1 January 12, 2022
Andres Perez, Assistant Civil Engineer
City of Cathedral City
68700 Ave Lalo Guerrero
Cathedral City, CA 92234
Re: Task Order No. 1 [Widening of East Palm Canyon Drive] – [Revised] Dear Mr. Perez,
Interwest Consulting Group (Interwest) appreciates the opportunity to present this Task Order as it relates to our current Agreement for Design Professional Services with the City of Cathedral City, dated June 9, 2021. The Task Order is specifically described as,
Street widening along the south side of East Palm Canyon Drive from the Glory to God Ministries’ eastern entrance (67399 E Palm Canyon) to approximately 300’ east of Elks Drive. The southern portion of the street would generally be widened to 47’ (street centerline to curb) with an additional 8’ sidewalk.
We understand that the work to be provided co nsists of demolition, widening, pavement reconstruction or resurfacing, installation of new sidewalk, curb and gutter and driveways and improving all curb ramps to be ADA -compliant.
We have a team of highly qualified individuals with substantial experienc e in public roadway widening design. I nterwest’s Craig Bradshaw, PE, PLS, will serve as Project Manager for this project. Craig has more than 30 years of experience with public right of way and design that includes roadway and pedestrian improvements for t he cities of Claremont, Eastvale, Perris, Wildomar, and Grand Terrace. Craig will also take the role of Project Engineer and will be supported by an experienced team of professionals, hand-selected to provide the City with the expertise required to successfully complete this project.
SCOPE OF WORK
TASK 1 – PRELIMINARY DESIGN
A) MEETINGS AND COORDINATION
o Kick-off Meeting – Staff will set up and attend initial kickoff meeting with the City o Additional Meetings – Staff will attend 2 additional meetings related to the project o Ongoing Communication – Interwest Project Manager will communicate regularly with the City’s Project Manager regarding progress, potential issues and schedule
B) DATA COLLECT ION AND FIELD REVIEWS
o As-built drawings
o Right-of-Way documents
o Centerline intersections ties
o Utility record drawings
o Drainage studies
o Pictures with descriptions of potential
problem areas or items that need special
attention
o ADA-Compliance issues reviewed for curb
ramps and proposed sidewalks
C) UTILITY INVESTIGATION AND COORDINATION
o On-going cross-check plotted locations to ensure that existing overhead and underground utility lines are shown in the proper locations
o Close coordination with SCE and/or other utility companies concerning the City undergrounding project within the widening project limits
o Identify utility conflicts, relocations and improvements City of Cathedral City – Task Order Proposal
East Palm Canyon Drive Widening Project
2 D) SURVEYING
o Under separate proposal, attached.
E) GEOTECHNICAL
o Geotechnical investigation is not anticipated at this time but will be provided on an as-needed basis by Ninyo & Moore, or a subconsultant of the City’s choosing
F) 35% PLANS
o Interwest will prepare 35% of the plans for the City’s review. Profiles will not be provided for the 35% plans TASK 2 – FINAL DESIGN
A) 65% AND 95% PLANS – INCLUDED SHEETS
▪ TITLE SHEET
• Project Title
• Vicinity Map
• General Notes
• Benchmark with basis of coordinates
o Dig Alert Information
o
• Legend of Symbols
• Construction Note Index
• List of Utility Companies with Contact
Name and Phone #
▪ TYPICAL CROSS SECTION SHEETS
• Right-of-Way Lanes
• Dimensions Between Curbs
• Existing Pavement Surface
• Curb/Gutter
• Existing Roadbed
• Proposed Improvements
• Cross-fall Slope
• Construction Notes
▪ ROADWAY PLAN & PROFILE SHEETS
• Typical roadway plan and profile sheets will be prepared at a scale of 1:20 Horizontal scale • Profiles will be provided with a 1:4 vertical scale
• Plans will depict all proposed surface roadway rehabilitation and/or reconstruction of the south-eastbound direction inclusive of the striped median lane , including the nece ssary removal/replacement of existing damaged curb, gutter, sidewalk and cross-gutters. Replacement of non-ADA compliant curb ramps will also be depicted on these drawings
• The proposed roadway cross-fall will be evaluated to verify that they are within an acceptable range ▪ SIGNING AND STRIPING PLAN SHEETS
• Plans will be prepared at 1:40, and will include:
▪ Proposed signage
▪ Striping
▪ Curb markings
▪ Existing striping to remain/be
removed
▪ Existing signage
▪ Parking restrictions
▪ Access ramps
▪ Curb markings
▪ Other pertinent features will be shown on plans
City of Cathedral City – Task Order Proposal
East Palm Canyon Drive Widening Project
3 B) QUANTITY CALCULATIONS AND COST ESTIMATE
o Prepare preliminary quantities and cost estimates with the 65% and 95% submittal o Provide the City with a hard copy and electronic version of the cost estimate spreadsheet
C) PROJ ECT SPECIFICATIONS
o Interwest will use the City’s boilerplate specifications and technical specifications will be prepared based on the City’s format, including project bid schedule
D) 100% PS&E SUBMITTALS
o Final PS&E at 100% Completion level
o Bid documents consisting of complete, unbound set of plans, printed on 24” x 3 6” black-lined bond o Complete, unbound set of project specifications with appendices and standard plans, printed single - sided on white letter size paper
o Project quantities and cost estimate printed on single-sided letter-size paper o Once approve, submission of a complete set of stamped/signed (CA Registered Civil Engineer) original plans on mylar; an unbound set of stamped/signed specifications/special provisions and quantities/cost estimate
o Submission of a n electronic copy of all final AutoCAD drawings. Specifications/special provisions and quantities/cost estimate
The anticipated plan set will consist of the following sheets:
Description # of Sheets
Title Sheet 1
Key and Control Plan (40-scale) 1
Demolitions Plan (40-scale) 1
Typical Sections/Details 3
Widening Plans & Profiles (20-scale) 3
Signing & Striping (40-scale) 1
Total Sheets 10
E) ON-GOING QA/QC
o Quality control will be monitored closely by a Quality Control engineer that is not involved in the project, which will include a technical evaluation of the plans, cost estimate and project specifications
City of Cathedral City – Task Order Proposal
East Palm Canyon Drive Widening Project
4 PROJECT SCHEDULE
The East Palm Canyon Drive design is proposed to be prepared on the following schedule:
1. Project Management
a. Notice to proceed 1 Week
b. Kick-off meeting 1 Week
c. Project Meetings/Coordination Ongoing
2. Preliminary Design 15 Weeks
a. Survey 2 Week
b. Geotech if necessary 1 Week
c. 35% Plans 10 Weeks
d. City Review 2 Weeks
3. Final Design 17 Weeks
a. 65% PS&E 8 Weeks
b. Review 2 Weeks
c. 95% PS&E 3 Weeks
d. Review 2 Weeks
e. Submit Final PS&E 2 Weeks
Total Project Duration: 32 Weeks |Jan 2022 – Sep 22
The project timeline is based on current restraints on design personnel time. We understand the desire to expedite this project and will make every effort to complete the PS&E as soon as feasible.
COST PROPOSAL
*HOURS AND BILLING RATES MAY BE ADJUSTED BASED ON PERSONNEL USED.
Task Persons Hourly Rate Hours Total
Design
Principal Engineer/Quality Control $205 20 $4,100
Project Manager $185 65 $12,025
Senior Engineer $165 110 $18,150
Senior Engineering Technician/Designer $115 180 $20,700 Traffic Engineer $175 14 $2,450
Sub-Total 389 $57,425
Geotechnical
Engineering TBD/As Needed TBD TBD TBD
Construction
Surveying Under Separate Proposal (attached) N/A N/A $11,000 GRAND TOTAL $68,425
We appreciate the opportunity to continue working for the City of Cathedral City. If you have any questions, please feel free to contact me at 909.618.7384 or [email protected] Sincerely,
Joe Indrawan, P.E.
Municipal Services