDGE

ROOF VENTING CALCULATIONS

1. 2.

3. WUI REQUIRED? (SEE G-001)

A) NO, YOU MAY USE OPTION A OR C

B) YES, MUST USE FIRE & ICE OPTION B OR OTHER WUI COMPLIANT VENTS UPPER & LOWER VENTS FOR S-TILE ROOFING:

A) O'HAGIN HIGH PROFILE "S" CONCRETE TILE ROOF VENT.

97.5 SQ.IN OF AIR MOVEMENT PER VENT = 97.5 SQ.IN. / 144 = .68 SF (SEE 34/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.68) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.68) / (0.5 SF) B) O'HAGIN FIRE & ICE HIGH PROFILE "S" CONCRETE TILE ROOF VENT.

88.7 SQ.IN OF AIR MOVEMENT PER VENT = 88.7 SQ.IN. / 144 = .61 SF (SEE 34/A-921 FOR PRODUCT REFERENCE)
"UPPER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.61) / (0.5 SF) "LOWER VENTS PROVIDED" = (TOTAL ATTIC AREA/300) * (0.61) / (0.5 SF)

C) ALTERNATIVE PRODUCT, MUST PROVIDE GREATER THAN OR EQUAL AIR MOVEMENT.

ROOF VENTING SHALL COMPLY WITH CRC R806 & CBC 701A.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE CEILINGS

ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS SHALL HAVE

CROSS VENTILATION FOR EACH SEPARATE SPACE BY VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH MINIMUM AND 1/4 INCH MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED VENTILATION OPENINGS SHALL

OPEN DIRECTLY TO THE OUTSIDE AIR AND SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES.

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2. *OWNER/APPLICANT REQ. TO SELECT ONE THE FOLLOWING
1 B

KITCHEN / DINING
8' - 1"
1 B
5" / 1'-0"5" / 1'-0"
5" / 1'-0"
269 SF
7 SF
SCALE: 1/4" = 1'-0"A2-123
ROOF PLAN - SPANISH COLONIAL1
SCALE: 1/4" = 1'-0"A2-123
REFLECTED CEILING PLAN - SPANISH COLONIAL2
H12 ATTIC VENT (HIGH). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

H13 ATTIC VENT (LOW). ATTIC VENTING OPTION B. STRIKE THROUGH IF NOT USED. SEE VENTING CALCS.

K10 S-TYPE CONCRETE ROOF TILE, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE
INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT

ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC
R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

X24 OPTIONAL PERGOLA. SEE STRUCTURAL

KEYNOTES
SCALE: 1/4" = 1'-0"A2-123

ROOF PLAN - NO COVERED
PORCH OPTION4
SCALE: 1/4" = 1'-0"A2-123

REFLECTED CEILING PLAN -
NO COVERED PORCH OPTION6

ATTIC AREA

REQUIRED ATTIC

VENTING (NFA)

UPPER VENTING

REQUIRED (NFA)

LOWER VENTING

REQUIRED (NFA)
ATTIC 1 546 SF 1.82 SF 0.91 SF 0.91 SF
VENTING NEEDED (BASED ON OPTION A):

VENTING PROVIDED (BASED ON OPTION A):

DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:08 PM

ROOF PLAN & REFLECTED

CEILING PLAN - SPANISH

COLONIAL

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-123
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR ROOF FRAMING INFORMATION
INCLUDING MEMBER SIZES AND CONNECTION HARDWARE.

PROVIDE A MINIMUM OF 1 INCH OF AIRSPACE BETWEEN THE INSULATION AND ROOF SHEATHING.

WHERE THE ROOF PROFILE ALLOWS A SPACE BETWEEN THE ROOF

COVERING AND DECKING, THE SPACES SHALL BE CONSTRUCTED TO

PREVENT THE INTRUSION OF FLAMES AND EMBERS, BE FIRESTOPPED WITH APPROVED MATERIALS OR HAVE ONE LAYER OF MINIMUM 72 POUND

MINERAL-SURFACED NONPERFORATED CAP SHEET OVER THE
COMBUSTIBLE DECKING.

ALL ROOFING MATERIALS TO BE INSTALLED PER MANUFACTURER'S SPECIFICATIONS.

OVERHANG DIMENSIONS ARE FROM FACE OF SHEATHING TO ROOF EDGE.

ROOF COVERINGS SHALL BE APPLIED IN ACCORDANCE WITH (CRC R905), AND MANUFACTURER'S INSTALLATION INSTRUCTIONS. ROOF COVERINGS

SHALL BE INSTALLED TO RESIST THE COMPONENT AND CLADDING LOADS SPECIFIED IN R301.2.1(1), AND ADJUSTED FOR HEIGHT AND EXPOSURE IN ACCORDANCE WITH TABLE R301.2.1(2).

ROOF UNDERLAYMENTS SHALL BE IN ACCORDANCE WITH SECTION R905.1.1, TABLE R905.1.1(2), AND TABLE R905.1.1(1).

ROOF VENTS SHALL BE APPLIED PER MANUFACTURER'S SPECIFICATIONS.

FURNISHED DIMENSIONS FOR VENTS ARE GUIDES ONLY. INSTALL PER

MANUFACTURERS SPECIFICATIONS AND ADJUST TO ACCOMMODATE TRUSS LOCATIONS, PLUMBING VENTS, AND SOLAR COLLECTORS.

ENCLOSED ATTICS AND ENCLOSED RAFTER SPACES FORMED WHERE

CEILINGS ARE APPLIED DIRECTLY TO THE UNDERSIDE OF ROOF RAFTERS

SHALL HAVE CROSS VENTILATION FOR EACH SEPARATE SPACE BY

VENTILATING OPENINGS PROTECTED AGAINST THE ENTRANCE OF RAIN OR SNOW. VENTILATION OPENINGS SHALL HAVE A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. VENTILATION OPENINGS HAVING A LEAST DIMENSION LARGER THAN 1/4 INCH (6.4 MM)

SHALL BE PROVIDED WITH CORROSION-RESISTANT WIRE CLOTH

SCREENING, HARDWARE CLOTH, PERFORATED VINYL OR SIMILAR MATERIAL WITH OPENINGS HAVING A LEAST DIMENSION OF 1/16 INCH (1.6 MM) MINIMUM AND 1/4 INCH (6.4 MM) MAXIMUM. OPENINGS IN ROOF FRAMING MEMBERS SHALL CONFORM TO THE REQUIREMENTS OF SECTION R802.7. REQUIRED

VENTILATION OPENINGS SHALL OPEN DIRECTLY TO THE OUTSIDE AIR AND

SHALL BE PROTECTED TO PREVENT THE ENTRY OF BIRDS, RODENTS, SNAKES AND OTHER SIMILAR CREATURES (CRC R806).

THE MINIMUM NET FREE VENTILATING AREA SHALL COMPLY WITH CRC R806.2.

IN THE INSTANCE OF UPPER VENTS, VENTS SHALL BE LOCATED NO MORE THAN 3 FT BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY. CRC R806.2.

ROOF PLAN GENERAL NOTES

1. 2.

3. 4.

5. HEIGHT OF CEILINGS SHALL BE MEASURED FROM TOP OF SLAB OR SUBFLOOR TO FINISH FACE OF GWB, U.N.O.

REFER TO DETAILS FOR FLOOR/CEILING ASSEMBLIES.

REFER TO ELECTRICAL PLANS FOR LIGHT FIXTURE AND EXHAUST LOCATIONS.

DIMENSIONS ARE TO THE FACE OF SHEATHING UNLESS OTHERWISE NOTED.

SOFFITS ARE TO BE HELD TIGHT TO UNDERSIDE OF MECHANICAL EQUIPMENT.

RCP GENERAL NOTES
SCALE: 1/4" = 1'-0"A2-123

REFLECTED CEILING PLAN -
SIDE PORCH OPTION5
SCALE: 1/4" = 1'-0"A2-123

ROOF PLAN - SIDE
PORCH OPTION3

VENT TYPE COUNT
VENT
LENGTH

NET FREE

AREA PER
VENT

PROVIDED

NET FREE
AREA
PLAN 2 ATTIC 1
LOWER
O'HAGIN SHINGLE ROOF VENT (LOWER) 2 2' - 8" 0.50 SF 1.00 SF UPPER
O'HAGIN SHINGLE ROOF VENT (UPPER) 2 2' - 8" 0.50 SF 1.00 SF

2.00 SF

FOR USE IN CITY OF ANTIOCH ONLY
B23

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
K09 K01 K06 L01
P01 T12
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
11 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
52 K04
K08
L02
L16 L07

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
1 2

PLATE HEIGHT
8' - 1"
M02
L02
L06
K09
L09K01L03
K08
12 A-906
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 2' - 0"
44 A-905
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 41 A-905
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
51 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
AB

PLATE HEIGHT
8' - 1"
B16
M01
M02
K09
L01
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-901
23 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
12 PLATE HEIGHT
8' - 1"
M01
K04L09 L03
2' - 0"
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
21 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-904
9 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
12 PLATE HEIGHT
8' - 1"

KITCHEN / DINING

ALLOW AIRFLOW

LIVING ROOM
OPT. COVERED

FRONT PORCH -

CAL RANCH
2' - 6"
ATTIC ACCESS REQ.

PER CRC R807
H15
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
44 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
31 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
W.I.C. & LNDY BATH KITCHEN / DINING
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
32 G01
G02
S02
T02
S03S04
MATERIALS LEGEND BOARD & BATTEN SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE) OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)

CALIFORNIA RANCH
ASPHALT COMPOSITE ROOF SHINGLES - CLASS C MIN. REQUIRED.

ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.2.4, CRC R905.1, TABLE R905.1.1(1), TABLE R905.1.1(2) & ASTM D3462) EAVES, RAKES, & EXT. SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS) A) EXT. TONGUE & GROOVE (NOTE: 1X T&G REQUIRES TYPE X GYP. FOR WUI COMPLIANCE) B) EXT. GRADE FIRE RATED PLYWOOD

THIN BRICK VENEER
ADHERED MASONRY VENEER (PER CRC R703.12)

1. 2.

3. 4.

5. NOTES:

SELECT MATERIALS IN LEGEND TO THE RIGHT. APPLICANT OR OWNER TO PROVIDE SIZES, MANUFACTURER, AND COLOR/FINISH SPECIFICATIONS.

ALL MATERIAL SELECTIONS SHALL COMPLY WITH CRC SECTION R703 & R704.

A PROJECT SITE LOCATED WITHIN WUI OR HFSZ SHALL COMPLY WITH THE CWUIC SECTION 504. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE SELECTED PRODUCT LISTINGS IN SPACE PROVIDED.

APPROVED PRODUCT LISTINGS CAN BE FOUND IN THE CAL-FIRE STATE FIRE MARSHAL LISTED WILDLAND URBAN INTERFACE WUI PRODUCT HANDBOOK. BE SURE YOU ARE LOOKING AT THE MOST CURRENT VERSION.

ALTERNATIVELY, IF THE PROJECT SITE REQUIRES WUI COMPLIANCE AND THE

PRODUCT SELECTIONS ARE NOT BML LISTED, NOR IN THE HANDBOOK,

MATERIALS SHALL COMPLY WITHE THE PRESCRIPTIVE STANDARDS OF CBC CHAPTER 7A. INDICATE IN THE MATERIALS LEGEND WHEN THIS OCCURS AND PROVIDE DOCUMENTATION OF COMPLIANCE FOR APPROVAL.

GRAPHICS LEGEND PRODUCT COLOR AND FINISH

FILLED OUT BY OWNER/APPLICANT
PRODUCT LISTINGS: MANUFACTURER, PRODUCT LISTING, SIZE
IF ADU IS IN WUI ZONE, ALL MATERIALS MUST COMPLY WITH CWUIC 504 FILLED OUT BY OWNER/APPLICANT

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
HORIZONTAL SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE)
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
SCALE: 1/4" = 1'-0"A2-101 A2-201
FRONT ELEVATION - CALIFORNIA RANCH1
SCALE: 1/4" = 1'-0"A2-101 A2-201
LEFT ELEVATION - CALIFORNIA RANCH2
SCALE: 1/4" = 1'-0"A2-101 A2-201
REAR ELEVATION - CALIFORNIA RANCH3
SCALE: 1/4" = 1'-0"A2-101 A2-201
RIGHT ELEVATION - CALIFORNIA RANCH4

KEYNOTES
B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

G01 4" CONCRETE SLAB ON GRADE, REFER TO STUCTURAL PLANS"CONCRETE STOOP AT OPTIONAL DOOR. SLOPE 1/4"/FT AWAY FROM THE BUILDING G02 CONCRETE FOOTING, REFER TO STUCTURAL PLANS
H15 WHERE AIRFLOW IS BLOCKED BY SHEAR PANEL, PROVIDE MINIMUM OF 12"X12" BLOCKED OPENING TO PROVIDE CROSS-VENTILATION.

K01 HORIZONTAL SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K04 VERTICAL BOARD & BATTEN SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K06 SHINGLE/SHAKE SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K08 BRICK VENEER WAINSCOT, SEE SHEET A-913 FOR DETAILS AND SEE MATERIALS LEGEND FOR MORE INFORMATION.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

L02 CORNER TRIM; SEE DETAILS FOR MORE INFORMATION.

L03 HORIZONTAL TRIM, SEE DETAILS FOR MORE INFORMATION.

L06 EXTERIOR LIGHT BY OWNER.

L07 DECORATIVE GABLE TRIM.

L09 FAUX DECORATIVE VENT, SEE DETAIL 31/A-901.

L16 BUILDING SHALL HAVE ADDRESS NUMBERS PLACED IN A POSITION THAT IS PLAINLY LEGIBLE AND VISIBLE FROM STREET, MINIMUM OF 4" HIGH WITH A MIN. STROKE OF 1/2" (R319.1 CRC)
M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

P01 DECORATIVE PORCH RAILING, HEIGHT OF 24" MIN. TO 48" MAX. REQUIRED FOR WOOD: PRIMER & 2 COATS OF EXTERIOR GRADE PAINT. REQUIRED: 30 INCHES MAX VERTICAL DROP IS PROHIBITED WITHIN 36 INCHES (HORIZONTALLY) OF THE PORCH, SEE DETAIL FOR MORE INFORMATION.

S02 EXTERIOR WALL INSULATION R-21.

S03 CEILING INSULATION R-30.

S04 RADIANT BARRIER REQUIRED, PER TITLE 24.

T02 2X6 WOOD STUD WALL. REFER TO STRUCTURAL.

T12 WOOD POST, SEE STRUCTURAL - REQUIRED: PRIMER & 2 COATS OF EXTERIOR GRADE PAINT.

SCALE: 1/4" = 1'-0"A2-101 A2-201
SECTION 2 - CALIFORNIA RANCH6
SCALE: 1/4" = 1'-0"A2-101 A2-201
SECTION 1 - CALIFORNIA RANCH5
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:10 PM

ELEVATIONS & SECTIONS - CAL
RANCH

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-201
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS
SEE DETAILS FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

REFER TO ROOF PLAN FOR OVERHANGS. FASCIA PER DETAILS. PROVIDE ALUMINUM GUTTER. SEE ROOF PLAN FOR APPROXIMATE DOWNSPOUT LOCATIONS, U.N.O.

REFER TO DOOR AND WINDOW SCHEDULES AND TYPES FOR DOOR AND WINDOW INFORMATION.

THE NOMINAL THICKNESS AND ATTACHMENT OF EXTERIOR WALL
COVERINGS SHALL BE IN ACCORDANCE WITH 2025 CRC TABLE R703.3(1).

GYPSUM SHEATHING SHALL BE ATTACHED TO EXTERIOR WALLS IN ACCORDANCE WITH 2025 CRC TABLE R602.3 (1).

CLADDING ATTACHMENT OVER FOAM SHEATHING TO WOOD FRAMING IN ACCORDANCE WITH 2025 CRC R703.15. REFER TO 2025 CRC R703.8 FOR

ANCHORED MASONRY OR STONE VENEER INSTALLED OVER FOAM
SHEATHING.

ELEVATION GENERAL NOTES

1. 2.

3. 4.

5. A.

1. 1.

2. 1.

2. 3.

4. 5.

6. 7.

8. THE PURPOSE OF THESE DRAWINGS IS TO SHOW CONSTRUCTION MATERIALS/ASSEMBLIES. FOR SPECIFIC SIZES AND DETAILS REFER TO ARCHITECTURAL PLANS, ELEVATIONS, DETAILS, AND STRUCTURAL PLANS. *KEYNOTES ONLY APPLY IF REFERENCED ON PLANS.

WALL ASSEMBLIES TO BE PER FLOOR PLAN.

DOORS AND WINDOWS TO BE PER APPLICABLE SCHEDULE. REFER TO FLOOR PLANS FOR IDENTIFICATION.

INSULATION: REFER TO TITLE 24 REPORT AND "INSULATION" NOTES ON SHEET FOR ADDITIONAL RATINGS, REQUIREMENTS, AND INFORMATION.

FIREBLOCKING TO BE LOCATED PER 2025 CRC SECTION R302.11:

SECTION R302.11 -

FIREBLOCKING SHALL BE PROVIDED IN CONCEALED SPACES OF

STUD WALLS AND PARTITIONS, INCLUDING FURRED SPACES AND
PARALLEL ROWS OF STUDS OR STAGGERED STUDS, AS FOLLOWS:

VERTICALLY AT CEILING AND FLOOR LEVELS
HORIZONTALLY AT INTERVALS NOT EXCEEDING 10 FEET.

2. AT INTERCONNECTIONS BETWEEN CONCEALED VERTICAL AND

HORIZONTAL SPACES SUCH AS SOFFITS, DROP CEILINGS AND COVE CEILINGS.

3. IN CONCEALED SPACES BETWEEN STAIR STRINGERS AT THE TOP AND BOTTOM OF THE RUN. ENCLOSED SPACES UNDER STAIRS
SHALL COMPLY WITH 2025 CRC SECTION R302.7.

4. AT OPENINGS AROUND VENTS, PIPES, DUCTS, CABLES AND WIRES AT

CEILINGS AND FLOOR LEVEL, WITH AN APPROVED MATERIAL TO
RESIST THE FREE PASSAGE OF FLAME PRODUCTS OF COMBUSTION.

THE MATERIAL FILLING THIS ANNULAR SPACE SHALL NOT BE
REQUIRED TO MEET THE ASTM E136 REQUIREMENTS.

5. FOR THE FIREBLOCKING OF CHIMNEYS AND FIREPLACES, SEE 2025 CRC SECTION R1003.19.

6. FIREBLOCKING OF CORNICES OF A TWO-FAMILY DWELLING IS REQUIRED AT THE LINE OF DWELLING-UNIT SEPARATION.

B. SECTION R302.11.1 - FIREBLOCKING MATERIALS SHALL CONSIST OF FOLLOWING MATERIALS:

TWO-INCH NOMINAL LUMBER

TWO THICKNESSES OF ONE-INCH NOMINAL LUMBER WITH BROKEN

LAP JOINTS
THE THICKNESS OF 0.719-INCH WOOD STRUCTURAL PANELS WITH JOINTS BACKED BY 0.719-INCH WOOD STRUCTURAL PANELS
THE THICKNESS OF 0.75-INCH PARTICLE BOARD WITH JOINTS
BACKED BY 0.75-INCH PARTICLE BOARD

ONE-HALF-INCH GYPSUM BOARD

ONE-FOURTH-INCH CEMENT-BASED MILLBOARD

BATTS OR BLANKETS OF MINERAL WOOL, MINERAL FIBER OR OTHER

APPROVED MATERIAL INSTALLED IN SUCH A MANNER AS TO BE

SECURELY RETAINED IN PLACE

CELLULOSE INSULATION INSTALLED AS TESTED IN ACCORDANCE
WITH ASTM E119 OR UL 263, FOR THE SPECIFIC APPLICATION.

6. PER 2025 CRC SECTION R304.1 SLEEPERS AND SILLS ON A CONCRETE OR

MASONRY SLAB THAT IS IN DIRECT CONTACT WITH GROUND, UNLESS

SEPARATED BY AN IMPERVIOUS MOISTURE BARRIER SHALL BE NATURALLY

DURABLE OR PRESERVATIVE-TREATED WOOD IN ACCORDANCE WITH AWPA U1.

7. REFER TO RCP'S FOR SOFFIT DIMENSIONS AND FURTHER INFORMATION.

8. PROVIDE BLOCKING FOR ALL WALLS WHERE WALL HUNG EQUIPMENT AND FIXTURES OCCUR.

9. ALL WALL AND CEILING FINISHES SHALL COMPLY WITH 2025 CRC 302.9 FOR MAXIMUM FLAME SPREAD AND SMOKE DENSITY.

SECTIONS GENERAL NOTES

FOR USE IN CITY OF ANTIOCH ONLY
B24

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
K09L16K09K01 K07 K03
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
11 T12
51 A-907
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 54 A-907
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
1 2

PLATE HEIGHT
8' - 1"
41 A-907
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 44 A-907
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
12 PLATE HEIGHT
8' - 1"
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
21 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
AB

PLATE HEIGHT
8' - 1"
B16
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-901
23 M02
K01
K09
L01

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
12 PLATE HEIGHT
8' - 1"
KITCHEN / DININGLIVING ROOMOPT. COVERED

FRONT PORCH - MCM
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
44 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
31 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
W.I.C. & LNDY BATH KITCHEN / DINING
G01
G02
S02
T02
S03
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-911
32 S04

GRAPHICS LEGEND
THIN STONE VENEER (PER CRC R703.12)
ADHERED MASONRY VENEER; SEE SHEET A-923 FOR REFERENCE EXAMPLE

PRODUCT COLOR AND FINISH
ASPHALT COMPOSITE ROOF SHINGLES - CLASS C MIN. REQ.

ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.2.4, CRC R905.1, TABLE R905.1.1(1), TABLE R905.1.1(2) & ASTM D3462) EAVES, RAKES, & EXT. SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS) A) EXT. TONGUE AND GROOVE
B) EXT. GRADE FIRE RATED PLYWOOD

FILLED OUT BY OWNER/APPLICANT

MATERIALS LEGEND MID-CENTURY
MODERN

1. 2.

3. 4.

5. NOTES:

SELECT MATERIALS IN LEGEND TO THE RIGHT. APPLICANT OR OWNER TO PROVIDE SIZES, MANUFACTURER, AND COLOR/FINISH SPECIFICATIONS.

ALL MATERIAL SELECTIONS SHALL COMPLY WITH CRC SECTION R703 & R704.

A PROJECT SITE LOCATED WITHIN WUI OR HFSZ SHALL COMPLY WITH THE CWUIC SECTION 504. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE SELECTED PRODUCT LISTINGS IN SPACE PROVIDED.

APPROVED PRODUCT LISTINGS CAN BE FOUND IN THE CAL-FIRE STATE FIRE MARSHAL LISTED WILDLAND URBAN INTERFACE WUI PRODUCT HANDBOOK. BE SURE YOU ARE LOOKING AT THE MOST CURRENT VERSION.

ALTERNATIVELY, IF THE PROJECT SITE REQUIRES WUI COMPLIANCE AND THE

PRODUCT SELECTIONS ARE NOT BML LISTED, NOR IN THE HANDBOOK,

MATERIALS SHALL COMPLY WITHE THE PRESCRIPTIVE STANDARDS OF CBC CHAPTER 7A. INDICATE IN THE MATERIALS LEGEND WHEN THIS OCCURS AND PROVIDE DOCUMENTATION OF COMPLIANCE FOR APPROVAL.

PRODUCT LISTINGS: MANUFACTURER, PRODUCT LISTING, SIZE
IF ADU IS IN WUI ZONE, ALL MATERIALS MUST COMPLY WITH CWUIC 504

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
C) STUCCO (PER CRC R703.7)

FILLED OUT BY OWNER/APPLICANT

PANEL SIDING
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
HORIZONTAL SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE)
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
SCALE: 1/4" = 1'-0"A2-101 A2-202
FRONT ELEVATION - MID-CENTURY MODERN1
SCALE: 1/4" = 1'-0"A2-101 A2-202
LEFT ELEVATION - MID-CENTURY MODERN2
SCALE: 1/4" = 1'-0"A2-101 A2-202
RIGHT ELEVATION - MID-CENTURY MODERN4
SCALE: 1/4" = 1'-0"A2-101 A2-202
REAR ELEVATION - MID-CENTURY MODERN3
SCALE: 1/4" = 1'-0"A2-101 A2-202
SECTION 2 - MID-CENTURY MODERN6
SCALE: 1/4" = 1'-0"A2-101 A2-202
SECTION 1 - MID-CENTURY MODERN5
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:16 PM

ELEVATIONS & SECTIONS -

MID-CENTURY MODERN

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-202
08/19/26

PUBLIC SET

KEYNOTES
B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

G01 4" CONCRETE SLAB ON GRADE, REFER TO STUCTURAL
PLANS"CONCRETE STOOP AT OPTIONAL DOOR. SLOPE 1/4"/FT

AWAY FROM THE BUILDING
G02 CONCRETE FOOTING, REFER TO STUCTURAL PLANS
K01 HORIZONTAL SIDING, SEE MATERIALS LEGEND FOR MORE
INFORMATION.

K03 FIBER CEMENT PANEL SIDING, SEE MATERIALS LEGEND FOR MORE INFORMATION.

K07 STONE VENEER, SEE DETAIL 24 & 34/A-913 FOR DETAILS AND SEE MATERIALS LEGEND FOR MORE INFORMATION.

K09 COMPOSITE ROOF SHINGLES, ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE
INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

L16 BUILDING SHALL HAVE ADDRESS NUMBERS PLACED IN A POSITION

THAT IS PLAINLY LEGIBLE AND VISIBLE FROM STREET, MINIMUM OF 4" HIGH WITH A MIN. STROKE OF 1/2" (R319.1 CRC)
M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

S02 EXTERIOR WALL INSULATION R-21.

S03 CEILING INSULATION R-30.

S04 RADIANT BARRIER REQUIRED, PER TITLE 24.

T02 2X6 WOOD STUD WALL. REFER TO STRUCTURAL.

T12 WOOD POST, SEE STRUCTURAL - REQUIRED: PRIMER & 2 COATS OF EXTERIOR GRADE PAINT.

1. 2.

3. 4.

5. 6.

7. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS
SEE DETAILS FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

REFER TO ROOF PLAN FOR OVERHANGS. FASCIA PER DETAILS. PROVIDE ALUMINUM GUTTER. SEE ROOF PLAN FOR APPROXIMATE DOWNSPOUT LOCATIONS, U.N.O.

REFER TO DOOR AND WINDOW SCHEDULES AND TYPES FOR DOOR AND WINDOW INFORMATION.

THE NOMINAL THICKNESS AND ATTACHMENT OF EXTERIOR WALL
COVERINGS SHALL BE IN ACCORDANCE WITH 2025 CRC TABLE R703.3(1).

GYPSUM SHEATHING SHALL BE ATTACHED TO EXTERIOR WALLS IN ACCORDANCE WITH 2025 CRC TABLE R602.3 (1).

CLADDING ATTACHMENT OVER FOAM SHEATHING TO WOOD FRAMING IN ACCORDANCE WITH 2025 CRC R703.15. REFER TO 2025 CRC R703.8 FOR

ANCHORED MASONRY OR STONE VENEER INSTALLED OVER FOAM
SHEATHING.

ELEVATION GENERAL NOTES

1. 2.

3. 4.

5. A.

1. 1.

2. 1.

2. 3.

4. 5.

6. 7.

8. THE PURPOSE OF THESE DRAWINGS IS TO SHOW CONSTRUCTION MATERIALS/ASSEMBLIES. FOR SPECIFIC SIZES AND DETAILS REFER TO ARCHITECTURAL PLANS, ELEVATIONS, DETAILS, AND STRUCTURAL PLANS. *KEYNOTES ONLY APPLY IF REFERENCED ON PLANS.

WALL ASSEMBLIES TO BE PER FLOOR PLAN.

DOORS AND WINDOWS TO BE PER APPLICABLE SCHEDULE. REFER TO FLOOR PLANS FOR IDENTIFICATION.

INSULATION: REFER TO TITLE 24 REPORT AND "INSULATION" NOTES ON SHEET FOR ADDITIONAL RATINGS, REQUIREMENTS, AND INFORMATION.

FIREBLOCKING TO BE LOCATED PER 2025 CRC SECTION R302.11:

SECTION R302.11 -

FIREBLOCKING SHALL BE PROVIDED IN CONCEALED SPACES OF

STUD WALLS AND PARTITIONS, INCLUDING FURRED SPACES AND
PARALLEL ROWS OF STUDS OR STAGGERED STUDS, AS FOLLOWS:

VERTICALLY AT CEILING AND FLOOR LEVELS
HORIZONTALLY AT INTERVALS NOT EXCEEDING 10 FEET.

2. AT INTERCONNECTIONS BETWEEN CONCEALED VERTICAL AND

HORIZONTAL SPACES SUCH AS SOFFITS, DROP CEILINGS AND COVE CEILINGS.

3. IN CONCEALED SPACES BETWEEN STAIR STRINGERS AT THE TOP AND BOTTOM OF THE RUN. ENCLOSED SPACES UNDER STAIRS
SHALL COMPLY WITH 2025 CRC SECTION R302.7.

4. AT OPENINGS AROUND VENTS, PIPES, DUCTS, CABLES AND WIRES AT

CEILINGS AND FLOOR LEVEL, WITH AN APPROVED MATERIAL TO
RESIST THE FREE PASSAGE OF FLAME PRODUCTS OF COMBUSTION.

THE MATERIAL FILLING THIS ANNULAR SPACE SHALL NOT BE
REQUIRED TO MEET THE ASTM E136 REQUIREMENTS.

5. FOR THE FIREBLOCKING OF CHIMNEYS AND FIREPLACES, SEE 2025 CRC SECTION R1003.19.

6. FIREBLOCKING OF CORNICES OF A TWO-FAMILY DWELLING IS REQUIRED AT THE LINE OF DWELLING-UNIT SEPARATION.

B. SECTION R302.11.1 - FIREBLOCKING MATERIALS SHALL CONSIST OF FOLLOWING MATERIALS:

TWO-INCH NOMINAL LUMBER

TWO THICKNESSES OF ONE-INCH NOMINAL LUMBER WITH BROKEN

LAP JOINTS
THE THICKNESS OF 0.719-INCH WOOD STRUCTURAL PANELS WITH JOINTS BACKED BY 0.719-INCH WOOD STRUCTURAL PANELS
THE THICKNESS OF 0.75-INCH PARTICLE BOARD WITH JOINTS
BACKED BY 0.75-INCH PARTICLE BOARD

ONE-HALF-INCH GYPSUM BOARD

ONE-FOURTH-INCH CEMENT-BASED MILLBOARD

BATTS OR BLANKETS OF MINERAL WOOL, MINERAL FIBER OR OTHER

APPROVED MATERIAL INSTALLED IN SUCH A MANNER AS TO BE

SECURELY RETAINED IN PLACE

CELLULOSE INSULATION INSTALLED AS TESTED IN ACCORDANCE
WITH ASTM E119 OR UL 263, FOR THE SPECIFIC APPLICATION.

6. PER 2025 CRC SECTION R304.1 SLEEPERS AND SILLS ON A CONCRETE OR

MASONRY SLAB THAT IS IN DIRECT CONTACT WITH GROUND, UNLESS

SEPARATED BY AN IMPERVIOUS MOISTURE BARRIER SHALL BE NATURALLY

DURABLE OR PRESERVATIVE-TREATED WOOD IN ACCORDANCE WITH AWPA U1.

7. REFER TO RCP'S FOR SOFFIT DIMENSIONS AND FURTHER INFORMATION.

8. PROVIDE BLOCKING FOR ALL WALLS WHERE WALL HUNG EQUIPMENT AND FIXTURES OCCUR.

9. ALL WALL AND CEILING FINISHES SHALL COMPLY WITH 2025 CRC 302.9 FOR MAXIMUM FLAME SPREAD AND SMOKE DENSITY.

SECTIONS GENERAL NOTES

FOR USE IN CITY OF ANTIOCH ONLY
B25

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
5' - 8"
L09
K02 L05
L06
X24
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
41 52
A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
1 2

PLATE HEIGHT
8' - 1"
L09
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
43 31
A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 32 A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 34 A-908
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
12 PLATE HEIGHT
8' - 1"
L06
L09

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
AB

PLATE HEIGHT
8' - 1"
B16
L01
K10
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-901
23 M01
M02
K02

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
12 PLATE HEIGHT
8' - 1"

KITCHEN / DINING

ALLOW AIRFLOW

LIVING ROOM
OPT. COVERED

FRONT PORCH -

SPANISH COLONIAL
2' - 6"
ATTIC ACCESS REQ.

PER CRC R807
H15
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-908
34 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-912
21 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
W.I.C. & LNDY BATH KITCHEN / DINING
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-912
22 G01
G02
S02
T02
S03S04

CEMENT PLASTER STUCCO SIDING
(PER CRC R703.7)
S-TILE CLAY ROOF - CLASS C MIN. REQ.

MAXIMUM WEIGHT 10 PSF
ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.1, CRC R905.3)
GRAPHICS LEGEND:

IF IN WUI ZONE, ALL MATERIALS MUST COMPLY WITH CWUIC 504

SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS)
A) EXT. TONGUE & GROOVE
B) EXT. GRADE FIRE RATED PLYWOOD

MATERIALS LEGEND SPANISH COLONIAL

1. 2.

3. 4.

5. NOTES:

SELECT MATERIALS IN LEGEND TO THE RIGHT. APPLICANT OR OWNER TO PROVIDE SIZES, MANUFACTURER, AND COLOR/FINISH SPECIFICATIONS.

ALL MATERIAL SELECTIONS SHALL COMPLY WITH CRC SECTION R703 & R704.

A PROJECT SITE LOCATED WITHIN WUI OR HFSZ SHALL COMPLY WITH THE CWIUC 504. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE SELECTED PRODUCT LISTINGS IN SPACE PROVIDED.

APPROVED PRODUCT LISTINGS CAN BE FOUND IN THE CAL-FIRE STATE FIRE MARSHAL LISTED WILDLAND URBAN INTERFACE WUI PRODUCT HANDBOOK. BE SURE YOU ARE LOOKING AT THE MOST CURRENT VERSION.

ALTERNATIVELY, IF THE PROJECT SITE REQUIRES WUI COMPLIANCE AND THE

PRODUCT SELECTIONS ARE NOT BML LISTED, NOR IN THE HANDBOOK,

MATERIALS SHALL COMPLY WITHE THE PRESCRIPTIVE STANDARDS OF CBC CHAPTER 7A. INDICATE IN THE MATERIALS LEGEND WHEN THIS OCCURS AND PROVIDE DOCUMENTATION OF COMPLIANCE FOR APPROVAL.

PRODUCT COLOR & FINISH:PRODUCT LISTINGS: MANUFACTURER, SIZE, TYPE (IF APPLICABLE)

FILLED OUT BY OWNER/APPLICANT FILLED OUT BY OWNER/APPLICANT

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
C) STUCCO (PER CRC R703.7)

DECORATIVE DOOR TRIM

OWNER SELECTED TILE
SCALE: 1/4" = 1'-0"A2-101 A2-203
FRONT ELEVATION - SPANISH COLONIAL1
SCALE: 1/4" = 1'-0"A2-101 A2-203
LEFT ELEVATION - SPANISH COLONIAL2
SCALE: 1/4" = 1'-0"A2-101 A2-203
RIGHT ELEVATION - SPANISH COLONIAL4
SCALE: 1/4" = 1'-0"A2-101 A2-203
REAR ELEVATION - SPANISH COLONIAL3
SCALE: 1/4" = 1'-0"A2-101 A2-203
SECTION 2 - SPANISH COLONIAL6
SCALE: 1/4" = 1'-0"A2-101 A2-203
SECTION 1 - SPANISH COLONIAL5
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:18 PM

ELEVATIONS & SECTIONS -

SPANISH COLONIAL

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-203
08/19/26

PUBLIC SET

KEYNOTES
B16 ELECTRIC PANEL LOCATION. PROVIDE PROTECTION PER CPC 507.25 & CMC 305.1.1, SEE GENERAL MEP NOTES 7 & 8 ON SHEET A-111 FOR MORE INFO.

G01 4" CONCRETE SLAB ON GRADE, REFER TO STUCTURAL
PLANS"CONCRETE STOOP AT OPTIONAL DOOR. SLOPE 1/4"/FT

AWAY FROM THE BUILDING
G02 CONCRETE FOOTING, REFER TO STUCTURAL PLANS
H15 WHERE AIRFLOW IS BLOCKED BY SHEAR PANEL, PROVIDE MINIMUM OF 12"X12" BLOCKED OPENING TO PROVIDE CROSS-VENTILATION.

K02 STUCCO SIDING, SEE MATERIALS LEGEND FOR MORE
INFORMATION.

K10 S-TYPE CONCRETE ROOF TILE, ROOF REFLECTANCE (0.1) MIN.

ROOF EMITTANCE (0.85) MIN. SEE MATERIALS LEGEND FOR MORE INFORMATION.

L01 FASCIA; SEE DETAILS FOR MORE INFORMATION.

L05 STUCCO BAND TRIM
L06 EXTERIOR LIGHT BY OWNER.

L09 FAUX DECORATIVE VENT, SEE DETAIL 31/A-901.

M01 GUTTER. CONNECT TO DOWNSPOUT. PROVIDE MEANS TO

PREVENT ACCUMULATION OF LEAVES AND DEBRIS IN GUTTER PER CRC R337.5.4. SEE DETAIL 12/A-903.

M02 DOWNSPOUT TO SPLASH BLOCK BELOW. SEE DETAIL 23/A-901.

S02 EXTERIOR WALL INSULATION R-21.

S03 CEILING INSULATION R-30.

S04 RADIANT BARRIER REQUIRED, PER TITLE 24.

T02 2X6 WOOD STUD WALL. REFER TO STRUCTURAL.

X24 OPTIONAL PERGOLA. SEE STRUCTURAL

1. 2.

3. 4.

5. 6.

7. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS
SEE DETAILS FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

REFER TO ROOF PLAN FOR OVERHANGS. FASCIA PER DETAILS. PROVIDE ALUMINUM GUTTER. SEE ROOF PLAN FOR APPROXIMATE DOWNSPOUT LOCATIONS, U.N.O.

REFER TO DOOR AND WINDOW SCHEDULES AND TYPES FOR DOOR AND WINDOW INFORMATION.

THE NOMINAL THICKNESS AND ATTACHMENT OF EXTERIOR WALL
COVERINGS SHALL BE IN ACCORDANCE WITH 2025 CRC TABLE R703.3(1).

GYPSUM SHEATHING SHALL BE ATTACHED TO EXTERIOR WALLS IN ACCORDANCE WITH 2025 CRC TABLE R602.3 (1).

CLADDING ATTACHMENT OVER FOAM SHEATHING TO WOOD FRAMING IN ACCORDANCE WITH 2025 CRC R703.15. REFER TO 2025 CRC R703.8 FOR

ANCHORED MASONRY OR STONE VENEER INSTALLED OVER FOAM
SHEATHING.

ELEVATION GENERAL NOTES

1. 2.

3. 4.

5. A.

1. 1.

2. 1.

2. 3.

4. 5.

6. 7.

8. THE PURPOSE OF THESE DRAWINGS IS TO SHOW CONSTRUCTION MATERIALS/ASSEMBLIES. FOR SPECIFIC SIZES AND DETAILS REFER TO ARCHITECTURAL PLANS, ELEVATIONS, DETAILS, AND STRUCTURAL PLANS. *KEYNOTES ONLY APPLY IF REFERENCED ON PLANS.

WALL ASSEMBLIES TO BE PER FLOOR PLAN.

DOORS AND WINDOWS TO BE PER APPLICABLE SCHEDULE. REFER TO FLOOR PLANS FOR IDENTIFICATION.

INSULATION: REFER TO TITLE 24 REPORT AND "INSULATION" NOTES ON SHEET FOR ADDITIONAL RATINGS, REQUIREMENTS, AND INFORMATION.

FIREBLOCKING TO BE LOCATED PER 2025 CRC SECTION R302.11:

SECTION R302.11 -

FIREBLOCKING SHALL BE PROVIDED IN CONCEALED SPACES OF

STUD WALLS AND PARTITIONS, INCLUDING FURRED SPACES AND
PARALLEL ROWS OF STUDS OR STAGGERED STUDS, AS FOLLOWS:

VERTICALLY AT CEILING AND FLOOR LEVELS
HORIZONTALLY AT INTERVALS NOT EXCEEDING 10 FEET.

2. AT INTERCONNECTIONS BETWEEN CONCEALED VERTICAL AND

HORIZONTAL SPACES SUCH AS SOFFITS, DROP CEILINGS AND COVE CEILINGS.

3. IN CONCEALED SPACES BETWEEN STAIR STRINGERS AT THE TOP AND BOTTOM OF THE RUN. ENCLOSED SPACES UNDER STAIRS
SHALL COMPLY WITH 2025 CRC SECTION R302.7.

4. AT OPENINGS AROUND VENTS, PIPES, DUCTS, CABLES AND WIRES AT

CEILINGS AND FLOOR LEVEL, WITH AN APPROVED MATERIAL TO
RESIST THE FREE PASSAGE OF FLAME PRODUCTS OF COMBUSTION.

THE MATERIAL FILLING THIS ANNULAR SPACE SHALL NOT BE
REQUIRED TO MEET THE ASTM E136 REQUIREMENTS.

5. FOR THE FIREBLOCKING OF CHIMNEYS AND FIREPLACES, SEE 2025 CRC SECTION R1003.19.

6. FIREBLOCKING OF CORNICES OF A TWO-FAMILY DWELLING IS REQUIRED AT THE LINE OF DWELLING-UNIT SEPARATION.

B. SECTION R302.11.1 - FIREBLOCKING MATERIALS SHALL CONSIST OF FOLLOWING MATERIALS:

TWO-INCH NOMINAL LUMBER

TWO THICKNESSES OF ONE-INCH NOMINAL LUMBER WITH BROKEN

LAP JOINTS
THE THICKNESS OF 0.719-INCH WOOD STRUCTURAL PANELS WITH JOINTS BACKED BY 0.719-INCH WOOD STRUCTURAL PANELS
THE THICKNESS OF 0.75-INCH PARTICLE BOARD WITH JOINTS
BACKED BY 0.75-INCH PARTICLE BOARD

ONE-HALF-INCH GYPSUM BOARD

ONE-FOURTH-INCH CEMENT-BASED MILLBOARD

BATTS OR BLANKETS OF MINERAL WOOL, MINERAL FIBER OR OTHER

APPROVED MATERIAL INSTALLED IN SUCH A MANNER AS TO BE

SECURELY RETAINED IN PLACE

CELLULOSE INSULATION INSTALLED AS TESTED IN ACCORDANCE
WITH ASTM E119 OR UL 263, FOR THE SPECIFIC APPLICATION.

6. PER 2025 CRC SECTION R304.1 SLEEPERS AND SILLS ON A CONCRETE OR

MASONRY SLAB THAT IS IN DIRECT CONTACT WITH GROUND, UNLESS

SEPARATED BY AN IMPERVIOUS MOISTURE BARRIER SHALL BE NATURALLY

DURABLE OR PRESERVATIVE-TREATED WOOD IN ACCORDANCE WITH AWPA U1.

7. REFER TO RCP'S FOR SOFFIT DIMENSIONS AND FURTHER INFORMATION.

8. PROVIDE BLOCKING FOR ALL WALLS WHERE WALL HUNG EQUIPMENT AND FIXTURES OCCUR.

9. ALL WALL AND CEILING FINISHES SHALL COMPLY WITH 2025 CRC 302.9 FOR MAXIMUM FLAME SPREAD AND SMOKE DENSITY.

SECTIONS GENERAL NOTES

FOR USE IN CITY OF ANTIOCH ONLY
B26

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
3 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-904
9 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-905
11 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
K13

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
A B

PLATE HEIGHT
8' - 1"
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
43 ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-907
11 GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
2 PLATE HEIGHT
8' - 1"

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
2 PLATE HEIGHT
8' - 1"

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
2 PLATE HEIGHT
8' - 1"

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
1 PLATE HEIGHT
8' - 1"
14 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 13 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 11 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 44 A-912
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
1 PLATE HEIGHT
8' - 1"
14 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 13 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 11 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

GROUND FLOOR
0' - 0"

MAX HEIGHT
16' - 0"
1 PLATE HEIGHT
8' - 1"
14 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 13 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 11 A-901
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ MATERIALS LEGEND BOARD & BATTEN SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE) OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
ALL
ASPHALT COMPOSITE ROOF SHINGLES - CLASS C MIN. REQUIRED.

ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.2.4, CRC R905.1, TABLE R905.1.1(1), TABLE R905.1.1(2) & ASTM D3462) EAVES, RAKES, & EXT. SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS) A) EXT. TONGUE & GROOVE (NOTE: 1X T&G REQUIRES TYPE X GYP. FOR WUI COMPLIANCE) B) EXT. GRADE FIRE RATED PLYWOOD

THIN BRICK VENEER
ADHERED MASONRY VENEER (PER CRC R703.12)

1. 2.

3. 4.

5. NOTES:

SELECT MATERIALS IN LEGEND TO THE RIGHT. APPLICANT OR OWNER TO

PROVIDE SIZES, MANUFACTURER, AND COLOR/FINISH SPECIFICATIONS ON STYLE SPECIFIC ELEVATIONS SHEET.

ALL MATERIAL SELECTIONS SHALL COMPLY WITH CRC SECTION R703 & R704.

A PROJECT SITE LOCATED WITHIN WUI OR HFSZ SHALL COMPLY WITH THE CWUIC SECTION 504. IF WUI APPROVED PRODUCTS ARE REQUIRED, PROVIDE SELECTED PRODUCT LISTINGS IN SPACE PROVIDED.

APPROVED PRODUCT LISTINGS CAN BE FOUND IN THE CAL-FIRE STATE FIRE MARSHAL LISTED WILDLAND URBAN INTERFACE WUI PRODUCT HANDBOOK. BE SURE YOU ARE LOOKING AT THE MOST CURRENT VERSION.

ALTERNATIVELY, IF THE PROJECT SITE REQUIRES WUI COMPLIANCE AND THE

PRODUCT SELECTIONS ARE NOT BML LISTED, NOR IN THE HANDBOOK,

MATERIALS SHALL COMPLY WITHE THE PRESCRIPTIVE STANDARDS OF CBC CHAPTER 7A. INDICATE IN THE MATERIALS LEGEND WHEN THIS OCCURS AND PROVIDE DOCUMENTATION OF COMPLIANCE FOR APPROVAL.

CALIFORNIA RANCH

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
HORIZONTAL SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE)
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
THIN STONE VENEER (PER CRC R703.12)
ADHERED MASONRY VENEER; SEE SHEET A-923 FOR REFERENCE EXAMPLE

PANEL SIDING
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)
HORIZONTAL SIDING (4" MIN. TO 12" MAX. BOARD EXPOSURE)
OPTION A: FIBER CEMENT (PER CRC R703.10)
OPTION B: WOOD SIDING (PER CRC 703.5.3)

CEMENT PLASTER STUCCO SIDING
(PER CRC R703.7)
S-TILE CLAY ROOF - CLASS C MIN. REQ.

MAXIMUM WEIGHT 10 PSF
ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.1, CRC R905.3)

DECORATIVE DOOR TRIM

OWNER SELECTED TILE
ASPHALT COMPOSITE ROOF SHINGLES - CLASS C MIN. REQUIRED.

ROOF REFLECTANCE (0.1) MIN. ROOF EMITTANCE (0.85) MIN. (SHALL COMPLY WITH CRC R905.2.4, CRC R905.1, TABLE R905.1.1(1), TABLE R905.1.1(2) & ASTM D3462) EAVES, RAKES, & EXT. SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS) A) EXT. TONGUE & GROOVE (NOTE: 1X T&G REQUIRES TYPE X GYP. FOR WUI COMPLIANCE) B) EXT. GRADE FIRE RATED PLYWOOD

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)
EAVES, RAKES, & EXT. SOFFIT MATERIAL (SEE REFLECTED CEILING PLAN & DETAILS) A) EXT. TONGUE & GROOVE (NOTE: 1X T&G REQUIRES TYPE X GYP. FOR WUI COMPLIANCE) B) EXT. GRADE FIRE RATED PLYWOOD

FASCIA, WINDOW, AND DOOR TRIM
A) FIBER CEMENT (PER CRC R703.10)
B) WOOD SIDING (PER CRC 703.5.3)

MID-CENTURY MODERN SPANISH COLONIAL

KEYNOTES
K13 OPTIONAL TILE TRIMMED DECORATIVE DOOR
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 4:21:21 PM

ELEVATIONS - OPTIONS

PRE-APPROVED ADU

CITY OF ANTIOCH
A2-204
08/19/26

PUBLIC SET

1. 2.

3. 4.

5. 6.

7. REFER TO GENERAL NOTES SHEET G-101 & G-102 FOR ADDITIONAL

REQUIREMENTS
SEE DETAILS FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

REFER TO ROOF PLAN FOR OVERHANGS. FASCIA PER DETAILS. PROVIDE ALUMINUM GUTTER. SEE ROOF PLAN FOR APPROXIMATE DOWNSPOUT LOCATIONS, U.N.O.

REFER TO DOOR AND WINDOW SCHEDULES AND TYPES FOR DOOR AND WINDOW INFORMATION.

THE NOMINAL THICKNESS AND ATTACHMENT OF EXTERIOR WALL
COVERINGS SHALL BE IN ACCORDANCE WITH 2025 CRC TABLE R703.3(1).

GYPSUM SHEATHING SHALL BE ATTACHED TO EXTERIOR WALLS IN ACCORDANCE WITH 2025 CRC TABLE R602.3 (1).

CLADDING ATTACHMENT OVER FOAM SHEATHING TO WOOD FRAMING IN ACCORDANCE WITH 2025 CRC R703.15. REFER TO 2025 CRC R703.8 FOR

ANCHORED MASONRY OR STONE VENEER INSTALLED OVER FOAM
SHEATHING.

ELEVATION GENERAL NOTES
SCALE: 1/4" = 1'-0"A2-101 A2-204

FRONT ELEVATION - CALIFORNIA RANCH -
NO FRONT PORCH / SIDE PORCH1
SCALE: 1/4" = 1'-0"A2-101 A2-204

FRONT ELEVATION - SPANISH COLONIAL -
NO FRONT PORCH / SIDE PORCH7
SCALE: 1/4" = 1'-0"A2-101 A2-204

FRONT ELEVATION - MID-CENTURY MODERN -
NO FRONT PORCH / SIDE PORCH4
SCALE: 1/4" = 1'-0"A2-101 A2-204
LEFT ELEV. -CR -
NO FRONT PORCH3
SCALE: 1/4" = 1'-0"A2-101 A2-204
LEFT ELEV. - MCM -
NO FRONT PORCH6
SCALE: 1/4" = 1'-0"A2-101 A2-204
LEFT ELEV. - SC -
NO FRONT PORCH9
SCALE: 1/4" = 1'-0"A2-101 A2-204
RIGHT ELEV. - SC - SIDE PORCH8
SCALE: 1/4" = 1'-0"A2-101 A2-204
RIGHT ELEV. - MCM - SIDE PORCH5
SCALE: 1/4" = 1'-0"A2-101 A2-204
RIGHT ELEV. - CR - SIDE PORCH2

FOR USE IN CITY OF ANTIOCH ONLY
B27
Plan 3
B28
*OWNER/APPLICANT REQ. TO SELECT ONE OPTION FOR ALL OF THE FOLLOWING AND MARK THROUGH NON-APPLICABLE OPTIONS & VIEWS THROUGHOUT SET:

MEDITERRANEAN

CALIFORNIA RANCH

STYLE SELECTION
(ALL STYLES)

COVERED FRONT PORCH OPTION
(B) NO, SEE VIEW:
(A) YES

OPTION SELECTIONS

WATER HEATER
(B) ALTERNATE WATER HEATER SPECIFIED BY A NEW T24 ENERGY REPORT IS PROVIDED AND APPROVED. MFR & MODEL:________________________________ (A) WATER HEATER, SPECIFIED BRAND/MODEL PER TITLE 24

CRAFTSMAN
(SEE ELEVATION SHEET FOR SPECIFIC MATERIALS SELECTION)
/3 A3-101
PROJECT SCOPE:

1. 2.

CONSTRUCTION OF A NEW DETACHED 1 STORY 702 SF ACCESSORY DWELLING UNIT WITH 2 BEDROOMS AND 1 BATH.

ALL THE WORK SHOWN IN THE DRAWINGS AND SPECIFICATIONS.

G-003 TITLE SHEET - PLAN 3
G-101 GENERAL NOTES
G-102 GENERAL NOTES, ABBREVIATIONS, & SYMBOLS
G-201 CAL GREEN RESIDENTIAL MANDATORY MEASURES
G-202 CAL GREEN RESIDENTIAL MANDATORY MEASURES
T24-100 CAL GREEN RESIDENTIAL MANDATORY REQUIREMENTS
T24-301 ENERGY COMPLIANCE - PLAN 3
T24-302 ENERGY COMPLIANCE - PLAN 3
AS101 EXAMPLE SITE PLAN
AS102 ARCHITECTURAL SITE PLAN
A3-100 PLAN 3 RENDERINGS
A3-101 FLOOR PLAN 3
A3-111 MECHANICAL & ELECTRICAL PLANS
A3-121 ROOF PLAN & REFLECTED CEILING PLAN - CALIFORNIA RANCH A3-122 ROOF PLAN & REFLECTED CEILING PLAN - MID-CENTURY MODERN A3-123 ROOF PLAN & REFLECTED CEILING PLAN - SPANISH COLONIAL A3-201 ELEVATIONS & SECTIONS - CAL RANCH
A3-202 ELEVATIONS & SECTIONS - MID-CENTURY MODERN
A3-203 ELEVATIONS & SECTIONS - SPANISH COLONIAL
A3-204 ELEVATIONS & SECTIONS - OPTIONAL NO FRONT PORCH
A-901 ARCHITECTURAL DETAILS - COMMON
A-902 ARCHITECTURAL DETAILS - COMMON
A-903 ARCHITECTURAL DETAILS - COMMON
A-904 ARCHITECTURAL DETAILS - COLUMNS
A-905 ARCHITECTURAL DEATILS - CALIFORNIA RANCH
A-906 ARCHITECTURAL DETAILS - CALIFORNIA RANCH
A-907 ARCHITECTURAL DETAILS - MID-CENTURY MODERN
A-908 ARCHITECTURAL DETAILS - SPANISH COLONIAL
A-911 ARCHITECTURAL DETAILS - ASPHALT SHINGLE ROOF
A-911W ARCHITECTURAL DETAILS - ASPHALT SHINGLE ROOF - WUI A-912 ARCHITECTURAL DETAILS - S-TILE ROOF
A-912W ARCHITECTURAL DETAILS - S-TILE ROOF - WUI
A-921 REFERENCE - PRODUCT DATA - ROOF VENT
S-101 SHEET INDEX, ABBREVIATION & SYMBOLS
S-102 GENERAL NOTES
S-103 GENERAL NOTES, SPECIAL INSPECTION & TESTS
S-201 CAL RANCH ROUNDATION & ROOF FRAMING PLAN
S-211 MID CENTURY MODERN FOUNDATION & ROOF FRAMING PLAN S-221 SPANISH COLONIAL FOUNDATION & ROOF FRAMING PLAN
S-301 TYPICAL CONCRETE DETAILS
S-311 CONCRETE DETAILS
S-401 TYPICAL WOOD DETAILS
S-402 TYPICAL WOOD DETAILS
S-403 TYPICAL WOOD DETAILS
S-404 TYPICAL WOOD DETAILS
S-421 ROOF FRAMING DETAILS
S-422 ROOF FRAMING DETAILS
Grand total: 47
CITY OF ANTIOCH PRE-APPROVED ADU - PLAN 3
SQUARE
FOOTAGE CONDITIONED?
PLAN 3 702 SF CONDITIONED
LANDING 16 SF UNCONDITIONED
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:06:44 PM
TITLE SHEET - PLAN 3

PRE-APPROVED ADU

CITY OF ANTIOCH
G-003
08/19/26

PUBLIC SET

PROJECT DIRECTORY PROJECT INFORMATION

UTILITIES
ADDRESS:

CONTACT:

EMAIL:

PHONE:

RRM DESIGN GROUP
3765 S. HIGUERA ST, SUITE 102
SAN LUIS OBISPO, CA 93401
P:(805) 543-1794

ARCHITECT

RANDY RUSSOM
[email protected]

USER LICENSE AGREEMENT

SIGNATURE DATE

VICINITY MAP (TO BE PROVIDED BY OWNER OR APPLICANT)
_________________________________________WATER AND SEWER SERVICE

ELECTRICAL SERVICE

GAS SERVICE

SEWER SERVICE
_________________________________________
_________________________________________
_________________________________________
(TO BE PROVIDED BY APPLICANT OR OWNER)
*FOR BUILDING DEPARTMENT REVIEW, INITIAL WHEN SECTION HAS BEEN REVIEWED

1. 2.

3. 4.

5. ANY PROPOSED ENERGY STORAGE SYSTEM (ESS) SHALL FOLLOW SINGLE-FAMILY RESIDENTIAL MANDATORY REQ. SUMMARY SECTION 150.0(s) AND WILL REQUIRE A SEPARATE PERMIT TO BE PULLED BY APPLICANT.

VARIABLE CAPACITY HEAT PUMP COMPLIANCE OPTION (VERIFICATION DETAILS FROM VCHP STAFF REPORT, APPENDIX B, AND RA3) (PER TITLE 24).

THIS PLAN IS INTENDED FOR FLAT LOTS (SLOPING LESS THAN 10" ACROSS THE

LONGEST BUILDING DIMENSION), WITHOUT HIGHLY EXPANSIVE OR LIQUEFIABLE

SOILS, WHERE THE MAIN DWELLING UNIT IS SUPPORTED IN SHALLOW FOOTINGS WITH SLABS ON GRADE CONSTRUCTION. IF THE PROJECT SITE DEVIATES FROM ANY

OF THE AFOREMENTIONED QUALITIES, AS DETERMINED BY THE BUILDING OFFICIAL,

THERE PRE-APPROVED ADU FOUNDATION PLANS AND DETAILS ARE NOT APPLICABLE.

SUBMITTAL DOCUMENTS FOR DEFERRED SUBMITTAL ITEMS SHALL BE SUBMITTED TO THE BUILDING OFFICIAL. THE DEFERRED SUBMITTAL ITEMS SHALL NOT BE

INSTALLED UNTIL THEIR DESIGN AND SUBMITTAL DOCUMENTS HAVE BEEN APPROVED BY THE BUILDING OFFICIAL.

COMPLIANCE WITH THE DOCUMENTATION REQUIREMENTS OF THE 2025 ENERGY EFFICIENCY STANDARDS IS NECESSARY FOR THIS PROJECT. REGISTERED, SIGNED, AND DATED COPIES OF THE APPROPRIATE CF1R, CF2R, AND CF3R FORMS SHALL BE MADE AVAILABLE AT NECESSARY INTERVALS FOR BUILDING INSPECTOR REVIEW.

FINAL COMPLETED FORMS WILL BE AVAILABLE FOR THE BUILDING OWNER. _____________________________________
_____________________________________
PREPARED BY:

DATE PREPARED:

JOB NUMBER:

CARSTAIRS ENERGY

ENERGY COMPLIANCE
JUNE 24, 2026
26-062420
•
•
•
•
•
•
•
•
•
•
HERS VCHP:

HERS RATER WILL NEED TO FOLLOW THE VERIFICATION AND TESTING

PROTOCOL FOR THE VARIABLE CAPACITY HEAT PUMP CREDIT REQUIREMENTS,

INCLUDING BUT NOT LIMITED TO, VERIFIED REFRIGERANT CHARGE, VERI FIED
MINIMUM HSPF AND EER/SEER, AND CAPACITY; DUCTLESS INDOOR UNITS AND THE COMPONENTS ARE WITHIN THE CONDITIONED ENVELOPE; AND AIRFLOW PROVIDED TO ALL HABITABLE SPACES (BEDROOMS AND LIVING SPACE).

THE FOLLOWING IS A SUMMARY OF THE FEATURES THAT MUST BE FIELD-VERIFIED

BY A CERTIFIED HERS RATER AS A CONDITION FOR MEETING THE MODELED ENERGY PERFORMANCE OF THIS COMPUTER ANALYSIS. REGISTERED CF2RS AND CF3RS ARE REQUIRED TO BE COMPLETED IN THE HERS REGISTRY.

QUALITY INSULATION INSTALLATION (QII)

INDOOR AIR QUALITY VENTILATION
KITCHEN RANGE HOOD TABLE 150.0-G160

VERIFIED REFRIGERANT CHARGE
AIRFLOW IN HABITABLE ROOMS (SC3.1.4.1.7)

VERIFIED HEAT PUMP RATED HEATING CAPACITY
WALL-MOUNTED THERMOSTAT IN ZONES GREATER THAN 150 FT2 (SC3.4.5)

DUCTLESS INDOOR UNITS LOCATED ENTIRELY IN CONDITIONED SPACE (SC3.1.4.1.8)

BATHROOM, KITCHEN, AND WHOLE HOUSE VENTILATION

WHEN PHOTOVOLTAIC SYSTEM IS REQUIRED (SEE PV SECTION FOR

SELECTION)
SEE SHEET S-103 FOR REQUIRED SPECIAL INSPECTIONS

A REGISTERED DESIGN PROFESSIONAL SHALL COMPLETE THE CITY OF ANTIOCH STATEMENT OF REQUIRED SPECIAL INSPECTIONS CERTIFICATE (FORM PLG-240) PRIOR TO PERMIT ISSUANCE. IDENTIFY THE TYPE OF WORK REQUIRING SPECIAL

INSPECTIONS IN THE PLANS AND THE INDIVIDUALS OR FIRMS RESPONSIBLE FOR THE SPECIAL INSPECTION ELEMENT(S).

FOR FURTHER INSTRUCTIONS SEE S-103.

OWNER/APPLICANT HAS COMPLETED SPECIAL INSPECTION FORM
OWNER/APPLICANT SIGNATURE:____________________________
OWNER/APPLICANT TO SIGN & SUBMIT SEPARATE SUPPORTING DOCUMENT "USER LICENSE AGREEMENT" IN ADDITION TO SIGNING THIS USER AGREEMENT BELOW:

BY USING THESE PERMIT READY ACCESSORY DWELLING UNIT CONSTRUCTION

DOCUMENTS, THE USER AGREES TO RELEASE, HOLD HARMLESS, AND INDEMNIFY

THE CITY OF ANTIOCH, ITS ELECTED OFFICIALS AND EMPLOYEES, RRM DESIGN

GROUP, AND THE ARCHITECT OR ENGINEER WHO PREPARED THESE

CONSTRUCTION DOCUMENTS FROM ANY AND ALL CLAIMS, LIABILITIES, SUITS AND

DEMANDS ON ACCOUNT OF ANY INJURY, DAMAGE OR LOSS TO PERSONS OR

PROPERTY, INCLUDING INJURY OR DEATH, OR ECONOMIC LOSSES, ARISING OUT OF THE USE OF THESE CONSTRUCTION DOCUMENTS.

THE PLANS ATTACHED HERE ARE APPROVED FOR ONLY USE IN CITY OF ANTIOCH.

NO DEVIATIONS, ALTERATIONS, OR OPTIONS BEYOND THOSE SPECIFICALLY

INDICATED IN THE PLANS ARE ALLOWED WITHOUT PRIOR APPROVAL BY THE ISSUING JURISDICTION AND CHIEF BUILDING OFFICIAL. THIS SET OF PLANS SHALL NOT BE USED FOR A PUBLIC HOUSING PROJECT.

1. 2.

3. 4.

5. 6.

7. DETAILED SPRINKLER PLANS SHALL BE SUBMITTED TO THE FIRE PREVENTION BUREAU AND APPROVED PRIOR TO INSTALLATION. PLANS AND INSTALLATION MUST BE BY A C16 LICENSED SPRINKLER CONTRACTOR.

SECTION 903.3.1.3 NFPA 13D SPRINKLER SYSTEMS AUTOMATIC FIRE SPRINKLER SYSTEMS INSTALLED IN ONE- AND TWO-FAMILY DWELLINGS, GROUP R-3.

SECTION 903.2.8 GROUP R AN AUTOMATIC SPRINKLER SYSTEM INSTALLED IN ACCORDANCE WITH SECTION 903.3 SHALL BE PROVIDED THROUGHOUT ALL BUILDINGS WITH A GROUP R FIRE AREA.

SECTION 903.2.8.1 GROUP R-3 AN AUTOMATIC SPRINKLER SYSTEM INSTALLED IN ACCORDANCE WITH SECTION 903.3.1.3 SHALL BE PERMITTED IN GROUP R-3 OCCUPANCIES.

LOCATION AND SIZE OF WATER SERVICE UNDERGROUND SHALL BE INSTALLED AS SHOWN ON APPROVED FIRE SPRINKLER PLANS. A MINIMUM 1 INCH WATER SHALL BE INSTALLED.

A FIRE UNDERGROUND FLUSH CERTIFICATION SHALL BE REQUIRED AT FINAL INSPECTION.

A HYDRO INSPECTION OF THE FIRE SPRINKLER SYSTEM IS REQUIRED PRIOR TO FRAME INSPECTION. ONLY THE NEW PIPING SHALL BE TESTED.

FIRE PROTECTION

TRUSS CALCULATIONS
FIRE SPRINKLER (IF APPLICABLE, SEE FIRE SPRINKLERS SECTION.)

DEFERRED SUBMITTAL(S)
SITE INFORMATION:

APN:

LOT SIZE (SQ FT):

EXISTING USE:

LAND USE:

PROPOSED USE:

LOT COVERAGE

ACCESSORY
STRUCTURE(S) SF:

REAR: 4' - 0"
PRIMARY BUILDING SF: FRONT:

SIDES: 4' - 0"

SETBACKS
_____________
_____________
_____________
_____________
MIN.

REQUIRED: PROPOSED:

FIRE SPRINKLERS (WHEN REQUIRED) NOTES:

DOES THE PRIMARY RESIDENCE HAVE NFPA 13D SPRINKLERS?
NO: THEREFORE, THE PROPOSED ADU IS NOT REQUIRED TO BE SPRINKLERED YES: THEREFORE, THE PROPOSED ADU IS REQUIRED TO BE SPRINKLERED (TO BE PROVIDED BY

OWNER / APPLICANT)
BUILDING INFORMATION:

CONSTRUCTION TYPE: VB
MAX HEIGHT ALLOWED:

ZONING:

SPRINKLERED: (SEE FIRE SPRINKLER

SECTION ON THIS SHEET)
PROPOSED HEIGHT: _______
NUMBER OF STORIES: 1 OCCUPANCY GROUP: R-3

SHEET INDEX
LOT COVERAGE SF:

FLOOR AREA RATIO:

BETWEEN
STRUCTURES:

HERS QII REQUIRED

OWNER / APPLICANT TO LIST SERVICE PROVIDERS IN SPACES BELOW (SEE SITE PLAN, SHEET AS101 FOR INFORMATION AND LOCATIONS OF ALL UTILITIES)

ELECTRICAL PANEL (SEE PLANS & SITE PLAN FOR LOCATION)
NOTE: SPECIFY IF THE ADU WILL HAVE ITS OWN SEPARATE UTILITY SERVICE INSTALLED OR IF THE ADU WILL BE SUB-FED FROM AN EXISTING ADEQUATE SERVICE.

PROVIDE COMPLETE ELECTRICAL LOAD CALCULATIONS FOR REVIEW. IF SUB-FED,

PLEASE PROVIDE A SECOND AND SEPARATE LOAD CALCULATION OF THE EXISTING SERVICE TO JUSTIFY IT IS ADEQUATE FOR THE ADDITIONAL LOADS. (B) A NEW ELEC. SUBPANEL CONNECTS TO THE ELEC. MAIN PANEL OF 220 AMP ON THE PRIMARY HOME WITH A 225 AMP MIN. BUSBAR RATING
(A) NEW ELEC. MAIN PANEL OF 200 AMP WITH 225 AMP MIN. BUSBAR RATING (C) NEW ELEC. MAIN PANEL MIN. 400 AMP DUAL METER AT PRIMARY HOUSE WITH A NEW ELEC. SUB-PANEL AT ADU THAT CONNECTS TO THE MAIN PANEL

THE ADU AND PRIMARY DWELLING UNIT SHALL HAVE SEPARATE, INDEPENDENT WATER SUPPLY AND SANITARY SEWER SYSTEMS.

NOTE: A NEW SEPTIC SYSTEM IS ONLY PERMITTED WHEN NO PUBLIC SEWER IS DEEMED AVAILABLE; A PERCOLATION REPORT AND SEPTIC DESIGN ARE REQ.) IF NO, SELECT ONE OF THE FOLLOWING:

NEW SEWER LINES CONNECTED DIRECTLY TO PUBLIC RIGHT OF WAY.

NEW SEWER LINES BRANCHED OFF EXISTING MAIN LINES ON THE PROPERTY.

NOTE: SEE SITE PLAN CHECKLIST ON AS-101 AND SITE PLAN ON AS-102 FOR MORE INFORMATION AND LOCATIONS.

OWNER/APPLICANT SIGNATURE:__________________________
(SELECTIONS TO BE PROVIDED BY APPLICANT OR OWNER)
NEW WATER SUPPLY CONNECTED DIRECTLY TO PUBLIC RIGHT OF WAY.

NEW WATER SUPPLY BRANCHED OFF EXISTING MAIN LINES ON THE PROPERTY.

NOTE: ADU AND PRIMARY DWELLING UNIT SHALL HAVE SEPARATE, INDEPENDENT WATER SUPPLY. SEE SITE PLAN CHECKLIST ON AS-101 AND SITE PLAN ON AS-102 FOR MORE INFORMATION AND LOCATIONS.

PROJECT ADDRESS: (TO BE PROVIDED BY

OWNER / APPLICANT)
(TO BE PROVIDED BY

OWNER / APPLICANT)
NO NEW SEPTIC SYSTEM.

NEW SEPTIC SYSTEM; PROVIDE STAMPED DEH EXHIBIT. OWNER/APPLICANT REQUIRED TO PROVIDE DOCUMENTATION OF CITY OF ANTIOCH APPROVAL. (SELECTIONS TO BE PROVIDED BY APPLICANT OR OWNER)

ALL PLAN USERS MUST SUBMIT A COMPLETED USER LICENSE
AGREEMENT AT THE TIME OF APPLICATION SUBMITTAL.

YES, PV SYSTEM REQUIRED
(REDUCE BY 25% IF BATTERIES ARE INSTALLED. LOCATION(S) OF BATTERY SHALL BE SHOWN ON PLAN.)
NO, PV NOT REQUIRED PER CALIFORNIA ENERGY CODE SECTION 150.1(C)14 EXCEPTION (IF NO, SELECT EXCEPTION USED BELOW):
1) FOR STEEP SLOPE ROOFS, WITH NORTHERLY AZIMUTH THAT LIES BETWEEN 300 DEGREES AND 90 DEGREES FROM TRUE NORTH. IF THE SARA IS LESS THAN 80 CONTIGUOUS SQUARE FEET.
2) PV SYSTEM SIZE SPECIFIED BY SECTION 150.1(C)14 IS LESS THAN 1.8 KWDC. 3) BUILDINGS W/ APPROVED ROOF DESIGNS, WHERE THE ENFORCEMENT

AUTHORITY DETERMINES IT IS NOT POSSIBLE FOR THE PV SYSTEM 4) FOR BUILDINGS THAT ARE APPROVED BY THE LOCAL PLANNING DEPARTMENT PRIOR TO JANUARY 1, 2020 WITH MANDATORY CONDITIONS FOR APPROVAL. 5) PV SYSTEM SIZES DETERMINED USING EQUATION 150.1-C MAY BE REDUCED BY 25 PERCENT IF INSTALLED IN CONJUNCTION WITH A QUALIFYING BATTERY STORAGE SYSTEM.

OTHER, (REQ. APPROVAL) SPECIFY:_________________________________________ SOLAR READY REQUIREMENTS SHALL BE IMPLEMENTED. FOR MORE INFORMATION SEE "SOLAR READY NOTES" ON SHEET G-101.

PHOTOVOLTAIC SYSTEM (PV) (DEFERRED SUBMITTAL)

OWNER / APPLICANT TO PROVIDE THE TITLE REPORT

STAFF INITIALS

STAFF INITIALS
16' - 0"

STAFF INITIALSSTAFF INITIALS

STAFF INITIALS

SEE ELEVATIONS

WASTE WATER

WASTE SUPPLY

ELECTRICAL PANEL
ADDRESS:

CONTACT:

EMAIL:

PHONE:

RRM DESIGN GROUP
3765 S. HIGUERA ST, SUITE 102
SAN LUIS OBISPO, CA 93401
P:(805) 543-1794

STRUCTURAL

ENGINEER

JESSICA MEADOWS
[email protected]
ADDRESS:

CONTACT:

EMAIL:

PHONE:

APPLICANT

SERVICE PROVIDERS
SETBACK RESTRICTIONS - FIRE RATINGS:

NO
YES; IF YES, FIRE RATED WALL & PROJECTIONS REQUIRED PER 2025 CRC SECTION R302.1 FIRE RATED WALL DETAIL: 51/A-901 & 52-/A-901 IF YES, FIREBLOCKING IS REQUIRED IN PROJECTIONS, RAKES AND EAVES.

SEE DETAILS: 31/32/A-911, 31/32/A-911W, 11/12/21/22/A-913, 31/32/51/52/A-913W IS THE ADU LESS THAN 5' TO ANY PROPERTY LINE AND/OR LESS THAN 10' FROM ANY ADJACENT BUILDING OR STRUCTURE?

1. 2.

3. PORTIONS OF THE CITY OR COUNTY ARE LOCATED WITHIN A FHSZ. TO

DETERMINE IF YOUR STRUCTURE IS LOCATED IN A FHSZ, PLEASE VISIT CAL FIRE WEBSITE: HTTPS://OSFM.FIRE.CA.GOV/WHAT-WE-DO/COMMUNITY-

WILDFIRE-PREPAREDNESS-AND-MITIGATION/FIRE-HAZARD-SEVERITY-ZONES INDICATE BELOW WHAT ZONE YOUR STRUCTURE IS TO BE BUILT IN:

VERY HIGH HIGH MODERATE NONE

IF STRUCTURE IS LOCATED IN HIGH OR VERY HIGH SEVERITY ZONE, ALL CONSTRUCTION OF THE ADU STRUCTURE MUST COMPLY WITH CWUIC 504.

THIS PROTOTYPE ADU PLAN PROVIDES DESIGNS THAT COMPLY WITH PROVISIONS REQUIRED BY THE CWUIC 504. PLEASE SEE APPLICABLE DETAIL SHEETS: A-911W & A-912W
FIRE HAZARD SEVERITY ZONE (FHSZ) LEVEL:

FIRE SPRINKLERS:

WILDLAND-URBAN INTERFACE:

OPTIONAL COVERED PORCH - CAL RANCH 60 SF UNCONDITIONED

OPTIONAL COVERED PORCH - MID-CENTURY
MODERN
95 SF UNCONDITIONED
OPTIONAL COVERED PORCH - SPANISH COLONIAL 72 SF UNCONDITIONED

CALIFORNIA RANCH SPANISH COLONIALMID-CENTURY MODERN
SEE SHEET A3-201
SEE SHEET A3-202
SEE SHEET A3-203

ADDITIONAL INFORMATION

SPECIAL INSPECTIONS STAFF INITIALS

FOR USE IN CITY OF ANTIOCH ONLY
B29
(E) STREET NAME

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"
4' - 0" MIN. SETBACK
XX' - XX"XX' - XX"XX' - XX"

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"XX' - XX"

OVERALL DIMENSION OF NEW ADU
XX' - XX"
XX' - XX" FROM ADU TO (E) RESIDENCE

OVERALL DIMENSION OF EXISTING RESIDENCE
XX' - XX"XX' - XX"
XX'-XX" (DISTANCE)
(E) SINGLE FAMILY

RESIDENCE EXAMPLE
(ADDRESS)
(FOOTPRINT SF)
(N) ACCESSORY

DWELLING UNIT

EXAMPLE
SXX° XX'X"E
XX'-XX" (DISTANCE)
NXX° XX'X"W
NXX° XX'X"W (PROPERTY LINE BEARINGS)
XX'-XX" (DISTANCE)
SXX° XX'X"E

SETBACK
MIN 4'
MIN 4' - 0" SETBACK
XX' - XX"
MIN. 5' - 0" MIN. 5' - 0"
(E) PROPERTY LINE

PROPERTY LINE

PROPERTY LINE
XX'-XX" (DISTANCE)
(E) SIDEWALK

EXAMPLE
(E) PROPERTY LINE
MIN. 4' - 0" SETBACK
XX' - XX"
(E) RETAINING WALL EXAMPLE
(DISTANCE FROM PROPERTY LINE TO (E) RESIDENCE
XX' - XX"

X XX X XXX X
(N) MECHANICAL EQUIPMENT LOCATION
EXAMPLE; NOT LESS THAN 30" OF

CLEARANCE IN WIDTH, DEPTH, & HEIGHT

SHALL BE PROVIDED TO ACCESS THE
EQUIPMENT. (2025 CMC SECTION 304.1)
(N) APPLICANT TO ILLUSTRATE AND

ANNOTATE PROPOSED APRONS,
LANDINGS, PORCHES, OVERHANGS, MECH.
/ ELEC. ITEMS AND PROPOSED ACCESS
POINTS

LOCATE ELECTRICAL (ALL) PANELS

SEE TITLE SHEET FOR PANEL OPTIONS AND
MAXIMUM AMPERAGE FOR THE PROPOSED ADU.
(E) EXISTING SWIMMING POOL

EXAMPLE (OWNER / APPLICANT

TO PROVIDE SF)

EASEMENT EXAMPLE
(ANY/ALL SHALL BE SHOWN)

SETBACK
XX' - XX"
XX' - XX"
MIN. 10'
(N) ASSUMED PROPERTY LINE
(E) SETBACK
(E) SETBACK
(E) SETBACK
XX'-XX" SETBACK

DISTANCE OF NEAREST POINT OF ADU TO CENTERLINE OF
IMAGINARY LINE BETWEEN THE TWO BUIDLINGS (UNDER 5' - 0" 1- HOUR FIRE-RATED WALL AND 1-HOUR FIRE-RATED EAVE REQUIRED).

DISTANCE OF NEAREST POINT OF ADU TO

ADJACENT PROPERTY LINE (WHEN UNDER
5' - 0," 1-HOUR FIRE-RATED WALL AND 1-
HOUR FIRE-RATED RAKE/EAVE REQUIRED).
(FOOTPRINT SF)

PROVIDE ALL DIMENSIONS FOR

ALL (E) AND/OR (N) PAVED AREAS

PROVIDE ALL DIMENSIONS, OF (E) DRIVEWAY(S)
XX' - XX"
XX' - XX"
XX' - XX"
XX' - XX"
(E) FENCE EXAMPLE
(PROVIDE DIMENSIONS)
(E) FENCE EXAMPLE
(PROVIDE DIMENSIONS)
XX
(E) SIDEWALK

EXAMPLE
(CENTERLINE OF STREET)

OWNER/APPLICANT TO

INDICATE MAIN ENTRANCE

SITE PLAN LEGEND

EASEMENTS

SETBACK

PROPERTY LINE (E) FENCEX X
(E) WALLS/

RETAINING WALLS

SITE PLAN CHECKLIST

DRAWING SCALE
SITE PLAN SHOULD BE DRAWN TO A MEASURABLE SCALE.

PROPERTY LINES
SHOW OUTLINE OF PROPERTY USING DASHED LINE IN LEGEND. INDICATE THE BEARING AND DISTANCE OF THE PROPERTY LINE.

LABEL YARDS

LABEL FRONT, REAR, SIDE YARDS, AS WELL AS DRIVEWAYS, PATHWAYS AND ANY OTHER HARDSCAPE.

SETBACKS

DIMENSION THE DISTANCE BETWEEN BUILDINGS AND PROPERTY LINES, AS WELL AS BUILDINGS TO OTHER STRUCTURES. SETBACKS TO SIDE AND REAR PROPERTY SIDE SHALL BE A MINIMUM OF (4' - 0").

EASEMENTS
REFER TO LEGEND. MUST INCLUDE ALL APPLICABLE EASEMENTS. PROPOSED STRUCTURE SHALL COMPLY WITH EASEMENT REQUIREMENTS.

A.

B.

C.

D.

PROVIDE THE EXACT LOCATION AND LABEL ALL OF THE EXISTING &

PROPOSED UTILITIES ON THE SITE PLAN

THIS INCLUDES BUT IS NOT LIMITED TO UTILITIES, POLES, SEPTIC, SEWER, DRAINS, ELECTRICAL, GAS METERS, LINES, AND ANY PHOTOVOLTATIC.

INDICATE SEWER ELEVATION OF LATERAL AND MAIN CONNECTION.

IF ON SEPTIC SYSTEM, PROVIDE DEPARTMENT OF ENVIRONMENTAL

HEALTH (DEH) EXHIBIT WITH LEACH LINES SHOWN AND AREA FOR NEW LEACH LINES. SEWER MAIN EXTENSION MAY BE REQUIRED. INCLUDE

LOCATIONS AND ALL ELEVATIONS OF PROPOSED SEPTIC / SEWER / LEACH LINES. PROVIDE INVERT ELEVATIONS AT CLEANOUT, SEWER MAIN

CONNECTION, ADU CONNECTION, AND AT ANY OTHER CONNECTION POINTS.

PLEASE SPECIFY ON THE PLANS IF THE ADU WILL HAVE NEW

INDEPENDENT SERVICES DIRECTLY FROM THE PUBLIC RIGHT OF WAY

CONNECTION OR IF THE SERVICES WILL BE BRANCHED OFF THE EXISTING MAIN LINES ON THE PROPERTY.

JUSTIFY PIPE SIZES SHOWN ON THE PLAN ARE ADEQUATE FOR THE PROPOSED ADU SERVICES. IF THE SERVICES ARE CONNECTED TO THE

EXISTING MAIN SERVICES, THEN PROVIDE JUSTIFICATION THAT THE

EXISTING MAINS CAN HANDLE THE NEW INCREASED FLOWS OF THE ADU FOR WATER SUPPLY AND SANITARY SEWER SYSTEMS. PLEASE USE 2025 CPC TABLE 610.3, TABLE 610.4, AND SECTION 610.5 FOR JUSTIFICATION.

NOTE, IF USING APPENDIX A SIZING CRITERIA, PLEASE INCLUDE THE CPC APPENDIX A CHART ON THE PLAN.

LABEL STREETS & SIDEWALKS

DIMENSION BUILDING SEPARATION

DIMENSION THE DISTANCE BETWEEN THE PROPOSED ADU AND ANY EXISTING

STRUCTURES

LOT COVERAGE CALCULATION

TOTAL FOOTPRINT AREA FOR STRUCTURES ON SITE / LOT AREA

LOCATION OF RAIN WATER LEADERS

THE ROOF DRAINS SHOULD DRAIN AWAY FROM THE PROPERTY LINES AND INTO THE LANDSCAPE AREA.

SCALE: 1/10" = 1' - 0"EXAMPLE SITE PLAN

SWIMMING POOLS

ALL EXISTING SWIMMING POOLS SHALL BE SHOWN ON THE SITE PLAN AND SHALL HAVE 10' MINIMUM SETBACK TO THE NEW ADU STRUCTURE.

FOOTPRINT OF ALL EXISTING BUILDINGS & STRUCTURES - PLOT THE EXISTING BUILDINGS ONSITE. THIS INCLUDES ALL STRUCTURES / PORCHES / GAZEBOS. INDICATE SQUARE FOOTAGE OF EXISTING RESIDENCE.

NORTH ARROW

PORCHES
THERE SHALL BE NO MORE THAN 30 INCHES MEASURED VERTICALLY TO THE

FLOOR OR GRADE BELOW (INCLUDING FLOORS, STAIRS, RAMPS, AND LANDINGS) ANYWHERE MEASURED LESS THAN 36 INCHES HORIZONTALLY TO THE EDGE OF THE PORCH/SLAB/SURFACE OF THE RAIL. INSECT SCREENING SHALL NOT BE CONSIDERED AS A GUARD.

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

11. 12.

13. 14.

REFER TO GENERAL NOTES SHEET G-101 FOR ADDITIONAL REQUIREMENTS

REFER TO STRUCTURAL PLANS FOR FURTHER INFORMATION

EMERGENCY ESCAPE AND RESCUE OPENINGS SHALL OPEN DIRECTLY INTO A PUBLIC WAY PER 2025 CRC, SECTION 308.1.

NOT LESS THAN 30" OF CLEARANCE IN WIDTH, DEPTH, & HEIGHT SHALL BE PROVIDED TO ACCESS EXTERIOR MECHANICAL EQUIPMENT. SHOW
LOCATION ON SITE PLAN & LABEL (2025 CMC SECTION 304.1 & 2025 CPC 504.3).

PROPOSED ADU IS TO BE FULLY ELECTRIC. INSTALLATION OF A GAS LINE TO THE PROPOSED ADU WILL NOT BE PERMITTED.

CALL BEFORE YOU DIG! CONTACT UNDERGROUND SERVICE ALERT (USA) AT 1-800-227-2600 AT LEAST 2 WORKING DAYS BEFORE EXCAVATING.

UNLESS OTHERWISE NOTED ON THE PLANS, FINISHED GROUND SURFACES SHALL BE GRADED TO DRAIN THE FINISHED SITE PROPERLY WITHIN 10-FEET OF ANY BUILDING FOUNDATION WITH A SLOPE OF 5% AWAY FROM ANY BUILDING OR STRUCTURE. ALL EXTERIOR HARDSCAPE WITHIN 10-FEET OF A BUILDING FOUNDATION SHALL BE INSTALLED WITH A 2% MINIMUM SLOPE AWAY FROM ANY BUILDING OR STRUCTURE. DRAINAGE SWALES SHALL BE A

1.5% MINIMUM SLOPE. ALL GRADED SLOPES SHALL HAVE A MAXIMUM SLOPE OF 3H TO 1V (33%), UNLESS SHOWN OTHERWISE ON THE PLANS.

LOT GRADING SHALL CONFORM AT THE PROPERTY LINES AND SHALL NOT

SLOPE TOWARD PROPERTY LINES IN A MANNER WHICH WOULD CAUSE STORM WATER TO FLOW ONTO NEIGHBORING PROPERTY. HISTORIC

DRAINAGE PATTERNS SHALL NOT BE ALTERED IN A MANNER TO CAUSE DRAINAGE PROBLEMS TO NEIGHBORING PROPERTY.

NEW RAINWATER DOWNSPOUTS SHALL BE DISCONNECTED AND DIRECT RUNOFF TO A LANDSCAPED AREA. DOWNSPOUTS MAY BE CONNECTED TO A

POP-UP DRAINAGE EMITTER IN THE LANDSCAPED AREA OR MAY DRAIN TO

SPLASH BLOCKS OR COBBLESTONES THAT DIRECT WATER AWAY FROM THE BUILDING.

CONTRACTOR TO FIELD VERIFY EXISTING DRAINAGE. IF THE EXISTING

DRAINAGE SYSTEM IS DAMAGED DURING EXCAVATION, CONTRACTOR SHALL

REPAIR AND/OR REROUTE DRAINAGE SYSTEM AND CONNECT TO EXISTING DRAINAGE FACILITY AS NECESSARY.

EXISTING PUBLIC IMPROVEMENTS THAT ARE DAMAGED BY THE PROJECT CONSTRUCTION SHALL BE REPAIRED OR REPLACED. EXISTING DAMAGED

PUBLIC IMPROVEMENTS WITHIN THE PROJECT LIMITS SHALL BE REPAIRED

OR REPLACED EVEN IF THE DAMAGE OCCURRED PRIOR TO THE START OF CONSTRUCTION.

EROSION AND SEDIMENT CONTROL FACILITIES SHALL BE INSTALLED PRIOR TO OCTOBER 1 AND SHALL BE MAINTAINED DAILY UNTIL APRIL 30. THESE

FACILITIES SHALL CONTROL AND CONTAIN EROSION-CAUSED SILT DEPOSITS

AND PROVIDE FOR THE SAFE DISCHARGE OF SILT-FREE STORM WATERS INTO EXISTING STORM DRAIN FACILITIES. EROSION AND SEDIMENT CONTROL

SUPPLIES MUST BE KEPT ON-SITE DURING THE DRY SEASON AND EMPLOYED, AS NECESSARY PRIOR TO AND DURING RAIN EVENTS.

SEASONALLY APPROPRIATE BEST MANAGEMENT PRACTICES FOR THE

FOLLOWING SITE MANAGEMENT CATEGORIES MUST BE IMPLEMENTED YEAR- ROUND: 1) EROSION CONTROL; 2) RUN-ON AND RUN-OFF CONTROL; 3) SEDIMENT CONTROL; 4) GOOD SITE MANAGEMENT; AND 5) NON-
STORMWATER MANAGEMENT.

AN ENCROACHMENT PERMIT WILL BE REQUIRED FOR ANY CONSTRUCTION

ACTIVITY WITHIN A PUBLIC STREET RIGHT OF WAY THAT HAS BEEN ACCEPTED BY THE CITY.

SITE PLAN GENERAL NOTES

LOCATION OF ELECTRICAL PANEL

SEE COVER SHEET FOR PANEL OPTION AND MAXIMUM AMPERAGE FOR THE PROPOSED ADU. ADDITIONAL CALCULATIONS MY BE REQUIRED BASED ON CHOSEN ELECTRICAL PANEL.

DRIVEWAY / PAVED ACCESS

SHOW THE PROPOSED (OR EXISTING) DRIVEWAY / PAVED ACCESS TO THE PROPOSED ADU.
(FOR PLANNING STAFF ONLY) INITIAL WHEN THIS SHEET HAS BEEN REVIEWED. STAFF INITIALS:________________ NOTE: THIS IS AN EXAMPLE SITE PLAN FOR AN INTERIOR
LOT. EXACT LAYOUT, DIMENSIONS, AND BEARINGS SHALL
BE PROVIDED BY OWNER/APPLICANT.
(E) EXISTING (N) NEW
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
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EXAMPLE SITE PLAN

PRE-APPROVED ADU

CITY OF ANTIOCH
AS101
08/19/26

PUBLIC SET
1-HR FIRE CONSTRUCTION

GRADING & DRAINAGE

LOTS SHALL BE GRADED TO DRAIN SURFACE WATER AWAY FROM THE FOUNDATION WALLS. THE GRADE SHALL FALL A MINIMUM OF 6 ” WITHIN THE FIRST 10 FT. (5% SLOPE). WHERE LOT LINES, WALLS, SLOPES OR OTHER PHYSICAL BARRIER PROHIBIT 6” OF FALL WITHIN 10 FT., DRAINS OR SWALES

SHALL BE CONSTRUCTED TO ENSURE DRAINAGE AWAY FROM THE
STRUCTURE. 2025 CRC R401.3, 2025 CBC 1804.4

NEW STRUCTURE ADDRESS
NEW STRUCTURE SHALL BE PROVIDED WITH A NEW APPROVED ADDRESS.

THE ADDRESS SHALL BE LEGIBLE AND PLACED IN A POSITION THAT IS VISIBLE FROM THE STREET OR ROAD FRONTING THE PROPERTY. EACH CHARACTER SHALL BE NOT LESS THAT 4" IN HEIGHT WITH A STROKE WIDTH F NOT LESS THAN 1/2" 2025 CRC SECTION R308.1
IS (N) ADU LESS THAN 5' TO ANY PROPERTY LINE OR 10' FROM ANY ADJACENT BUILDING OR STRUCTURE:

YES, IF YES, FIRE-RATED WALL REQUIRED PER 2025 CRC R302.1 AT LOCATIONS WHERE THE ADU IS LESS THAN 5' FROM THE PROPERTY LINE OR LESS THAN 10' FROM ANY ADJACENT BUILDING OR STRUCTURE.

FIRE RATED WALL DETAILS: 51/A-901 & 52-/A-901
FIREBLOCKING IS REQUIRED IN PROJECTIONS, RAKES AND EAVES. SEE DETAILS: 31/32/A-911, 31/32/A-911W, 11/12/21/22/A-913, 31/32/51/52/A-913W IF YES, PROJECTIONS ARE REQUIRED TO BE 1-HOUR CONSTRUCTION.

HOWEVER, THE FIRE-RESISTANCE RATING SHALL BE PERMITTED TO BE REDUCED TO 0 HOURS ON THE UNDERSIDE OF THE EAVE OVERHANG, IF

FIREBLOCKING IS PROVIDED FROM THE WALL TOP PLATE TO THE

UNDERSIDE OF THE ROOF SHEATHING IF ONE OF THE FOLLOWING SEPARATION DISTANCES ARE MET IN APPROPRIATE TABLE: TABLE 302.1(1) & TABLE 302.1(2).

A) NON-SPRINKLERED & FIRE SEPARATION DISTANCE
PROJECTIONS ARE ≥5'-0"

B) SPRINKLERED & FIRE SEPARATION DISTANCE
PROJECTIONS ARE ≥3'-0"

NO, NO FURTHER ACTION NEEDED

FOOTPRINT OF PROPOSED ADU - PLOT PROPOSED ADU BUILDING
FOOTPRINT. INCLUDE ANY OPTIONAL PORCHES IF SELECTED. INDICATE SQUARE FOOTAGE OF PROPOSED ADU.

IMPERVIOUS SURFACES
IMPERVIOUS SURFACES WITHIN 10' OF THE BUILDING FOUNDATION SHALL BE SLOPED A MINIMUM OF 2% AWAY FROM THE BUILDING. 2025 CRC R401.3, 2025 CBC 1804.4

FOR USE IN CITY OF ANTIOCH ONLY
B30
SCALE:SITE PLAN NORTH ARROW
SITE PLAN TO BE PROVIDED BY APPLICANT REFER TO AS101 FOR EXAMPLE SITE PLAN DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
Autodesk Docs://3981-01_Antioch ADU/3981-01_Antioch ADUs - Composite Model.rvt 8/19/2026 12:06:56 PM

ARCHITECTURAL SITE PLAN

PRE-APPROVED ADU

CITY OF ANTIOCH
AS102
08/19/26

PUBLIC SET

FOR USE IN CITY OF ANTIOCH ONLY
B31
PLAN 3 - SPANISH COLONIAL
PLAN 3 - CALIFORNIA RANCH
DATE
SHEET

THESE PLANS ARE PROVIDED BY THE CITY OF ANTIOCH AS

PART OF THE PRE-APPROVED ADU PROGRAM AND ARE
PUBLIC DOMAIN. THERE CANNOT BE A CHARGE TO
PROVIDE THESE PLANS. NO ALTERATIONS TO THESE PLANS
ARE ALLOWED. ALL ALTERATIONS MUST BE DONE UNDER A

SEPARATE PERMIT ONCE THE BUILDING PERMIT FOR THE

ADU HAS BEEN ISSUED AND FINAL INSPECTION
COMPLETED. IF YOU DO NOT HAVE THE CONSTRUCTION

KNOWLEDGE AND EXPERIENCE TO CONSTRUCT THESE

PLANS WITHOUT FURTHER DETAILS, IT IS RECOMMENDED
YOU HIRE A CONTRACTOR TO DO THE CONSTRUCTION.

THE CITY WILL NOT PROVIDE FURTHER INFORMATION OR

DETAILS AND BUILDING INSPECTORS WILL NOT PROVIDE
STEP BY STEP INSTRUCTIONS IN THE FIELD.

NO. REVISION DATE
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PLAN 3 RENDERINGS

PRE-APPROVED ADU

CITY OF ANTIOCH
A3-100
08/19/26

PUBLIC SET
PLAN 3 - MID-CENTURY MODERN

FOR USE IN CITY OF ANTIOCH ONLY
B32

DOOR DETAIL REFERENCES

HEAD JAMB

LAP SIDING

BOARD & BAT
STUCCO

THRESHOLD

STONE VENEER
/12 A-905 /13 A-905
/12 A-908 /13 A-908
/12 A-907 /13 A-907
/52 A-907 /53 A-907
/24 A-901

WINDOW DETAIL REFERENCES

HEAD JAMB SILL

BOARD & BATTEN
STUCCO

LAP SIDING

STONE VENEER

FLASHING
/31 A-907 /32 A-907 /33 A-907
/22 A-907 /23 A-907 /24 A-907
/22 A-908 /23 A-908 /24 A-908
/22 A-905 /23 A-905 /24 A-905 / /11 A-906
A
A
1 1
28' - 1"
25' - 0"
3' - 6" 7' - 7" 2' - 8" 11' - 3"
11' - 4" 0' - 5" 5' - 5" 10' - 11"
11' - 1" 2' - 8" 11' - 3"
9' - 8"
3' - 1" 3' - 4" 3' - 4" 5' - 9"
2 2
B
B
HALLWAY CL.

BED 2BATH

KITCHEN/DINING

LAUNDRY
LIVING
7' - 4" 7' - 0"
28' - 1"
1' - 11" 1' - 7" 3' - 11" 3' - 8" 2' - 8" 5' - 8" 5' - 7" 5' - 8" 5' - 7"

EQ EQ EQ EQ
4' - 0" 11' - 7"
CL.
3' - 3"
5' - 0"
OPT. COVERED

PORCH - CAL RANCH
4' - 3"
WH
02 01
0604
03 05
01 0906
07 0805
03 02
04 BED 1
CL
6 A3-201
6 A3-201
5 A3-201
5 A3-201
4 A3-201
4 A3-202
1 A3-201
2 A3-201
3 A3-201
1 A3-202
2 A3-202
3 A3-202
6 A3-202
6 A3-202
5 A3-202
5 A3-202
4 A3-203
1 A3-203
2 A3-203
3 A3-203
6 A3-203
6 A3-203
5 A3-203
5 A3-203
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN

NO COVERED
PORCH OPTION:
/3 A3-101
A05A03 C04
A06
B02
C08
A07B14
C01
C01C01
B06
B12
B04
C12
2 A3-204
5 A3-204
8 A3-204
4 A3-204
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ A-903
11 M02
B17
B16
B18

TYPE A (EXAMPLE)

SOLID CORE WOOD

ENTRY DOOR

EXTERIOR
T
TYPE C

SLIDING GLASS

EXTERIOR
T
TYPE D

HOLLOW CORE
WOOD

INTERIOR
TYPE F

HOLLOW CORE WOOD
VENTED (MIN. 100 IN
2 OPENING)

INTERIOR
TYPE E

HOLLOW CORE WOOD

BI-PASS DOUBLE

INTERIOR
TYPE B

SOLID CORE

WOOD EXTERIOR
(VENT AS REQ.)
TYPE G

HOLLOW CORE WOOD
BIFOLD

INTERIOR
A
2 KITCHEN/DINING LIVING
13' - 7" 4' - 0"
4' - 0"
3 A3-204
9 A3-204
G03
CAL
RANCH

SPANISH

COLONIAL
MID-

CENTURY
MODERN
6 A3-204
A
2 KITCHEN/DINING LIVING
5' - 9" 1' - 9" 8' - 6" 1' - 9"
OPT. COVERED

PORCH - SPANISH

COLONIAL
01 02
02 WH LAUNDRY
1' - 6" 3' - 0" 1' - 6"
6 A3-203

WALL LEGEND
EXTERIOR - 5 1/2" WOOD STUD W/ PLYWOOD SHEATHING AND FINISH, SEE ELEV. FOR (EXT.) FINISH. ONE LAYER GYP. WALL BOARD INT. SEE T24 FOR INSULATION. SEE DETAIL: & FOR 1-HR WALL ASSEMBLY

WHEN REQUIRED
INTERIOR - 3 1/2" WOOD STUD W/ ONE LAYER GYP. WALL BOARD EACH SIDE.

ADD BLOCKING AS NEEDED IN THESE LOCATIONS PER DETAIL(S):14/A-903 EXTERIOR - DOUBLE 3 1/2" WOOD STUD W/ PLYWOOD SHEATHING (WITH 2" AIR SPACE) AND FINISH ON BOTH SIDES, SEE ELEV. FOR (EXT.) FINISH.

NOTE: SEE MANUFACTURER LISTINGS FOR IMPROVED ACOUSTIC, MOISTURE, MOLD, & MILDEW-RESISTANT PERFORMANCE PRODUCTS.

NOTE: 5/8" GYP ATTACHED DIRECTLY TO STUDS IS ASSUMED U.N.O.

VERIFY PRODUCT SELECTIONS & REQUIREMENTS, THICKNESS, AND LOCATIONS ON PLANS WITH CONTRACTOR BEFORE CONSTRUCTION. ANY INCREASE IN WALL THICKNESS IS NOT PERMITTTED WHERE MIN. CLEARANCES ARE REQUIRED. INSTALL PER MANUFACTURER'S SPECIFICATIONS.

NOTE: SEE GYPSUM.ORG FOR MORE INFORMATION. POTENTIAL PRODUCTS CAN BE FOUND (BUT ARE NOT LIMITED TO) THE FOLLOWING MANUFACTURERS:

CERTAINTEED.COM, PABCOGYPSUM.COM, GOLDBONDBUILDING.COM. /52 A-901 /51 A-901
A
2 KITCHEN/DINING
LIVING
5' - 0"
1' - 3" 19' - 0"
6' - 1 1/2" 6' - 1 1/4" 6' - 1 3/4"
OPT. COVERED

PORCH - MCM
01 02
LAUNDRYWH02
6 A3-202
A

HORIZONTAL SLIDER
EQ EQ
PER SCHED.

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