PART 1 - GENERAL
1.1 REQUIREMENTS
A. This section describes the requirements for temporary bypass pumping of sewage flows.
When sewage bypass and pumping is required, or the Contractor elects to perform, the Contractor shall submit a Temporary Bypass Plan conforming with the requirements of this Section.
B. Contractor shall provide labor, materials, equipment, and supervision to temporarily provide bypass pumping around the Work. No interruption of sewage flow shall be permitted throughout the duration of the project.
C. Bypass Operation: 24 hours per day during the period of Work. Operation of the bypass system shall be continuously monitored by the Contractor’s personnel.
D. The Contractor shall observe and comply with all Federal, State, and local laws, ordinances, codes, orders, and regulations which in any manner affect the conduct of the work, specifically as they relate to wastewater discharges, spills, or overflows to the environment. The Contractor shall be fully responsible for preventing wastewater discharges, spills or overflows ; containing the wastewater ; and recovery and legal disposal of wastewater. The Contractor shall be responsible for payment of any fines or penalties assessed against the Agency and for claims and liability arising from negligent or willful discharge of wastewater including attorney fees and costs associated with defending any action against the Agency resulting from such discharges, spills or overflows.
E. The Contractor shall not interrupt existing services and/or facility operations which may cause a wastewater discharge, spill or overflow. The Contractor will be charged for all costs associated with the Agency’s efforts if they are dispatched to the discharge, spill or overflow.
F. The Contractor is prohibited from discharging any groundwater, stormwater or hazardous waste encountered during construction project without prior written approval by the San Diego Regional Water Quality Control Board and the Encina Wastewater Authority. Refer to the General Provisions Section 7-8.6.
G. The Contractor is responsible for noise attenuation equipment and odor control measures if determined necessary by the Agency or County based on site conditions and impact to adjacent property owners.
H. The Contractor is responsible for contacting property owners and business that are affected by the construction activities to inform them of the W ork and the estimated schedule. Written notice shall be delivered to each home or business in accordance with the Gener al Provisions . A doorhanger notice to residential properties template is available from Agency.
I. Two (2) working days prior to any work affecting a sewer lateral, a follow-up notice shall be delivered to each home or business. The notice shall instruct occupants to minimize SECTION 02960 – TEMPORARY SEWER BYPASS PUMPING
CONTRACT NO. 5548-A TEMPORARY SEWER BYPASS PUMPING
water usage on the day of the work and to fill floor drain traps with water to prevent potential odors.
1.2 SUBMITTALS
A. The Contractor shall submit a Temporary Bypass Pumping Plan (Plan) to the Agency at least fourteen (14) days prior to the implementation of flow diversion/bypass.
1. The Plan shall indicate the sequence of construction and the diversion operations and all other operations the Contractor will establish to maintain wastewater service during the diversion/bypass period.
2. The Plan shall be reviewed and approved by the Agency before flow can be diverted/bypassed. No deviation from the approved diversion/bypass plan will be allowed without prior approval from the Agency.
3. The Plan shall include a n Overflow Emergency Response Plan (OERP) indicating the procedures, personnel, equipment, and activities that will be implemented in the event of a wastewater discharge, spill or overflow to the environment, or diversion system failure. The Contractor shall be responsible for implementation of the OERP in accordance with this Section.
B. Bypass Pumping Plan.
1. Provide for each bypass pumping scenario for the project. Bypass pumping plan shall include at least the following:
a. A plan view drawing to graphically show the location of the bypass pumping equipment and appurtenances.
b. Staging areas for pumps.
c. Sewer plugging method and types of plugs.
d. Size and location of manholes or access points for suction and discharge piping. e. Size of pipeline or conveyance system to be bypassed. f. Number, size, material, location and method of installation and protection of suction and discharge piping.
g. Bypass pump sizes, capacities, and number of each size to be provided on-site including all primary, secondary, and spare pumping units. h. Calculations of static lift, friction losses, and flow velocity for selection of pumps and piping and pump head-capacity curves and operating ranges. i. System pressure for calculation of hydrostatic testing requirements. j. Downstream discharge plan.
k. Method of protecting discharge manholes or structures from erosion and damage.
l. Temporary pipe supports and anchoring requirements.
m. Thrust and restraint block sizes and locations. Provide the details necessary to demonstrate the integrity of all suction and discharge piping. n. Sections showing suction and discharge pipe depth, embedment, select fill and special backfill.
o. When required, s ound attenuation features for each pump and any additional equipment that is included in the Bypass Pumping Plan.
p. Access plans to all bypass pumping locations indicated on the drawings. q. Schedule for installation, testing and maintenance of bypass pumping system. r. Emergency plan for adverse weather and flooding.
SECTION 02960 – TEMPORARY SEWER BYPASS PUMPING
CONTRACT NO. 5548-A TEMPORARY SEWER BYPASS PUMPING
s. Contractor’s plan for providing continuous monitoring of the bypass pumping operation as well as the monitoring persons’ qualifications. t. Flow-thru plugs: If flow-thru plugs are utilized for bypass, provide detailed design including, but not limited to, the flow-thru pipe size(s), configuration and location, and a capacity analysis to verify plug capacity vs design flow. The flow-thru plug shall be tethered or adequately braced during all diversion activities.
2. Subject to the approval of the Agency, if bypass pumping is not required for a location, the Contractor may elect to plug and vactor sewage flows for the duration of the Work . The Contractor shall submit a plug and vactor plan for each location which shall include at least the following:
a. Sewer plugging method and types of plugs.
b. Size of pipeline or conveyance system to be bypassed. c. Duration of plugging and calculated volume of sewage, including elevation of sewage head.
d. Emergency plan for adverse weather and flooding for various phases of the Work.
e. Contractors plan for providing continuous monitoring of the sewage flows as well as the monitoring persons’ qualifications.
3. Emergency Contact List: Provide three emergency contacts who are able to respond and be on site within two hours of contact. Provide name, cell phone, and email addresses. List shall be posted in a conspicuous location at the bypass pump location.
C. Overflow Emergency Response Plan (OERP)
1. The OERP shal l be developed to respond to any construction related wastewater discharge, spill or overflow to the environment. The Contractor’s OERP shall not rely on Agency personnel for emergency response, but they may be dispatched, at the Agency’s discretion and/or availability, to assist the Contractor . If the Agency’s personnel respond, the Contractor shall be responsible for all associated costs.
2. The Contractor is prohibited from unauthorized discharge of any wastewater, groundwater, storm water, or hazardous waste encountered during the construction project.
3. The Contractor shall immediately contact the Agency upon discovery or knowledge of an unauthorized discharge and proceed to control, contain or capture such discharge to the maximum extent possible. The Contractor shall cooperate with the Agency for the Agency’s reporting requirements for the unauthorized discharge.
4. The OERP shall include at a minimum:
a. Identification of environmentally sensitive areas that could be affected by a wastewater discharge, spill or overflow, including but not limited to, waterways, channels, catch basins and entrances to existing underground storm drains. b. An emergency notification procedure the complies with the state and federal requirements including but not limited to, California Health and Safety Code Section 5411.5. The Contractor shall designate primary and secondary representatives, their respective home and mobile phone numbers. Agency contacts for City Contractors shall also be listed.
c. Identification of personnel and equipment/tools that will be utilized in the event of a wastewater discharge, spill or overflow to the environment. Include an SECTION 02960 – TEMPORARY SEWER BYPASS PUMPING
CONTRACT NO. 5548-A TEMPORARY SEWER BYPASS PUMPING
emergency team with arrangements for backup personnel and equipment. The emergency response team shall be able to dispatch to the site 24 hours a day, 7 days a week including weekends and holidays to respond immediately to any wastewater discharge, spill or overflow to the environment related to the Project work.
d. Identification of downstream public water systems.
e. Identification of owners of storm water inlets in the immediate vicinity. f. Step-by-step procedures to contain, control, and minimize wastewater discharges, spills or overflows to the environment.
5. At the pre-construction meeting, the Contractor will be provided with a list of Agency representatives to contact in case of a wastewater discharge, spill, or overflow to the environment. These contacts shall be added to the OERP.
6. The Contractor cannot begin work until the Agency has approved the OERP in writing. An approved copy of the OERP shall be available on the job site at all times.
7. It is the Contractor’s responsibility to assure that all employees, including subcontractors, know and obey all emergency procedures included in the OERP.
PART 2 - PRODUCTS (NOT USED)
PART 3 - EXECUTION
3.1 GENERAL
A. The Contractor shall notify the Engineer 48 hours prior to bypassing or diverting flow in any of the pipelines or laterals. Notification shall include location of bypass, when bypass will be activated, and length of time bypass will be in place.
B. Contractor shall maintain sufficient equipment and materials on site to ensure continuous and successful operation of the bypass systems. The Contractor shall maintain spare valves, pumps, tees, elbows, connections, tools, sewer plugs, piping, fuel and/or back - up generator, and other parts or system hardware to ensure immediate repair or modification of any part of the system as necessary.
C. Bypass piping cannot be placed within private property without the written approval of the Agency.
3.2 BYPASS PUMPING EQUIPMENT
A. All equipment, including but not limited to vactors and pumps shall be fully installed, operational, and ready for immediate use.
B. Noise Restrictions
1. Pumps and generators shall keep the noise level below 70 dBA at 30 feet.
2. Equipment used in residential areas or night time operation shall have sound attenuation enclosures.
C. Capacity
SECTION 02960 – TEMPORARY SEWER BYPASS PUMPING
CONTRACT NO. 5548-A TEMPORARY SEWER BYPASS PUMPING
1. Pumps and bypass lines shall be of adequate capacity and size to handle all sewer flow. The bypass pumping equipment shall be sized to handle 100% of the required flows:
Average dry weather flow: As shown on the Plans
Peak wet weather flow: As shown on the Plans
2. Bypass lines, fittings and all accessories shall withstand twice the maximum pressure required for bypassing and shall be in good working condition.
3. The Contractor is responsible for verifying the actual peak flow rate and designing the flow diversion/bypass pumping system.
4. Spare pumps and generators, with a total capacity equal to 100% of the peak flows, must also be supplied to provide 100% redundancy.
D. The Contractor shall perform the necessary maintenance and repairs on the flow bypass system, and exercise and ensure the operation of the backup pumps . The Contractor shall operate backup pumps for a minimum of 25% of the total bypass time on a daily basis
E. The Contractor shall provide one dedicated fuel tank for each pump/generator if fuel/generator driven pumps are used. Each fuel tank shall have a fuel level indicator.
The Contractor shall continuously monitor the fuel level in the tanks and ensure that the fuel level does not drop below a level equivalent of two hours of continuous flow diversion system operation. The Contractor shall protect the fuel supply from contamination. This could include but is not limited to fuel line water traps, fuel line filters, and protecting fuel stores from precipitation. The Contractor shall also monitor all hoses and repair leaks immediately.
F. The bypass pumping system shall be manned at all times, including any bypass pumping performed after normal work hours, weekends and holidays.
3.3 PROTECTION
A. Contractor shall mark and protect suction and discharge pipes.
B. The Contractor shall inspect the entire bypass pumping and piping system for leaks or spills on a continuous basis.
C. No bypassing to the ground surface, receiving waters, storm drains, or bypassing which results in soil or groundwater contamination or any potential health hazards shall be permitted.
D. In the event of any sewage spill the Contractor shall follow the approved OERP and the steps outlined in Paragraph 3.4.
3.4 WASTERWATER DISCHARGE EVENT
A. In event of wastewater discharge, spill, or overflow to the environment, the Contractor shall:
SECTION 02960 – TEMPORARY SEWER BYPASS PUMPING
CONTRACT NO. 5548-A TEMPORARY SEWER BYPASS PUMPING
1. Immediately implement the OERP without direction from the Agency , to control and contain the discharge, spill, or overflow.
2. Contact Agency personnel immediately. Information to provide shall include at minimum, the following:
a. Location of discharge, spill, or overflow
b. Start time of discharge, spill, or overflow
c. Duration if already terminated, or expected duration if in progress d. Estimated wastewater volume spilled
e. Cause (if known)
f. Control measures implemented
g. Type of remedial and/or clean up measures taken
h. Description of affected or potentially affected sensitive areas such as waterways, channels, catch basins and entrances to existing underground storm drains
3. Based on the above information, the Agency will determine if the discharge, spill or overflow is contained, and whether Agency personnel should be dispatched to the site. If dispatched, the Contractor shall be responsible for all costs incurred by the Agency as associated with the discharge, spill, or overflow.
4. Contact owner of stormwater inlets if discharge, spill or overflow enters stormwater system.
5. Report the spill to the applicable jurisdictional agency following the procedures in the OERP.
B. The Contractor shall, within 24 hours of the wastewater discharge, spill or overflow, submit to the Agency a written Wastewater Discharge Incident Report.
C. The Agency will evaluate the need for procedural changes to avoid further discharges, spills or overflows and the Contractor shall implement such changes immediately at no additional cost to the Agency . The Agency may institute further corrective actions, as deemed necessary.
D. The Contractor shall not damage existing public and private improvements, interrupt existing services and/or facility operations which may cause a wastewater discharge, spill or overflow to the environment. Any utility and/or improvement which is damaged by the Contractor shall immediately be repaired at the expense of the Contractor.
E. Once the discharge, spill or overflow has been contained and the situation causing the event has been stabilized, the Contractor shall restore the affected areas to original condition.
3.5 FIELD QUALITY CONTROL
A. Hydrostatic Pressure Test:
1. Notify the Engineer 24 hours prior to testing. The test shall be observed by an Agency Representative.
2. Attach bulkheads, isolation valves and pressure gauges to the piping to be tested.
3. Fill the discharge piping with potable water and seal the piping on both ends. The Contractor shall be responsible for securing potable water supply.
SECTION 02960 – TEMPORARY SEWER BYPASS PUMPING
CONTRACT NO. 5548-A TEMPORARY SEWER BYPASS PUMPING
4. Test the discharge piping with maximum pressure equal to 2.0 times the maximum operating pressure or 50 psi, whichever is greater for a period of 30 minutes.
5. If no leaks are observed after the test period, the line may be placed in service.
B. Inspection:
1. Operator shall inspect temporary bypass pumping and piping system at a minimum of every hour.
2. Operator shall continuously monitor the flow levels downstream and upstream of the flow diversion to detect any possible failure that may cause a wastewater discharge.
3. Keep written inspection log at each pumping location. Provide weekly copies to the Agency in a manner acceptable to the Agency.
C. Maintenance:
1. The Contractor shall inspect and maintain the bypass system daily, including the backup system.
2. The Contractor shall submit maintenance procedures and frequency to the Agency prior to any flow bypass.
3. The Contractor shall maintain a log of system operation and inspection, maintenance and repair records, and provide copies to the Agency upon request in a manner acceptable to the Agency.
3.6 CLEAN-UP
A. The bypass pumping system shall be flushed with potable water and drained prior to being dismantled and moved to the next location. Drain residual wastewater from the piping system into the Agency sewer main prior to disassembly, taking care to avoid wastewater spills.
B. Upon completion of bypass pumping operation, clean disturbed areas, restoring to original condition, including pavement restoration, at least equal to that which existing prior to start of Work.
3.7 SCHEDULING
A. The bypassing system shall not be shut down between shifts, on holidays or weekends, or during work stoppages.
B. The bypass system shall have a trained and qualified attendant on site 24 hours per day, 7 days per week to maintain the bypass pumping system from the start of bypass until the bypassing of the specific pipeline is no longer required.
END OF SECTION
APPENDIX A
DOOR HANGER TEMPLATE
APP ENDIX “A”
CITY OF CARLSBAD
UTILITY WORK
ABC CONTRACTORS
OFFICE # (760) XXX-XXXX
FIELD # (760) XXX-XXXX
Dear resident:
As a part of the City of Carlsbad’s ongoing
program to maintain its utilities , existing utility
infrastructure will be replaced and the street
resurfaced in your neighborhood. This
construction will require the closing of your street,
from ______ St. to ______ Ave. to through traffic
on:
MON. TUE. WED. THU. FRI.
DATES: XX / XX / XX to XX / XX / XX
TIME: _ AM to PM__
If you don’t plan to leave your home by 7:00 A.M.
on the above date(s), please park your car on an
adjacent street that will not be affected by
construction. Please do not drive, walk on, walk
pets, play, or skate in the areas of construction
work.
U.S. m ail delivery and trash pickup will not be
impacted.
If you have a moving company or other services
requiring vehicle access scheduled for these
date(s), please call and inform the Contractor of
the date and time.
Please contac t ABC Contractors at the above
phone number if you have questions regarding
the work.
If you have any concerns which cannot be
addressed by the Contractor, you may call the
City’s Project Inspector @ (xxx) xxx-xxxx.
Thank you for your cooperation as we work to
make a better City of Carlsbad.
APPENDIX B
SWPPP TEMPLATE
VALLEY STREET
SEE SHEET 3 FOR DETAILS
PLANT
BUILDING3000
CHILLER
STORM WATER POLLUTION PREVENTION NOTES
APN :
TIER 2 CITY STORM WATER POLLUTION PREVENTION PLAN (TIER 2 SWPPP) AREA OF DISTURBANCECONSTRUCTION THREAT: OWNER/APPLICANT: SITE ADDRESS:EMERGENCY CONTACT :
2 1
PROJECT NAME:
SHEET INDEX:
TIER 2
OWNER'S CERTIFICATION:
STAMP
IF
APPLICABLE
WEATHER TRIGGERED ACTION PLAN
VICINITY MAP
LEGEND
CASQA DesignationConstruction Activity(BMP) DescriptionBest Management Practice* Erosion Control
Sediment Control BMPs
BMPs
Tracking
Control BMPs
Non-Storm WaterManagement BMPs
Waste Management and Materials
Pollution Control BMPs
BEST MANAGEMENT PRACTICES (BMP) SELECTION TABLE
GENERAL SITE MANAGEMENT REQUIREMENTS
THE FOLLOWING GENERAL SITE MANAGEMENT REQUIREMENTS SHALL BE ADHERED TO THROUGHOUT THE DURATION OF THE CONSTRUCTION WORK (YEAR ROUND).
1. IN CASE EMERGENCY WORK IS REQUIRED, CONTACT.· _____ FROM-· __ _ AT (TEL.NO.} _______ _
2. DEVICES SHOWN ON CITY APPROVED PLANS SHALL NOT BE MOVED OR MODIFIED WITHOUT THE APPROVAL OF THE ENGINEERING INSPECTOR.
3. THE CONTRACTOR SHALL RESTORE ALL EROSION CONTROL DEVICES TO WORKING ORDER TO THE SATISFACTION OF THE CITY ENGINEER AFTER EACH RUN-OFF PRODUCING RAINFALL.
4. THE CONTRACTOR SHALL INSTALL ADDITIONAL EROSION CONTROL MEASURES AS MAY BE
REQUIRED BY THE CITY ENGINEER DUE TO UNCOMPLETED GRADING OPERATIONS OR UNFORSEEN CIRCUMSTANCES WHICH MAY ARISE.
5. THE CONTRACTOR SHALL BE RESPONSIBLE AND SHALL TAKE NECESSARY PRECAUTIONS
TO PREVENT PUBLIC TRESPASS ONTO AREAS WHERE IMPOUNDED WATERS CREA TE A HAZARDOUS CONDITION.
6. GRADING AREAS AROUND THE PROJECT PERIMETER MUST DRAIN AWAY FROM THE FACE OF SLOPE AT THE CONCLUSION OF EACH WORKING DAY.
7. ALL REMOVABLE PROTECTIVE DEVICES SHALL BE IN PLACE AT THE END OF EACH WORKING DAY WHEN FIVE (5) DAY RAIN PROBABILITY FORECAST EXCEEDS FORTY PERCENT (40%}. SILT AND OTHER DEBRIS SHALL BE REMOVED AFTER EACH RAINFALL.
8. ALL GRAVEL BAGS SHALL CONTAIN J/4 INCH MINIMUM AGGREGATE.
9. ALL EXPOSED DISTURBED AREAS MUST HA VE EROSION PROTECTION BMPs PROPERLY INSTALLED. THIS INCLUDES ALL BUILDING PADS, UNFINISHED ROADS, AND SLOPES.
10. ADEQUATE PERIMETER PROTECTION BMPs MUST BE INSTALLED AND MAINTAINED AND
WILL BE UPGRADED, IF NECESSARY, TO PROVIDE SUFFICIENT PROTECTION FROM RUNOFF DURING RAIN EVENTS.
71. ADEQUATE SEDIMENT CONTROL BMPs MUST BE INSTALLED AND MAINTAINED.
12. ADEQUATE BMPs TO CONTROL OFFS/TE SEDIMENT TRACKING MUST BE INSTALLED AND MAINTAINED.
1J. A MINIMUM OF 125% OF THE MATERIAL NEEDED TOO INSTALL STANDBY BMPs TO
PROTECT THE EXPOSED AREAS FROM EROSION AND PREVENT SEDIMENT DISCHARGES, MUST BE STORED ONSITE. AREAS ALREADY PROTECTED FROM EROSION USING PHYSICAL STAB/LIZA TION OR ESTABLISHED VEGETATION STAB/LIZA TION BMPs ARE NOT CONSIDERED TO BE "EXPOSED" FOR PURPOSES OF THIS REQUIREMENT.
14. THE OWNER/DEVELOPER/CONTRACTOR MUST FOLLOW "WEATHER TRIGGERED" ACTION PLAN AND BE ABLE TO DEPLOY STANDBY BMPs TO PROTECT THE EXPOSED PORTIONS OF THE SITE WITHIN 48 HOURS OF A PREDICTED STORM EVENT (A PREDICTED STORM EVENT IS DEFINED AS A 40% CHANCE OF RAIN WITHIN A 5-DA Y NATIONAL WEATHER SERVICE FORECAST). ON REQUEST, THE OWNER/DEVELOPER/CONTRACTOR MUST PROVIDE PROOF OF THIS CAPABILITY.
75. DEPLOYMENT OF PHYSICAL OR VEGETATION EROSION CONTROL BMPs MUST COMMENCE AS SOON AS SLOPES ARE COMPLETED. THE OWNER/DEVELOPER/CONTRACTOR MAY NOT RELY
ON THE ABILITY TO DEPLOY STANDBY BMP MATERIALS TO PREVENT EROSION OF SLOPES THAT HA VE BEEN COMPLETED.
16. THE AREA THAT CAN BE CLEARED, GRADED, AND LEFT EXPOSED AT ONE TIME IS
LIMITED TO THE AMOUNT OF ACREAGE THAT THE CONTRACTOR CAN ADEQUATELY PROTECT PRIOR TO A PREDICTED RAIN EVENT. FOR LARGER SITES, GRADING SHOULD BE PHASED.
IT MAY BE NECESSARY TO DEPLOY EROSION AND SEDIMENT CONTROL BMPs IN AREAS THAT
ARE NOT COMPLETED, BUT ARE NOT ACTIVELY BEING WORKED BEFORE ADDITIONAL GRADING IS ALLOWED TO PROCEED, AT THE DISCRETION OF THE CITY INSPECTOR.
17. ALL DISTURBED AREAS THAT ARE NOT COMPLETED AND/OR NOT BEING ACTIVELY GRADED MUST BE FULLY PROTECTED FROM EROSION IF LEFT FOR 14 OR MORE DAYS. THE ABILITY TO INSTALL BMP MATERIALS IN A PROMPT MANNER IS JiflI SUFFICIENT. BMPs NEED TO BE INSTALLED IN THESE AREAS.
18. BMPs MUST BE STOCKPILED AT VARIOUS LOCATION THROUGHOUT THE PROJECT SITE THROUGHOUT THE YEAR. WHENEVER THERE IS A 40% CHANCE OR GREATER OF A RAIN WITHIN A THREE (J) DAY FORECAST, THE INSPECTOR WILL VERIFY THAT BMPs ARE ADEQUATELY STOCKPILED. BMPs MUST BE STOCKPILED AND READY FOR DEPLOYMENT WHEN THERE IS 50% CHANCE OF RAIN WITHIN A 48 HOUR FORECAST. FAILURE TO COMPLY WITH
THIS REQUIREMENT COULD RESULT IN THE ISSUANCE OF A STOP WORK NOTICE OR OTHER ENFORCEMENT ACTION.
19. ALL TREATMENT AND EROSION CONTROL BMPs MUST BE INSPECTED WEEKLY AND PRIOR TO A FORECASTED RAIN EVENT OF GREATER THAN 50%, AND AFTER A RAIN EVENT.
IN ADDITION, TREATMENT CONTROL BMPs MUST BE SERVICED AS NEEDED THROUGHOUT THE YEAR.
20. IF SELECTED BMP FAILS DURING A RAIN EVENT, IT MUST BE REPAIRED OR IMPROVED OR REPLACED WITH AN ACCEPTABLE ALTERNATE AS SOON AS IT IS SAFE TO DO SO. THE
FAILURE OF A BMP INDICATES IT WAS NOT ADEQUATE FOR THE CIRCUMSTANCES IN WHICH IT WAS USED. REPAIRS AND REPLACEMENT MUST THEREFORE PUT A MORE ROBUST BMP MEASURE IN PLACE.
21. ALL CONSTRUCTION EMPLOYEES MUST BE TRAINED ON THE IMPORTANCE OF STORM WATER POLLUTION PREVENTION AND BMP MAINTENANCE.
THE DEVELOPER SHALL DEPLOY STANDBY BEST MANAGEMENT PRACTICE MEASURES TO COMPLETELY PROTECT THE EXPOSED PORTIONS OF THE SITE WITHIN 48 HOURS OF A PREDICTED STORM EVENT ( A PREDICTED STORM EVENT IS DEFINED AS A FORECASTED, 40% CHANCE OF RAIN BY THE NATIONAL WEATHER SERVICE), IN ADDITION TO BMPs IMPLEMENTED
YEAR-ROUND INCLUDING PERIMETER CONTROL, WIND EROSION CONTROL, TRACKING, NON-STORM WATER CONTROL, WASTE MANAGEMENT, AND MA !£RIALS POLLUTION CONTROL.
THE NATIONAL WEATHER SERVICE FORECAST SHALL BE MONITORED AND USED BY THE DEVELOPER ON A DAILY BASIS. IF PRECIPITATION IS PREDICTED {40% CHANCE OF
RAIN), THEN THE NECESSARY WATER POLLUTION CONTROL PRACTICES SHALL BE DEPLOYED WITHIN 48 HOURS AND PRIOR TO THE ONSET OF THE PRECIPITATION.
THE DEPLOYMENT OF THE BMPS SHALL INCLUDE BUT NOT BE LIMITED TO GRAVEL BAGS AND SILT FENCES. A MINIMUM OF 125% OF THE MATERIAL NEEDED TO INSTALL STANDBY BEST
MANAGEMENT PRACTICES MEASURES TO PROTECT THE EXPOSED AREAS FORM EROSION AND PREVENT SEDIMENT DISCHARGES MUST BE STORED ON-SITE. AREAS THAT HAVE ALREADY
BEEN PROTECTED FROM EROSION USING PHYSICAL STAB/LIZA TION OR ESTABLISHED
VEGETATION STAB/LIZA TION BMPS AS DETERMINED BY THE CITY OF CARLSBAD ARE NOT CONSIDERED TO BE "EXPOSED" FOR THE PURPOSES OF "WEA THER TRIGGERED ACTION PLAN".
AN ADEQUATE SOURCE OF EQUIPMENT AND WORKERS SHALL BE AVAILABLE FOR DEPLOYMENT OF "WEATHER TRIGGERED BMPS~
EROSION CONTROL HYDROSEEDING. PLANTING AND /RR/GA TION
7. ALL PERMANENT AND TEMPORARY EROSION CONTROL PLANTING AND /RR/GA TION SHALL BE INSTALLED AND MAINTAINED AS REQUIRED IN SECTION 272 OF THE STANDARD SPECIF/CATIONS AND THE FOLLOWING:
A HYDROSEEDING SHALL BE APPLIED TO:
I ALL SLOPES THAT ARE GRADED 6: 1 {HORIZONTAL TO VERTICAL) OR STEEPER WHEN THEY ARE.·
a. THREE FEET OR MORE IN HEIGHT AND ADJACENT TO PUBLIC
WALL OR STREET.
b. ALL SL OPES 4 FEET OR MORE IN HEIGHT.
2 AREAS GRADED FLATTER THAN 6:1 WHEN ANY OF THE
FOLLOWING CONDITIONS EXIST.·
a. NOT SCHEDULED FOR IMPROVEMENTS {CONSTRUCTION OR
GENERAL LANDSCAPING} WITHIN 60 DAYS OF ROUGH GRADING.
b. IDENTIFIED BY THE PARKS AND RECREATION DIRECTOR AS
HIGHL Y VISIBLE TO THE PUBLIC.
c. HA VE ANY SPECIAL CONDITION IDENTIFIED BY THE CITY
ENGINEER THAT WARRANTS IMMEDIATE TREATMENT.
B HYDROSEEDING AREAS SHALL BE /RR/GA TED IN ACCORDANCE WITH THE FOLLOWING CRITERIA:
1 ALL SLOPES THAT ARE GRADED 6: 1 OR STEEPER AND THAT ARE.· a. THREE TO EIGHT FEET IN HEIGHT SHALL BE IRRIGATED BY HAND
WATERING FROM QUICK COUPLERS/HOSE BIBS OR A
CONVENTIONAL SYSTEM OF LOW PRECIPITATION SPRINKLER
HEADS PROVIDING 100% COVERAGE.
b. GREATER THAN 8 FEET IN HEIGHT SHALL BE WATERED BY A
CONVENTIONAL SYSTEM OF LOW PRECIPITATION SPRINKLER HEADS PROVIDING 100% COVERAGE.
2 AREAS SLOPED LESS THAN 6: 1 SHALL BE !RR/GA TED AS APPROVED BY THE CITY ENGINEER, PRIOR TO HYDROSEEDING. THE DEVELOPER SHALL
SUBMIT A PROPOSED SCHEME TO PROVIDE /RR/GA TION TO THE CITY ENGINEER. THE PROPOSAL SHALL BE SPECIFIC REGARDING THE
NUMBERS, TYPE, AND COSTS OF THE ELEMENTS OF THE PROPOSED SYSTEM.
J /RR/GA TION SHALL MAINTAIN THE MOISTURE LEVEL OF THE SOIL AT THE OPTIMUM LEVEL FOR THE GRADING OF THE HYDROSEEDED GROWTH.
C HYDROSEEDING MIX SHALL CONSIST OF ALL OF THE FOLLOWING:
I SEED MIX SHALL CONSIST OF NO LESS THAN:
a. 20 lbs. PER ACRE OF ROSE CLOVER
b. 20 lbs PER ACRE OF ZORRO FESCUE
c. Jibs PER A CR£ OF E SCHOOL CIA CALIFORNICA
d. 4 lbs PER ACRE OF ACHILLEA MILLEFOLIA
e. Jibs PER ACRE OF ALYSSUM (CARPET OF SNOW}
f. 1/2 lb. PER ACRE IF DIMORPHOLECA
g. ITEMS c, d, e, AND f OF THIS SUBSECTION MAY BE OMITTED ON
VISIBLE FROM EITHER A PUBLIC STREET OR RESIDENTIAL
STRUCTURES.
h. ITEM a OF THIS SUBSECTION MUST BE INOCULATED WITH A
NITROGEN FIXING BACTERIA AND APPLIED DRY EITHER BY
DRILLING OR BROADCASING BEFORE HYDROSEEDING.
i. ALL SEED MA !£RIALS SHALL BE TRANSPORTED TO THE JOBS/TE
IN UNOPENED CONTAINERS WITH THE CALIFORNIA DEPARTMENT
OF FOOD AND A GR/CUL TUR£ CER TIFICA TION TAG A TT ACHED TO, OR PRINTED ON SAID CONTAINERS.
j NON-PHYTO-TOX/C WETTING AGENTS MAY BE ADDED TO THE
HYDROSEED SLURRY AT THE DISCRETION OF THE CONTRACTOR.
2 TYPE 1 MULCH APPLIED AT THE RA TE OF NO LESS HAN 2000 lbs PER ACRE. TYPE 6 MULCH (STRAW) MAY BE SUBSTITUTED, WHEN STRAW IS USED,
IT MUST BE ANCHORED TO THE SLOPE BY MECHANICALLY PUNCHING NO LESS THAN 50% IF THE STRAW INTO THE SOIL.
3 FERTILIZER CONSISTING OF AMMONIUM PHOSPHATE SULFA TE, 16-20-0 WITH 15% SULPHUR APPLIED AT THE RA TE OF 500 lbs. PER ACRE.
D AREAS TO BE HYDROSEEDED SHALL BE PREPARED PRIOR TO HYDROSEEDING:
I ROUGHENING THE SURFACE TO BE PLANTED BY ANY OR A
COMB/NA TION OF:
a. TRACK WALKING SLOPES STEEPER THAN 6: 1.
b. HARROWING AREAS 6: 1 OR FLA TTE.R THAT ARE SUFFICIENTLY FRIABLE.
2 AREAS GRADED FLATTER THAN 6: 7 WHEN ANY OF THE FOLLOWING CONDITIONS EXIST:
a. ADJUSTING THE SURFACE SOIL MOISTURE TO PROVIDE A DAMP BIT NOT SATURATED SEED BED.
b. THE ADDITION OF SOIL AMENDMENTS, PH ADJUSTMENT, LEACHING
COVERING SALINE SOILS TO PROVIDED VIABLE CONDITIONS FOR GROWTH.
E HYDROSEEDING AREAS SHALL BE MAINTAINED TO PROVIDE A VIGOROUS GROWTH
UNTIL THE PROJECT IS PERMANENTLY LANDSCAPED OR, FOR AREAS WHERE
HYDROSEEDING IS THE PERMANENT LANDSCAPING, UNTIL THE PROJECT IS COMPLETED AND ALL BONDS RELEASED.
2. ALL SLOPES SHALL HA VE /RR/GA TION INSTALLED AND BE STABILIZED, PLANTED AND/OR HYDROSEEDED WITHIN TEN {10) DAYS OF THE TIME WHEN EACH SLOPE IS BROUGHT TO GRADE AS SHOWN ON THE APPROVED GRADING PLANS.
J. SHOULD GERM/NATION OF HYDROSEEDED SLOPES FAIL TO PROVIDE EfflCIENT COVERAGE OF GRADING SLOPES {90% COVERAGE) PRIOR TO OCTOBER I, THE SLOPES SHALL
BE STABILIZED BY AN APPROPRIATE EROSION CONTROL MA TT/NG MATERIAL APPROVED BY THE PUBLIC WORKS INSPECTOR.
4. LANDSCAPING SHALL BE ACCOMPLISHED ON ALL SLOPES AND PADS AS REQUIRED BY
THE CITY OF CARLSBAD LANDSCAPE MANUAL, THE LANDSCAPING PLANS FOR THIS PROJECT OR AS DIRECTED BY THE CITY ENGINEER OF PLANNING DIRECTOR.
5. THE OWNER/APPLICANT SHALL ENSURE THAT ALL CONTRACTORS SHALL
COORDINATE THE WORK OF THIS CONSTRUCTION SWPPP SHOWN ON ANY GRADING
PLANS, LANDSCAPE AND /RR/GA TION PLANS, AND IMPROVEMENT PLANS AS REQUIRED FOR THIS PROJECT WORK.
CITY OF OCEANSIDE
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Drillina IBorinq
Concrete/Asohalt Sawcuttinq
Concrete Fla/work
Pavina
Conduit /Pioe Installation
Stucco/Mortar Work
Waste Disoosal
Stoaino /Lay Down Area
Eouioment Maintenance and Fuelino
Hazardous Substance Use/Storaae
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Site Access Acrass Dirt
Other Oist ):
Instructions:
1. Check the box to the left of of/ applicable construction activity (first column) expected to occur during construction.
2. Located along the top of the BMP Table is a list of BMP's with it's corresponding California Stormwater Quality Association (CASQA) designation number. or more BMPs you intend to use during construction from the list. Check the box where the chosen activity row intersects with the BMP column.
Choose one
3. Refer to the CASQA construction handbook for in formation and details of the chosen BMPs and how to apply them to the project. {DELETE ITEMS NOT USED ON THE SITE MAP)
DESCRIPTION
EC-10, VELOCITY DISS/PA TION
SE -1, SILT FENCE
SE-5, FIBER ROLL
SE-6, GRAVEL BAG
-,.
SYMBOL
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I UNDERSTAND AND ACKNOWLEDGE THAT I MUST.· (I) IMPLEMENT BEST MANAGEMENT PRACTICES (BMPs) DURING CONSTRUCT/ON ACTIVITIES
TO THE MAXIMUM EXTENT PRACTICABLE TO A VOID THE MOB/LIZA TION OF
POLLUTANTS SUCH AS SEDIMENT AND TO A VOID THE EXPOSURE OF STORM WATER TO CONSTRUCTION RELATED POLLUTANTS; AND (2) ADHERE TO, AND
PACIFIC
OCEAN
m-1, STABILIZED CONSTRUCT/ON ENTRANCE e11111111111111111~ AT ALL TIMES, COMPLY WITH THIS CITY APPROVED TIER 2 CONSTRUCTION SWPPP
THROUGHOUT THE DURATION OF THE CONSTRUCTION ACTIVITIES UNTIL THE CONSTRUCTION WORK IS COMPLETE AND SIGNED OFF BY THE CITY OF CARLSBAD. NS-8 NS-9
NS-70
OWNER(S)/ OWNER'S AGENT NAME (PRINT) DATE
78 CITY OF VISTA
CITY OF ENCINITAS
SHEET I: TITLE SHEET
SHEET 2: EROSION CONmOL PLANS
AREA OF DISTURBANCE _____ S.F.
(THIS AREA INCLUDES BUT IS NOT LIMITED TO
OFF-SITE WORK INCLUDING PUBLIC IMPROVEMENTS
AND TEMPORARY DISTURBANCE SUCH AS VEHICLE
AND EQUIPMENT STAGING AREAS, CONSTRUCTION
WORKER FOOT TRAFFIC, SOIL/GRAVEL PILES, UTILITY
mENCHES, BACKFILL CUTS AND SLOPE KEYWA YS)
CONSTRUCTION THREAT TO STORM WATER QUALITY (CHECK BOX):
□ HIGH □ MEDIUM
NAME.·
ADDRESS:
TELEPHONE NO.:
NAME.
ADDRESS:
TELEPHONE NO.:
NS-B, VEHICLE AND EQUIPMENT CLEANING
NS-9, VEHICLE AND EQUIPMENT FUELING
NS-10, VEHICLE AND EQUIPMENT MAINTENANCE
WM-I, MATERIAL DELIVERY AND STORAGE _o_WN_ER_(_sJ1_0WN_ER_·s_A_GE._N_T N_A_ME_(st_GN_A_ru_RE_J ___ D_ATE _______ __, I SHEET I CITY OF CARLSBAD I SHEETS I
ENGINEERING DEPARTMENT
:==::::'__':===========:"::::===='. WM-2, MATERIAL USE
WM-5, SOLID WASTE MANAGEMENT
WM-9, SANITARY/SEPTIC WASTE MANAGEMENT
B/ORETENTION BASIN
CONCRETE BROW DITCH <==i
NAME OF PREPARER: ___________ _
QUALIFICATION OF PREPARER-· ________ _
ADDRESS:
PHONE NO.: ______________ _
5/GNAWRE R. CE/CERT. NO.
CITY STORM WATER POILUTION PREVENTION PLAN {SWPPP)
APPROVED:JASON S. GELDERT
CITY ENGINEER RCE 63912 EXP. 9/30/22 DATE
L/C. EXP. DATE DATE
PROJECT ID II DRAWING NO.I
PIO PICO DRIVE (PUBLIC)
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PROJECT NAME:
TIER 2
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L_j ENGINEERING DEPARTMENT
STORM WATER POLLUTION PREVENTION PLAN {SWPPP)
APPROVED: JASON S, GELDERT
CITY ENGINEER RCE 63912 EXP. 9/30/22 DATE
I PROJECT ID I DRAWING NO,
APPENDIX C
SPECIAL USE DISCHARGE PERMIT TEMPLATE
(ENCINA WASTEWATER AUTHORITY)
ENCINA WASTEWATER AUTHORITY . .
A Public Agency
SERVING THE CITY OF VISTA, CITY OF CARLSBAD, BUENA SANITATION DISTRICT, VALLECITOS WATER DISTRICT,
LEUCADIA WASTEWATER DISTRICT AND CITY OF ENCINITAS
6200 Avenida Encinas
Carlsbad, CA 92011-1095
Telephone (760) 438-3941
FAX (760) 438-3861 (Plant)
(760) 431-7493 (Admin)
Thank you for contacting Encina Wastewater Authority to obtain information about the permitting process.
This letter will help to facilitate the permit process on behalf of Encina Wastewater Authority . Once the documentation has been received, reviewed, and approved by EWA, a site inspection will be scheduled.
Please note, prior to EWA’s issuance of the permit, the system mu st be demonstrated in the field and functional as per the specifications provided to EWA in the permit application. The standard turn-around time to issue a permit is approximately 4-6 weeks.
1. Provide a completed discharge permit application including all the supporting documentation listed below.
2. Liability Insurance.
a. "Encina Wastewater Authority and Membership Agencies" named as Additionally Insured in the Certificate of Liability Insurance.
b. Min $5,000,000 general liability AND $5,000,000 for all environme ntal impairment damages resulting from discharge; valid for the entire duration of the Permit.
3. Provide a sewer map that identifies all test pits, excavation pit locations, and names of each discharge point (Manhole) on the map.
4. Provide representative analytical sample results.
5. Provide a signed Indemnity Agreement from the participating agency Valid Entire Duration of the Permit.
6. Provide written plan approval from the participating agency for the proposed discharge flow rate, flow volume, discharge points, including any special condition requirements (wet weather discharge, Storm Water BMPs, manhole protection, etc.).
7. Provide a printout of Geotracker results with 1000’ search radius (map).
8. Provide details regarding the pretreatment system including the proposed maximum discharge flow rate and max hours pumped per day, the size of the hoses used, (model number of the pump and the max pumping rate, calculations for the retention time in the sedimentation tank, (baffles or no baffles in the tank), the model number and optimum flow ranges for the flow meter, documentation defining the length of straight pipe required before and after the meter for accurate measurements, flow restrictor information (if needed) and sample point details (Spigot).
9. Provide a Ground Water Discharge Sketch to include the details of excavation pump, high level shut off, sediment tank (baffles or not), discharge pump, high/low level shut off, treatment train, inverted U, straight pipe, flow meter, straight pipe, governor, sample point, etc.
Please contact me directly with questions or concerns.
Thank you,
Robert Grigg
Encina Wastewater Authority
Environmental Compliance
Source Control Manager
[email protected]
Office: 760-438-3941 ext: 3603
1 INDEMNITY AGREEMENT
THIS AGREEMENT is made on , by and between the MEMBER AGENCY DISTRICT OR CITY AND THE ENCINA WASTEWATER AUTHORITY (hereinafter "Licensors"), and _________________________________(hereinafter "Licensee"); Licensors and Licensee shall sometimes hereinafter be referred to as the "Parties".
R E C I T A L S
A. Licensors are the owner/operator of the sewer treatment plant located at 6200 Avenida Encinas in Carlsbad, California (the "Property") and the associated collection system;
B. Licensee now desires to discharge to the sanitary sewer syste m as described in the Special Use Discharge Application attached hereto and made a part hereof.
NOW THEREFORE, in consideration of the granting of the foregoing, the mutual premises, covenants, conditions and agreements hereinafter set forth, and other go od and valuable consideration, the receipt and adequacy of which are acknowledged, the Parties agree as follows:
1. Grant of License - Licensors hereby grant to Licensee, and its employees, representatives and contractors a non -exclusive license (h ereinafter the "License") to discharge to the sanitary sewer system as described in Recitals Paragraph B above. This License shall commence on ______________, and shall end on , unless the parties agree in writing to extend the term of the License. Prior to the expiration of the License, Licensee shall, at its sole cost and expense, (a) permanently close the connection to the sanitary sewer system and (b) remove all debris resulting from operations.
2. Compliance with Laws - Licensee shall conduct all operations, which are the subject of this License in compliance with all federal, state, and municipal statutes and ordinances, and with all regulations, orders, and directives of appropriate governmental agencies, as such statutes, ordinances, regulations, orders and directives now exist or provide.
3. Permits - Licensee, at no cost or expense to Licensors, shall be responsible for obtaining any and all governmental permits and approvals, which may be necessary for it to conduct any work or activities under this License Agreement.
4. Liens and Claims - Licensee will not permit any mechanics', vendor’s, or similar liens or claims to stand against the Licensors for labor or material furnished in connection with any work performed by Licensee under this License Agreement. Upon reasonable and timely notice o f any such lien or claim delivered to Licensee, Licensee may bond and contest the validity and the amount of such lien, but Licensee will immediately pay any judgment rendered, will pay all proper costs and charges, and will have the lien or claim released at its sole expense.
5. Cooperation - Licensee agrees to coordinate its activities with Licensors to minimize any impairment of access by customers or business invitees of Licensors to the Property.
6. Indemnification - Licensee agrees that it wil l indemnify and hold Licensors, their officers, directors, agents and employees, harmless from and against any claims, demands, liens,
2 actions, suits, ju dgments, losses, damages, attorney's fees, costs or expenses, and civil criminal or administrative penalties based upon or arising out of or claimed to have arisen out of alleged acts, errors or omissions of Licensee or its authorized contractors, employee s and agents in conducting the activities under this License Agreement, including the activities authorized under the Wastewater Discharge Permit issued by the Encina Wastewater Authority (EWA). This indemnification is expressly conditioned on the following:
(a) In the event Licensors identify any matter to which this indemnification may apply or receive a notice or claim from any third party of such matter, it shall immediately, and in every case within ninety (90) days of said notice or claim, notify Lic ensee in writing of such matter.
(b) Licensors shall cooperate with Licensee by allowing Licensee, its agents, representatives, contractors and consultants, prompt and ready access to the sanitary sewer system for the purpose of investigating any matter to which this indemnity may apply. Licensors shall provide Licensee with copies of all investigative reports, data or other information in any form which Licensors, its consultants, agents or attorneys may have pertaining to any such matter, on request of Licensee.
(c) Notwithstanding anything in this agreement to the contrary, in no event shall Licensee be liable for any special, indirect or consequential damages, including but not limited to claims for loss of use, rents, anticipated profit or business opportunity, or business interruption or mental or emotional distress or fear of injury or disease.
(d) This indemnification shall survive termination of this Agreement and expiration of the Permit and shall be effective until the expiration of any applicable statutes of limitations.
7. Compliance with Wastewater Discharge Permit - Licensee agrees to comply with the EWA Pretreatment Ordinance and the terms of the Wastewater Discharge Permit issued by the EWA. Licensee shall not add to the sanitary sewer any material not authorized under the Permit.
In the event Licensee adds any material to the sewer that causes a violation of EWA's NPDES Permits, as defined in the EWA Pretreatment Ordinance, Licensee shall indemnify Licensors in accordance with paragraph 6 above.
8. Severability - In case any one or more of the provisions contained in this Agreement shall be invalid, illegal or unenforceable in any respect, the validity, legality, and enforceability of the remaining provisions contained herein shall not in any way be affected or impaired thereby.
9. Notices - Any notice provided for herein or otherwise required to be given hereunder shall be deemed received when personally served or three (3) days after mailing by certified or registered United States mail, return receipt requested, postage prepaid, or by facsimile machine, with transmission and receipt confirmed, or by nationally recognized overnight delivery service, addressed as follows:
To Licensors: Encina Wastewater Authority District or City 6200 Avenida Encinas Address
Carlsbad, California 92011
3 To Licensee:
With Copies to:
The person and place to which notices are to be mailed may be changed by either party by providing written notice of same to the other.
10. Assignment Successors and Assigns - This Agreement may be assigned by either party and in and in such event shall b e binding upon and inure to the benefit of the Parties' respective representatives, successors and assigns.
11. Entire Agreement - This License Agreement represents the full, complete and entire agreement between the parties with respect to the subject ma tter hereof, and the rights and remedies of the Parties shall be solely and exclusively those herein contained, and in lieu of any remedies otherwise available at law or in equity.
12. Governing Law - This Agreement shall be construed and interpreted and governed by and in accordance with the local law of the State of California without reference to any choice of law, rules or policies which may refer the resolution of any dispute arising hereunder to the laws of any other jurisdiction.
13. Counterparts - This Agreement may be executed in one or more counterparts, each of which shall be deemed an original, and all of which, taken together, shall constitute one and the same Agreement.
IN WITNESS WHEREOF, the Parties have executed this License Agreement by their duly authorized representative on the date first above written.
LICENSORS: LICENSEE:
DISTRICT OR CITY &
ENCINA WASTEWATER AUTHORITY
By: By:
Name: Name:
Title: Title:
Date: Date: _
-12-
Table 1
LOCAL DISCHARGE LIMITS
Daily Maximum Limits
Constituent Limits for Users in
MWRF Service Area
Limits for Users in
EWPCF Service Area
Arsenic, Total 1.5 mg/L 1.5 mg/L
Boron, Total 7.4 mg/L -
Cadmium, Total 0.77 mg/L 0.77 mg/L
Chromium, Total 3.5 mg/L 3.5 mg/L
Copper, Total 11 mg/L 11 mg/L
Iron, Total 67 mg/L -
Lead, Total 5.1 mg/L 5.1 mg/L
Manganese, Total 1.7 mg/ L -
Mercury, Total 0.27 mg/L 0.27 mg/L
Molybdenum, Total 4.1 mg/L 4.1 mg/L
Nickel, Total 15 mg/L 15 mg/L
Selenium, Total 2.5 mg/L 2.5 mg/L
Silver, Total 4.2 mg/L 4.2 mg/L
Zinc, Total 29 mg/L 29 mg/L
Oil and Grease 400 mg/L 400 mg/L
Total Toxic Organics (TTO) 2.00 mg/L 2.00 mg/L
Biochemical Oxygen Demand (BOD) 250 mg/L* 500 lbs/day
Total Suspended Solids (TSS) 250 mg/L 500 lbs/day
Instantaneous Limits
Constituent Limit Limit
pH 5.5 – 12.0 units 5.5 – 12.0 units
Temperature 140° Fahrenheit 140° Fahrenheit
*Permittees in the MWRF Service Area as of February 22, 2012 are grandfathered in at their existing pollutant loading for BOD.
2.13 BEST MANAGEMENT PRACTICES
EWA may develop BMPs by ordinance or in individual W astewater Discharge Permits to implement Local Limits and the requirements of Section 2.1.
EPA APPROVED SAMPLING AND ANALYTICAL METHODS
Parameter Analytical Method1 Container2 Preservation Method3 Maximum Holding
Time4
BOD or CBOD SM5210B* P, G, FP COOL, 0‐6°C 48 HOURS
COD
HACH 8000*; EPA 410.3 &
410.4 REV 2.0; SM5220C &
5220D P, G, FP COOL, 0‐6°C, H2SO4 TO pH <2 28 DAYS
CN,
AMENABLE SM4500 ‐CN (G) P, G, FP
COOL, 0‐6°C, NaOH TO pH >
12, 0.6g ASCORBIC ACIDŦ 14 DAYS
CN, TOTAL
EPA 335.4 REV 1.0; SM4500‐
CN (F) & 4500‐CN(G) & 4500‐
CN (E) P, G, FP
COOL, 0‐6°C, NaOH TO pH >
12, 0.6g ASCORBIC ACIDŦ 14 DAYS
METALS: Cd,
Cr, Cu, Pb, Ni,
Ag
SM3111B or C, 3113B,
3120B; EPA 200.9 Rev 2.2,
200.7 Rev 4.4*, 200.8 Rev
5.4 P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Sb
SM3111B, 3113B, 3120B;
EPA 200.9 Rev 2.2, 200.7 Rev
4.4*, 200.8 Rev 5.4 P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
SM3114B, 3113B, 3120B;
EPA 200.9 Rev 2.2, 200.7 Rev HNO3 TO pH < 2 OR HNO3 TO METALS: As
4.4*, 200.8 Rev 5.4; SM3500‐
As (C or B) P, G, FP
3 p 3
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Be
SM3111D, 3113B, 3120B;
EPA 200.9 Rev 2.2, 200.7 Rev
4.4*, 200.8 Rev 5.4; SM3500‐
Be (D) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: B
SM4500‐B (B), 3120B; EPA
200.7 Rev 4.4* P, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Cd
(optional) SM3500 Cd (D) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Cr
(optional) SM3500 Cr (B or D) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Cu
(optional) SM3500 Cu (B, C, D, or E) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
L:\SOURCE\Industry Handouts\EPA Approved Sampling and Analytical Methods_010312.xlsx EPA APPROVED SAMPLING AND ANALYTICAL METHODS
Parameter Analytical Method1 Container2 Preservation Method3 Maximum Holding
Time4
METALS: Fe
SM3111B or C, 3113B,
3120B; EPA 200.9 Rev 2.2,
200.7 Rev 4.4*; SM3500‐Fe
(B or D) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Pb
(optional) SM3500 Pb (B or D) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Hg
SM3112B, EPA 245.1 Rev
3.0*, 245.2, 245.7 Rev 2.0,
1631E P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 28 DAYS
METALS: Mn
SM3111B, 3113B, 3120B;
EPA 200.9 Rev 2.2, 200.7 Rev
4.4*, 200.8 Rev 5.4; SM3500‐
Mn (B or D) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Mo
SM3111D, 3113B, 3120B;
EPA 200.7 Rev 4.4*, 200.8
Rev 54 P G FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHSMETALS: Mo Rev 5.4 P, G, FP PRIOR TO ANALYSIS 6 MONTHS METALS: Ni
(optional) SM3500 Ni (D) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Se
SM3113B, 3120B, 3114B;
EPA 200.9 Rev 2.2, 200.7 Rev
4.4*, 200.8 Rev 5.4 P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Tl
SM3111B, 3120B; EPA 279.2,
200.9 Rev 2.2, 200.7 Rev
4.4*, 200.8 Rev 5.4 P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
METALS: Zn
SM3111B or C, 3120B; EPA
289.2, 200.7 Rev 4.4*, 200.8
Rev 5.4; SM3500 Zn (B, E, or
F) P, G, FP
HNO3 TO pH < 2 OR HNO3 TO
pH < 2 AT LEAST 24 HOURS
PRIOR TO ANALYSIS 6 MONTHS
OIL & GREASE SM5520B; EPA 1664A G
COOL, 0‐6°C, HCl OR H2SO4 TO
pH < 22 8 DAYS
pH SM4500‐H+B*; EPA 150.2 P, G, FP NONE
ANALYZE WITHIN 15
MIN
TDS SM2540C* P, G, FP COOL, 0‐6°C7 DAYS
TSS SM2540D* P, G, FP COOL, 0‐6°C7 DAYS
TTO
EPA 624 & 625; EPA 1624
&1625 G
COOL, 0‐6°C, 624/1624 = HCl
TO pH < 2
624/1624 = 14 DAYS;
625/1625 = 7 DAYS
L:\SOURCE\Industry Handouts\EPA Approved Sampling and Analytical Methods_010312.xlsx EPA APPROVED SAMPLING AND ANALYTICAL METHODS
Parameter Analytical Method1 Container2 Preservation Method3 Maximum Holding
Time4
PHARM.
ORGANICS:
ACETONE
EPA 524.2; ASTM D3695,
D4763 G
COOL, 0‐6°C, 1666/524.2 =
HCl TO pH < 2
524.2 = 14 DAYS;
D3695 = 28 DAYS
PHARM.
ORGANICS:
METHYLENE
CHLORIDE EPA 502.2, 524.2 G
COOL, 0‐6°C, 1666/524.2 =
HCl TO pH < 2
502.2/524.2 = 14
DAYS
PHARM.
ORGANICS:
ETHYL
ACETATE EPA 1666; ASTM D3695 G
COOL, 0‐6°C, 1666/524.2 =
HCl TO pH < 2
1666 = 14 DAYS;
D3695 = 28 DAYS
PHARM.
ORGANICS: N‐
AMYL
ACETATE EPA 1666; ASTM D3695 G
COOL, 0‐6°C, 1666/524.2 =
HCl TO pH < 2
1666 = 14 DAYS;
D3695 = 28 DAYS
PHARM.
ORGANICS:
ISOPROPYL
ACETATE EPA 1666; ASTM D3695 G
COOL, 0‐6°C, 1666/524.2 =
HCl TO pH < 2
1666 = 14 DAYS;
D3695 = 28 DAYS
1 Refer to 40 CFR Part 136 for complete list of approved test procedures Refer to 40 CFR Part 136 for complete list of approved test procedures. 2 "P" is Polyethylene; "G" is Glass; "FP" is Fluoropolymer, PTFE, or Teflon. 3 Confirm with EPA certified lab the preservation and holding times for each specific method. 4 Holding time starts at the end of the composite period. * Methods currently performed by the Encina Wastewater Authority (EWA).
Ŧ Only added if residual chlorine is present
L:\SOURCE\Industry Handouts\EPA Approved Sampling and Analytical Methods_010312.xlsx 1/2" 01"
KELLY DRIVE SEWER REPLACEMENT
CIP 5548-A
CONSTRUCTION PLANS
FOR THE
CARLSBAD, CALIFORNIA
CITY OF CARLSBAD, UTILITIES DEPARTMENT
KEITH BLACKBURN - MAYOR
CITY COUNCIL MEMBERS
SCOTT CHADWICK
PAZ GOMEZ
DECEMBER 2022
CITY MANAGER
DEPUTY CITY MANAGER, PUBLIC WORKS
TERESA ACOSTA - DISTRICT 4
VACANT - DISTRICT 2
PRIYA BHAT-PATEL - DISTRICT 3
MELANIE BURKHOLDER - DISTRICT 1
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NOT TO SCAL[
IKDEX OF SHEETS
{city of
Carlsbad
,,
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~ ... , \~., 6,
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I l_c:"'o,, :: ::
_Ir---.:--{/ i ', ·,
PROJECT SITE
LOCATION MAP
NOT TO SCAL[
"AS BUILT"
RCE -~ EXP, __ _ DATE
REVIEWED BY:
BID SET -NOT FOR CONSTRUCTION INSPECTOR DATE
1 SHr
I
crTY oF CARLSBAD I SH4TS 1
1/2" 01"
TOTAL DISTURBED AREA ~~0~.6~5~AC~----
(THIS AREA INCLUDES BUT IS NOT LIMITED TO
OFF-SITE WORK INCLUDING PUBLIC IMPROVEMENTS
AND TEMPORARY DISTURBANCE SUCH AS VEHICLE AND
EQUIPMENT STAGING AREAS, CONSTRUCTION WORKER
FOOT TRAFFIC, SOIL/GRAVEL PILES, UTILITY TRENCHES,
BACKFILL CUTS, AND SLOPE KEYWA YS)
TOTAL REPLACED IMPERVIOUS AREA ~ 0.10 AC
TOTAL PROPOSED IMPERVIOUS AREA ~ 0.0 AC
ABBREV/A TIONS LEGEND
DESCRIPTION ABBREV/A TION DESCRIPTION SYMBOL
ACRYLONITRILE BUTAOIENE STYRENE ABS
NEW PVC SEWER --s--
CAST IN PLACE CIP
CITY OF CARLSBAD STANDARD EXIST WATERLINE --w--
CSD
ORA WING
EXIST SANITARY SEWER --s--
EXISTING (E)
EXIST ABANDONED SANITARY SEWER - S (AB) -
INVERT ELEVATION I[
EXIST STORM DRAIN --SD--
LINEAL FEET LF
EXIST TELECOMMUNICATIONS --T
NOT TO SCALE N.TS
EXIST TRAFFIC SIGNAL --TS
PROPOSED (P)
PROTECT IN PLACE PIP EXIST ABANDONED TRAFFIC SIGNAL -TS (AB)-
EXIST ELECTRIC --E
PROPERTY LIN£ PL
POLYVINYL CHLORIDE PVC EXIST GAS --G
REMOVE ANO REPLACE RR £X/ST CABLE -CATV
RIGHT OF WAY R/W EXIST FENCELINE -x-x-
SAN DIEGO REGIONAL STANDARD SDRSD EXIST WALL ---0-----
DRAWING
EXIST R/W & PL ------
SEWER s
PAVEMENT STRIPING -------------
STORM DRAIN SD
0 EXIST MANHOLE
TOP OF CARRIER PIP£ TOP
£X/ST WATER SERVICE
TYPICAL TYP EXIST TREE 0
VITRIFIED CLAY PIPE VCP EXIST HYDRANT --0+
WATER SERVICE w
"AS BUILT"
RCE ___ EXP.----DATE
REVIEWED BY:
BID SET -NOT FOR CONSTRUCTION INSPECTOR DAlE
l---+--+--------------+---+---+---+----I I SH2EET I CITY OF CARLS BAD I SHE4ETS I
UTILITIES DEPARTMENT
:::M:;:P:;:RO:;:~:;:EM:;:E::,,N~T:;:PLA::::N:::;F:;:0:;:R:==========='..-=:==::::
NOTES, LEGEND AND ABBREV/A TIONS
KELLY DRIVE SEWER REPLACEMENT PROJECT
12/7 /22
12'' S12'' S12'' S12'' S12'' S12'' S12'' S
12'' S
12'' S
12'' S
12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S
12'' S12'' S12'' S
12'' S12'' S12'' S
12'' S
12'' S (AB)
12'' S (AB)
S S S
S
S
S
S
S
S
S
S
S
S
S
S S
S
S
S
S
S
S
S
S
SS
S
S
S
12'' S
12'' S
12'' S
8'' S
8'' S
8'' S
8'' S
8'' S
8'' S
8'' S
REPLACE 585 LF (E) 12" VCP SEWER
W/ NEW 15" PVC
SEE SHEET 4
(E) MH 17D-9
(E) MH 17B-11
(E) MH 17D-10
PIP (E) 8"
SEWER
PIP (E) 12"
SEWER
ABANDONED 12" SEWER MAIN
CONTRACTOR TO VERIFY
PIP (E) SEWER LATERAL
CONTRACTOR TO VERIFY
PIP (E) 12"
SEWER
ABOVE GROUND
SEWER BYPASS
BYPASS AND STANDBY PUMP
FOR REFERENCE ONLY
(E) MH 17D-2
STA: 0+00
33'32'
84'
RR (E) CSD S-4
CAST IRON MH FRAME AND COVER
CITY TO SUPPLY FRAME AND COVER(E) PAVEMENT
RR (E) CONCRETE COLLAR
PER CSD S-1
(E) CSD S-1
CIP BASE
APPLY EPOXY COATING
TO (E) CHANNEL AND
(P) 15" CHANNEL PER
CSD S-1A
CORE DRILL NEW
INLET/OUTLET
FOR (P) 15" PVC
(P) WATER TIGHT MANHOLE ADAPTER
WITH RUBBER GASKET.
GROUT INTO PLACE (TYP)
(P) 15" PVC
MATCH EXISTING
CHANNEL IE
(E) MANHOLE
SEE MH DIMENSION TABLE
SHEET 2
(E) 12" VCP TO BE REMOVED
APPLY EPOXY
COATING TO
REBUILT BENCH
AND MANHOLE
INTERIOR PER
CSD S-1A
REFORM CHANNEL
TO MATCH 15"
OUTLET
PIP (E) 12" VCP SEWER
(E) MANHOLE BASE
PIP (E) 8"
ABS SEWER
(E) 12" ABANDONED SEWER
CONTRACTOR TO VERIFY
INSTALL SLURRY PLUG
AT (E) ABANDONED
12" INLET CONNECTION
(P) 15" PVC SEWER
SEE DETAIL 1 FOR
CONNECTION
DETAIL
REFORM CHANNEL AND
BENCH TO ELIMINATE
ABANDONED 12" SEWER INLET
REBUILD (E) BENCH
PER CSD S-1A
(E) 12" CHANNEL INLET
(E) 12" CHANNEL OUTLET
(P) 15" CHANNEL INLET
SEE DETAIL 1 FOR CONNECTION
DETAIL
(E) MANHOLE BASE
(P) 15" CHANNEL OUTLET
SEE DETAIL 1 FOR CONNECTION
DETAIL
REFORM CHANNEL
TO MATCH 15"
INLET/OUTLET
REBUILD (E) BENCH
PER CSD S-1A
(E) 12" CHANNEL OUTLET
(P) 15" CHANNEL INLET
SEE DETAIL 1 FOR CONNECTION
DETAIL
(E) MANHOLE BASE
REFORM CHANNEL TO
MATCH 15" INLET
(E) 12" VCP SEWER
REBUILD (E) BENCH
PER CSD S-1A
1/2" 01"
NOTES:
1. SEE CSD S-1 FOR TYPICAL EXISTING MANHOLE DIMENSIONS.
2. MANHOLE CONNECTION DETAIL SHOWN IS AT THE INLET. DETAIL APPLIES TO ALL
EXISTING MANHOLE INLETS AND OUTLETS WHERE NEW CONNECTION IS PROPOSED TO NEW PVC SEWER.
MANHOLE 17B-11, 17D-9, 17D-10 NOTES:
1. FOR JUNCTION MANHOLES AND CHANGE IN SEWER ALIGNMENT, FORM THE CHANNELS TO FACILITATE THE FLOW OF SEWAGE. INVERTS SHALL BE TRUE TO GRADE AND ALIGNMENT, FINISHED WITH SMOOTH SURFACE, AND MAINTAIN 0.2' DROP ACROSS THE MANHOLE.
2. SEE DETAIL 1 FOR CONNECTION DETAIL AND REHABILITATION REQUIREMENTS. u
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1 SITE PLAN AND BYPASS PLAN
SCALL 1'' ~ 40'
N.T.S
V 2 MANHOLE 178-11 CONNECTION DETAIL -PLAN VIEW
STA:8+69 SCALE: N. T.S.
MANHOLE NEW CONNECTION DETAIL -PROFILE VIEW
STA: 2+84, 5+96, 8+69 SCALE: N. T.S.
MANHOLE DIMENSION TABLE SEWER BYPASS NOTES TRAFFIC CONTROL NOTES MH STA RIM El. /NV. EL DIA • EXPECTED BYPASS FLOWS: ANTICIPATED LANE CLOSURES INCLUDE SOUTHBOUND LANE N.T.S
3 MANHOLE 17D-9 CONNECTION DETAIL-PLAN VIEW
STA:5+96 SCALE: N. T.S.
N.T.S
4 MANHOLE 17D-10 CONNECTION DETAIL -PLAN VIEW
STA: 2+84 SCALE: N. T.S. "AS BUILT"
RCE __ EXP,---DATE
REVIEWED BY:
BID SET -NOT FOR CONSTRUCTION INSPECTOR DAlE
I SH3EET I CITY OF CARLSBAD I SHE4ETS I 1---1---1-------------+----+----+---+----I UTILITIES DEPARTMENT l----l---l--------------1-----1-----1---+----I
1-----1---1-------------+----+----+---+----I MPROVEMENTPLAN FOR:
SITE PLAN
a 8 PEAK WET WEATHER FLOW: 1.97 MGD OF KELLY DRIVE
~ u AVERAGE DRY WEATHER FLOW: 0.79 MGD • SEE CONTRACT DOCUMENTS FOR TRAFFIC CONTROL ACCEPTED =AVE PADILLA
KELLY DRIVE SEWER REPLACEMENT PROJECT
ci c"i • CONTRACTOR RESPONSIBLE FOR DESIGN, STANDARD DETAILS 1-----1---1-------------+----+----+---+----I ~Q f.,IJJ,, . . FURNISHMENT AND INSTALLATION OF SEWER • CONTRACTOR TO MAINTAIN DRIVEWAY ACCESS TO ALL ----------rl-:=-:~t:=-~t=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-j=-=-=-=-t=-=-=-t=-=-=-1=-~=---ii "':::::::::::::::::::::::::;;;::::=:::::-;==========DA:=T::::E ==: 8 ~ BYPASS PER CONTRACT SPECIFICATIONS RESIDENTSATALL T./MES ~ - Bi: • CONTRACTOR TO MAINTAIN ALL SEWER LATERAL ,, ORIGINAL DRAWING SCALE □ATE iN1T1AL DATE iN1T1AL DATE iN1T1AL P5548-Ao. I DR540:lo 12/7 /22
~~L _______________________ _:F~L~O~~S~A~T~A~LL~T.~™~~:__ __________________________ _j __ 2w~~=~-_JLEN~Gl:NE~ER~O:F:wo:RK1._ __ :RE:V:IS:IO:N.:....:D:ES:C:R:IP_T~IO:N ___ ro~TH~ER~A~PP~RO~VA~L..l...~CIT~Y~AP:PR~O:VA~Ll======-.!:=======·===::::::J WWW
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W W
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W
12'' W
W 12'' W
12'' W
12'' W
12'' W
W W
W W
12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S12'' S 12'' S12'' S12'' S
12'' S12'' S12'' S
12'' S12'' S12'' S
12'' S12'' S12'' S
12'' S
12'' S (AB)
S
S
S
SS
SS
SS
S S
S S
SS
SS
S S
SS
S S
S SSS
S S
SS
S S
12'' S
8'' S
8'' S
8'' S
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G
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4'' G
4'' G
4'' G
4'' G
4'' G
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CATV
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CATV
CATV
CATV
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CATV
CATV
CATV
CATV
CATV
CATV
CATV
CATVCATV
CATV
CATV
CATVCATV
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CATV
CATV
CATV
CATV
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CATV
CATV
CATV
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CATV
CATV
CATV
CATV
CATV
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CATVCATV
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CATV
CATV
CATV
TS (AB)
TS (AB)
TS (AB)
TS (AB)
TS (AB)
TS (AB)
TS (AB)
TS (AB)
TS (AB)
TS (AB)
4'' G
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MH 17B-11
MH 17D-9
MH
17D-10
585 LF
CAUTION, HIGH PRESSURE
GAS PER DWG 477-6.
CONTRACTOR TO VERIFY
LOCATION.
4 (TYP)
CONTRACTOR TO VERIFY
SEWER LATERAL LOCATION
OF 4803 KELLY DR
(E) 4" VCP SEWER
LATERAL (TYP)
10'
17'
ABANDONED
12" SEWER
SEWER LATERAL
TO APN 2072300900
3+004+005+006+007+008+00
STA:4+48.02
ELEV:38.29
STA:3+00.80
ELEV:32.33
STA:3+03.48
ELEV:32.33
STA:3+72.26
ELEV:32.73
STA:3+73.98
ELEV:32.74
STA:4+38.68
ELEV:33.22
STA:4+44.66
ELEV:33.26
STA:5+09.57
ELEV:33.65
STA:5+12.40
ELEV:33.66
STA:5+81.42
ELEV:34.13
STA:5+85.23
ELEV:34.14
STA:6+53.98
ELEV:34.57
STA:6+57.02
ELEV:34.57
STA:6+97.09
ELEV:34.78
STA:7+44.91
ELEV:35.16
STA:7+57.02
ELEV:35.21
STA:8+69.24
ELEV:35.74
STA:2+84.01
ELEV:38.81
STA:5+96.30
ELEV:44.00
STA:8+69.08
ELEV:49.90
585 LF
(E) FINISH GRADE
X
X
X (E) 12" VCP SEWER
EE
E
EEE
E
E
EEE
E
EE
C
C
C
C
CC
G
G
G
G
CATV
(TYP)
W
W
W
W
6" RW
W
WW
WW
W
W
E
25 30
35 40
45 50
55 0+00
25 30
35 40
45 50
55 10+13
NOTES:
1. UTILITY MAPPING IS FOR REFERENCE ONLY. CONTRACTOR TO VERIFY ALL UTILITY LOCATIONS AND PROTECT IN PLACE UNLESS NOTED OTHERWISE. ALL SEWER LATERALS WITHIN THE LIMIT OF WORK SHALL BE RECONNECTED PER CONSTRUCTION NOTE 4.
1/2" 01"
1. REPLACE-IN-PLACE EXISTING 12" VCP SEWER MAIN WITH NEW 15" SDR35 PVC PER CSD S-5. INSTALL FILTER FABRIC PER CSD S-5. RESURFACE TRENCH PER CSD MODIFIED GS-26 AND GS-28, 4' MAX. TRENCH WIDTH.
2. REHABILITATE EXISTING MANHOLE PER DETAIL 1, SHEET 2 AND CSD S-1A.
3. CONNECT NEW 15" SEWER TO EXISTING MANHOLE. SEE SHEET 2 FOR CONNECTION DETAIL.
4. RECONNECT EXISTING 4" VCP SEWER LATERAL WITH NEW WYE PER CSD S-7. INSTALL COUPLING AT NEW PVC TO (E) VCP LATERAL CONNECTION.
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-- --
--------
-----------------~-------------------------------------------------------- ---=---=-=---------------------=--r==--------=-=--=-=--1---=--1-----------------r---=---®----=--------= --=----------------~-------:~::~--- 1 4+00 I --------~-----5+_0_0____ 6+00 [LL y ORI Vi 8+00 --------- -----
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APN: 072301700 Vl AP . 600 f//
CONSTRUCT/ON NOTES
I
I
PLAN STA: 2+84 TO 8+69
SCALE: 1" ~ 20' RCE ___ EXP,---DATE
REVIEWED BY,
BID SET -NOT FOR CONSTRUCTION INSPECTOR DAlE
I SH4EET I CITY OF CARLSBAD I SHE4ETS I l----+---f--------------1----+---+--+----I UTILITIES DEPARTMENT l-----+---+--------------1-----+----+--+----I
l----+---f--------------1----+---+--l-----l MPROVEMENTPLAN FOR:
PLAN AND PROFILE
KELLY DRIVE SEWER REPLACEMENT PROJECT
12/7 /22