WD25004 REBID - Request for Proposals (RFP) ADA Curb Ramp Installation, Project No. WD25004

REVISED 8/13/2026
REQUEST FOR PROPOSALS
PROFESSIONAL SERVICES
FOR
ADA CURB RAMP INSTALLATION
PROJECT NO. WD25004
Issued by:
City of Stockton
Public Works Department
1465 S Lincoln St Stockton, CA 95206
Date Issued: August 3, 2026
Written Questions Due: Wednesday, August 12 19, 2026
Deadline for Submissions: August 19 September 2,
2026, by 3:00 PM
LATE SUBMITTALS WILL NOT BE ACCEPTED

REVISED 8/13/2026
1.0 INTRODUCTION
The City of Stockton (City) is requesting proposals from qualified consultants to
provide professional consulting services to design the ADA Curb Ramp
Installation, Project No. WD25004. The Consultant shall provide preliminary
and final engineering services leading to the completion of plans, specifications,
and estimates to construct the planned improvement.
2.0 PROJECT BACKGROUND
This project will rehabilitate existing non-compliant ramps to meet current ADA
standards. Compliant ADA curb ramps play a crucial role in creating accessible
and inclusive environments, benefiting not only people with disabilities but also the
wider community. Proper maintenance of ADA curb ramps is necessary for
pedestrian safety, aesthetics, and preventing potential legal issues.
3.0 PROJECT DESCRIPTION
This project will rehabilitate 21 17 non-complaint ramps. The design consultant
shall assess each existing non-compliant curb ramp conditions and provide the
City with recommended repairs so that the ramps meet current ADA standards.
The design shall be done within the allotted budget for the project. Construction is
anticipated to be completed in the Summer of 2027, weather permitting.
The following list shows the locations of the curb ramps to be assessed. See the
attached map (Attachment A - Project Map) and list of locations (Attachment B
- Location List) for approximate quantities to aid the Consultant to determining
the scope of work.
* NE, SE, Median - Kensington Way & W Alpine Avenue
* NW, SW, NW, SE NE, - Kensington Way & W Mendocino Avenue
* NE, SW, SE - Manchester Avenue & W Mendocino Avenue
* NE, SE, NW, SW, SW - Manchester Avenue & W Mariposa Avenue
* NW, SW, NE, SE - Manchester Avenue & Monterey Avenue
* NW, SW, NE, SE - Allston Way & W Mariposa Avenue
The project is in conformance with the City's General Plan, pursuant to California
Government Code Section 65402, and is exempt from the requirements of CEQA
as specified under Article 19, Section 15301, Class 1, of the CEQA Guidelines.
Therefore, this project is anticipated to be granted a Categorical Exemption. This
project is considered a discretionary project under the City's jurisdiction and
qualifies as a project that does not significantly affect the environment. This ADA
Curb Ramp Installation project will continue the City's efforts to preserve and
maintain safe and inclusive pedestrian walkways.
4.0 SCOPE OF WORK
The ADA curb ramp installation project will rehabilitate existing non-conforming
curb ramps to current ADA standards. Curb-ramps shall be designed per direction
by the Engineer and as specified in the Caltrans Standard Specifications and Plans,
and City of Stockton Standard Specifications and Plans. Installation of COS
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Standard Details R-64, R-65, R-66 and 'Wheelchair Ramp Modified A' and
'Wheelchair Ramp Modified C'. Curb-ramps shall include saw cutting, removal and
replacement of the asphalt-concrete, curb, gutter, and sidewalk from Beginning
Curb Return (BCR) to End Curb Return (ECR). Additional sidewalk may need to
be removed beyond BCR/ECR to establish proper compliance with ADA
standards (Attachment F).
The Consultant shall identify any site constraints and/or physical
limitations/conflicts with the proposed design intent and make recommendations
to address such issues through the design process. Consultants are encouraged
to include items that are thought necessary for this project.
4.1 Background Research
The Consultant shall research and review existing topographic mapping, photos,
right-of-way maps, "as-built" plans, record maps, surveys, assessor maps,
improvement plans, and other characteristics for the project. The consultant shall
also conduct field surveys that include collecting topographic information and
locating and referencing any survey monuments that the project might
compromise.
The Consultant shall work with all pertinent utilities to identify conflicts, coordinate
utility plan reviews, conduct necessary coordination meetings, and locate designed
improvements as required to facilitate utility relocations. The Consultant shall
coordinate with all utilities in accordance with Caltrans "Manual on High and Low-
Risk Underground Facility within Highway Rights of Way." The Consultant shall
provide deadlines for all utility companies for final correspondence.
The Consultant must coordinate with utility companies to the maximum extent
possible, show all existing utilities that will be impacted or cause impact by the
proposed project and provide copies of utility correspondence for City files.
The Consultant shall provide recommendations for safe design and pedestrian
improvements, including wheelchair ramps, curbs, gutters, and sidewalks per City
Standards, etc.
4.2 Environmental Services
City staff shall file a Notice of Exemption under the California Environmental
Quality Act (CEQA) for the ADA Curb Ramp Installation.
No environmental services are required as part of this proposal.
4.3 Utility Coordination
The consultant will be responsible for performing utility investigations and
coordination with utility owners throughout the project development process. The
Consultant will be present at all necessary meetings with each utility owner. The
consultant will be responsible for, but not limited to, the following:
* Prepare a project limits map and request utility information from each
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utility owner within the work area.
* Prepare Utility Letter "A" during the preliminary design phase to the affected
utility owners for City to review and approve prior to transmitting to utility
owners. Information on existing utilities obtained from the "A" letter will be
transferred to base maps in both plans and profile view. A copy of the utility
data obtained from utility owners will be provided to the City, and the
originals will be filed in the project files.
* Prepare Utility Letter "B" during 65% design phase to the affected utility
owners for City to review and approve prior to transmitting to utility owners.
Two sets of half-sized 65% plans will be provided to each utility owner as an
attachment to the letter. The letter will request that utility owners verify any
utility conflicts with proposed improvements and indicate whether any future
utilities are proposed in the area that may require accommodation through
the improved area. Information on existing utilities obtained as a result of the
"B" letter will be used to determine potential utility conflicts and to resolve the
conflicts identified. A copy of the utility data obtained from utility owners will
be provided to the City and the originals will be filed in the project files.
* Prepare Utility Letter "C" during 100% design phase to the affected utility
owners for City to review and approve prior to transmitting to utility owners.
Two sets of half-sized 100% plans will be provided to each utility owner as
an attachment to the letter. The letter will indicate to the utility owners
whether any changes have been made to the project plans since the Utility
Letter "B" and will request written confirmation of utility relocations and utility
relocation schedule. A copy of the utility data obtained from utility owners will
be provided to the City, and the originals will be filed in the project files.
* Consultant shall meet with utility companies as needed to ensure that
conflicts are identified and relocations performed if necessary.
4.4 Plans, Specifications, and Estimate (PS&E
The Consultant shall prepare complete PS&E documents, including design
improvement plans, traffic control plans, technical specifications, and engineer's
estimate. The PS&E shall be prepared according to the City's latest standards and
current CA MUTCD, as appropriate. In addition, the consultant shall prepare a base
map with aerial photos showing existing information to facilitate the design of all
the necessary improvements. The base map limits should be sufficient to cover all
necessary improvements within the project area.
A. Design Process Intermediate Reviews
Improvement plans for access improvements, striping and signage,
drainage, electric-a l, erosion control, and/or water pollution prevention and
any other plans such as striping, roadways, and other miscellaneous plans
shall be submitted for review to the City at the 65%, 99%, and 100% design
stage.
The Consultant shall provide one electronic (pdf format) copy to the City
Project Manager, one set of specifications (pdf format), and one engineer's
estimate (pdf format) at the 65% and 99% design phases to the Engineer for
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review and comment. The City will make all comments on design submittals
via Bluebeam software. With each stage, the Consultant shall: review
comments, incorporate changes into the following submittal, and create a
matrix to track all comments.
B. Final PS&E (100% COMPLETE)
The Consultant shall provide one electronic copy via Bluebeam (pdf format)
copy at 100% design stage for final review prior to plotting mylars and
providing final specifications and engineer's estimate.
The Consultant is responsible for the final submittal incorporating all
previous review comments, survey information, technical requirements,
right-of-way information, utility verification/protection, minimum contractor
qualifications, regulatory agency permits and mitigation monitoring
requirements, and applicable encroachment permit requirements, and City
requirements. The Consultant will provide the necessary final PS&E
documents in a bid-ready form. The final submittal shall include:
* One complete electronic plan set of reproducible 24"x36" as well as
on mylars (after editorial review of 100% plan check via Bluebeam)
* Electronic stamped and signed final specifications (in Word and PDF format)
* Electronic stamped and signed final cost estimate (in Excel and PDF format)
* Drawing files in AutoCAD and PDF format on a flash drive.
C. Quality Control
The PS&E will be subject to quality control reviews by the consultant prior
to submittal. These reviews will ensure conformance to City and Caltrans
Standards. The consultant will provide a signed Quality Control
Checklist at the time of each deliverable submittal.
4.5 Public Outreach
The Consultant will need to prepare all public notices, identify impacts on all
residents and businesses, and present mitigation measures on the design
improvement plans. This includes but is not limited to service interruptions, property
encroachments, access restrictions, potential damage to property, etc.
4.6 Coordination/Meetings
At a minimum, the consultant shall attend a project kickoff, design, and pre-
construction meeting. The Consultant shall establish clear and consistent
communication with the City to discuss progress of design. The Consultant shall
attend meetings (or conference call) with the City as needed to discuss and finalize
the design. The Consultant shall provide meeting minutes for all meetings. This
does not include investigative and/or field meetings that Consultant will need to
conduct to execute the intent of the project.
4.7 Design Support During Construction
Consultant shall be available and respond to questions concerning the plans,
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specifications, and estimates prior to bid opening and prepare contract addenda and
letters of clarification. The Consultant shall provide supplemental project drawings as
needed.
The Consultant will provide Engineering Services as required during construction.
The following are the minimum required services that will need to be included in
the Scope of Services:
1. Attending the pre-construction meeting;
2. Reviewing shop drawing submittals;
3. Responding to requests for information (RFIs);
4. Preparing clarification sketches;
5. Preparing Record Drawings on mylar based upon Contractor fields as-builts.
4.8 As-built Drawings
The consultant should prepare "as-built" drawings upon receipt of the contractor's
red lines. The consultant should produce one complete set of "as-built" drawings in
AutoCAD. Changes should be reflected on the mylars either by hand or a new
printed sheet.
4.9 Preserving and Perpetuating Survey Monuments
The Consultant shall identify, list, tie out survey monuments, and show existing
survey monuments on construction plans. Consultant shall file all pre-construction
Corner Records or Records of Survey with San Joaquin County and submit a copy
to the City. The Corner Records or record of Survey shall show monuments within
the construction area reasonably subject to removal or disturbance not shown on a
recent record document. The Consultant shall include language in the PS&E
package to preserve all survey monuments affected by the work being performed
in accordance with Section 8771 of the Professional Land Surveyors Act in the
Business and Professionals Code of the State of California. The Consultant shall
sign the Acknowledgement of Monument Preservation form (Attachment C -
Acknowledgement of Monument Preservation).
5.0 PROJECT GENERAL INFORMATION
5.1 Proposal Submissions
Proposals shall be submitted no later than 3:00 PM on Wednesday, August 19
September 2, 2026, to:
CITY OF STOCKTON
PUBLIC WORKS
ATTN: Barbara Hedrick
1465 S. Lincoln Street
Stockton, CA 95206
The proposal should be firmly sealed in an envelope, clearly marked on the outside
"ADA Curb Ramp Installation" for the City of Stockton (Project No. WD25004).
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The cost proposal must be submitted in a sealed envelope separate from the
proposal. Late Proposals will not be accepted. An electronic copy of the proposal
should be emailed to Barbara Hedrick at Barbara.Hedrick@stocktonca.gov and
Cesar Lopez-Garcia at Cesar.Lopez-Garcia@stocktonca.gov. This electronic
submittal should not include the cost proposal.
5.2 Acceptance or Rejection of Proposal
The City reserves the right to negotiate an agreement with the firm submitting the
highest-ranking proposal. Further, the City reserves the right to reject any
proposals or waive any informality or irregularity in a proposal as is in the City's
best interest.
5.3 Examination of Proposal Materials
The proposal submission shall be deemed a representation and warranty by the
proponent that it has investigated all aspects of the RFP, that it is aware of the
applicable facts pertaining to the RFP process and its procedures and
requirements, and that it has read and understands the RFP. No request for
modification of the proposal's provisions shall be considered after its submission
on the grounds that the proponent was not fully informed of any fact or condition.
5.4 Proposal Questions and Requests for Clarification
Any question or request for clarification shall be made in writing and deliverable to:
Cesar.Lopez-Garcia@stocktonca.gov
Such request for clarification shall be delivered to the City via email at least
seven (7) business days prior to the date for receipt of proposals. If a
response warrants an addendum, it will be made in the form of an Addendum
to the RFP and posted on the City's website Bid Flash page (no later than two
calendar days prior to the due date) and will become a part of the RFP. It is
the Consultant's responsibility to check the City's website for any addendums or
responses to questions related to the RFP.
https://www.stocktonca.gov/business/contractspurchasing/bidflash/public_works.php
5.5 Causes for Disqualification
Any of the following may be considered cause to disqualify a proponent without
further consideration:
A. Evidence of collusion among proposers
B. Any attempt to improperly influence any member of the evaluation panel.
C. A proposer's default or breach of contract in previous work that
resulted in the termination of that agreement and/or
D. Existence of any lawsuit, unresolved contractual claim, or dispute
between Proponent and the City.
E. Any attempt to communicate in any manner with the City of Stockton
elected official during the RFP/bid process will, and shall be, just cause for
disqualification/rejection of Proponent's proposal/Proponent's bid submittal
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and considered non-responsive.
F. No person, firm, or corporation shall be allowed to make a file or
be interested in more than one bid for the same supplies, services, or both;
provided, however, that subcontract bids to the principal bidders are
excluded from the requirements of this section; Section 3.68.120 of the
Municipal Code.
5.6 Licensing Requirements
Any professional certifications or licenses that may be required will be the sole cost
and responsibility of the successful proponent. A City of Stockton business
license is required for this project. Please contact the City of Stockton Business
License Customer Service at (209) 937 8313.
5.7 Insurance Requirements -
Proponent, at proponent's sole cost and expense and for the full term of the
agreement or any extension, shall obtain and maintain all of the insurance
requirements listed in Attachment D, Instructions to Proposers Local Funded
Contracts/Insurance and Indemnification Requirements. All policies,
endorsements, and certificates shall be subject to the City's Risk Manager's
approval as to form and content.
5.8 Term of Project
Project Design must be completed by Spring 2027. Consultant shall provide a
design delivery schedule using Microsoft Project to the City of Stockton.
5.9 Department of Industrial Relations
Please refer to Attachment D, Instructions to Proposers Local Funded
Contracts/Insurance and Indemnification Requirements, for registration
requirements with the Department of Industrial Relations.
5.10 Product Ownership
Any documents resulting from the contract will be the property of the City. This
includes public relations flyers and materials if the proponent's supplier(s) and/or
subcontractor require the use of a licensed, patented, or proprietary process or
materials.
6.0 REQUIRED PROPOSAL CONTENT
The proposal shall contain the following, at a minimum:
* Cover Letter
* Table of Contents
* An Executive Summary
* Project Team
* Project Understanding and Approach
* Detailed Work Plan
* Key Personnel References
* Project Work Matrix with estimated hours
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* Project Schedule
* Local Preference
* Cost Proposal (separate sealed envelope)
The body of the technical proposal should not exceed 25 double sided (812" x
11") pages, with a minimum font size of 10 and each page numbered. One
(1) original and four (4) copies of the proposal shall be submitted. I-nclude a flash
drive containing the proposal in PDF format.
This maximum allowable length is exclusive of any folder, cover, or section dividers.
Costs for preparing a proposal are entirely the responsibility of the Consultant
and shall not be chargeable in any way to the City.
The body of the technical proposal shall include, but not be limited to, the following
minimum information:
6.1 Cover Letter
The letter shall be signed by an official with authority to negotiate and contractually
bind the firm with the City of Stockton regarding the Request for Proposal (RFP).
Provide this officer's name, title, address, email, and telephone number. Describe
any subcontract arrangements or licensing agreements. Include any potential
conflict of interest.
6.2 Table of Contents
The Proposal shall include a table of contents.
6.3 Executive Summary
The Executive Summary shall include a summary of the proposal, emphasizing
the approach to be taken and including a work plan, schedule, and description of
the capabilities of the consultant and sub-consultants. The summary should
convey an understanding of the purpose of the project and the services required
for performance.
6.4 Project Team
Describe your team organization, including the qualifications of the prime
consultant and any sub-consultants. Provide an organizational chart of the
proposed team structure.
The following should be addressed:
* Demonstrate the firm's experience in each area of expertise
needed to complete the project successfully. This should include a
description of prior experience in working with public agencies,
including working with City staff.
* Ability of the project team to perform the proposed work within the time
limits of the project, considering their current and projected workload
and assignments.
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* Ability to provide quality control of all deliverables and be
responsive to all issues in a timely manner.
* Ability to track team hours worked and provide invoices in a timely manner.
* Provide Project Team Resumes (Resumes shall be included in an
Appendix and will not be counted as part of the 25 double sided
page limit).
-
6.5 Project Understanding and Approach
Describe your understanding of the ADA Curb Ramp Installation needs for the City.
6.6 Detailed Work Plan
Provide a proposed work plan for the development and implementation of the
program as described in the Scope of Work. Describe the proposed approach
and activities to be accomplished. Describe how the team will complete each task.
Alternative approaches to the project can be submitted if a rationale is given for the
suggested changes. Information on the software to be used to prepare all working
and final documents shall be provided.
6.7 References
Provide three client references for the firm, two of which are familiar with the
project manager and key personnel. This shall include the name, company,
contact information, and description of related services that were provided to the
client.
6.8 Project Work Matrix
Identify all key team members, including subcontractors, in a work chart,
including their name, title, hours per task, hourly rate, total hours, direct labor,
overhead, and percentage of work by task.
6.9 Project Schedule
The selected Consultant shall be expected to begin work within two weeks of
Notice to Proceed. Awarded Consultant shall complete the entire design by
Spring 2027.
The Consultant shall prepare and provide a comprehensive schedule to reflect the
timeframe for each task of the proposed scope of work, utilizing Microsoft Project.
The project schedule shall show a baseline, tasks, duration, milestones,
assignments, critical paths, and other relevant data. The Consultant is encouraged
to develop additional project schedule details and suggest changes within the
basic constraints of the program. The project schedule shall be maintained and
updated monthly throughout the PS&E phase of the project.
6.10 Local Preference
Proposer shall include a statement and supporting information addressing the use
of local consultants and/or businesses on the project. Information shall include
consultant/business locations relative to the City of Stockton and the cost proposal
shall provide the portion of the total fee and percentage that will be expended by
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