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San Joaquin County Department of Public Works

1810 E Hazelton Ave, Stockton, CA 95205-6232
(209) 468-3000 

The overall mission of the San Joaquin County Department of Public Works is to plan, design, construct, operate and maintain the County infrastructure, which includes public roads, transportation systems, bridges, water, wastewater, channel maintenance and solid waste disposal systems of the County, in order to best serve the interests of the people. These systems are maintained to protect the health and welfare of the public and the County’s financial investments. Public Works also provides vehicle support for the County, including procurement support, heavy and light vehicle maintenance and repair, and daily rental services.

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Upcoming Solicitations

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Number Deadline
SJCDPW-RFQ-26-01
The San Joaquin County Department of Public Works (SJCDPW) requests Statements of Qualifications (SOQ) from innovative engineering consulting firms for On-Call Bridge Engineering Services in support of the San Joaquin County Highway Bridge Program and local Bridge Preventive Maintenance Program. This procurement will be comprised of evaluation of SOQs and presentation-interviews with select firms if warranted as described in this Request For Qualifications (RFQ). SJCDPW intends to establish a list of up to three (3) consulting firms to provide support services on an as-needed basis for various bridge projects that become available over the next two (2) years. SJCDPW may also elect to extend the period for new project assignments to a third year. Duration, scope, and scheduling of services will vary with specific project assignments. At the time of project assignment, County will enter into a project specific Independent Consultant Agreement (Agreement). The amount of work for each project specific Agreement will be varied but will not exceed $200,000 annually per consultant. The method of payment for task orders under the On Call Agreement will be actual cost plus fixed fee. The deadline for submitting qualifications to SJCDPW will be no later than 4:00 p.m. on Monday, February 23, 2026. SJCDPW’s standard business practice strives to ensure that a consultant’s professional qualifications meet the needs and services to be performed, the payment method is appropriate, and the cost is fair and reasonable to the public agency. The specific requirements set forth in SJCDPW-RFQ-26-01 should be closely examined and followed by those consultant firms interested in submitting statements of qualifications. A copy of SJCDPW-RFQ-26-01 is available to view at the Internet address: https://www.sjgov.org/department/pwk/rfps-and-rfqs and www.bidexpress.com. All prospective consultants must register for solicitation No. SJCDPW-RFQ-26-01 in order to be added to the Proposers’ List and, if necessary, receive a Notice of Release of Addendum. It is imperative that prospective consultants check the solicitation Web page often for the status and/or modifications. Alternative arrangements may be made to secure a hard copy of SJCDPW-RFQ-26-01 or general questions regarding this Solicitation by contacting Nhan Tran, Management Analyst II, at mail: ntran@sjgov.org .
02/24/2026 12:00 AM UTC
SJCDPW-RFP-26-01
The San Joaquin County Department of Public Works (SJCDPW) requests technical proposals from qualified consultants (CONSULTANT) to undertake, perform, and complete the tasks set forth in Request for Proposals (RFP) – SJCDPW-RFP-26-01. selected CONSULTANT will perform professional and technical engineering services for the proposed Blossom Road Bridge 29C-116 or Elliot Road Bridge 29C-249 Scour Mitigation Projects (PROJECT). SJCDPW will have options to select one consultant for both projects or select one consultant for each project. The selected CONSULTANT will be the highest-ranked CONSULTANT that has successfully negotiated the terms for award of a consultant services agreement. The selected CONSULTANT or team will be requested to enter into a consultant services agreement with San Joaquin County (County). The PROJECT is federally funded. All work shall comply with the County Policies, the Local Assistance Procedure Manual (LAPM) and the most recent guidelines for the Federal Highway Bridge Program (HBP). The requested professional design engineering services shall include, but will not be limited to, the following: Project Management, Project Surveying, Mapping and Control, Environmental Clearance, Hydraulic and Hydrology Analysis, Permitting Compliance, Utility Coordination and Relocation Plan, Right-of-Way Engineering, Plans, Specifications, and Engineer's Estimate (PS&E), and Bidding and Post Award Assistance services for the PROJECT.
03/03/2026 12:00 AM UTC
SJCDPW-RFQ-26-02
The San Joaquin County Department of Public Works (SJCDPW) requests Statements Of Qualifications from engineering consulting firms for on-call lab testing, materials testing, specialty inspections and related services. This procurement will be comprised of evaluation of SOQs and optional interviews with select firms as described in this Request for Statement of Qualifications (RFQ). SJCDPW will select one or more qualified consulting firms to provide these services. The selected consulting firms will be required to enter into Independent Contractor Agreement with San Joaquin County (County). The amount of the services provided by each selected consultant will be no more than $200,000 per year over an initial two-year period with the possible extension to a third year. Consultants on the on-call list for Materials Engineering and Testing Services will perform materials engineering and testing services on an as-needed basis in conjunction with roads and streets, bridges, traffic signals, water supply, sanitary sewer, storm drainage, and other public works projects in San Joaquin County. They may be discrete, short term assignments or may be part of larger development, roadway improvement, or other capital projects. The amount of compensation to the CONSULTANT will be established for each project at the time it is assigned, and payments will be made under a Purchase Order issued by the County. The scope of work, completion schedule, and duration of each assignment will vary. Some project assignments could involve extended work durations, but typically, a project assignment will be five (5) to twenty (20) working days, excluding County and other agency review periods. Required services and capabilities to be provided by On-Call Consultants include, but are not limited to, the following: < California Licensed Professional Engineer < Participation in Caltrans' reference testing program and extensive experience with California Testing Method and American Society for Testing and Materials (ASTM) testing method < Caltrans and/or other professional organization qualification/certification (i.e. ASSHTO, Asphalt Institute, American Concrete Institute, National Institute of Certification of Engineering Technologies, etc.) for key testing personnel and equipment. < Preparation of project scope including: project understanding, schedule, and cost < Positive lab test results to be furnished within 72 hours and failing results within 24 hours unless duration of tests exceeds these limits. < Certified quality control measures. < Maintenance of all acceptance materials testing records.
03/03/2026 12:00 AM UTC
SJCDPW-RFP-26-02
The San Joaquin County Department of Public Works (SJCDPW) requests technical proposals from qualified consultants (CONSULTANT) to undertake, perform, and complete the tasks set forth in Request for Proposals – SJCDPW-RFP-26-02. The selected CONSULTANT will perform professional and technical engineering services for the proposed Bridge Approach Railings Replacement – Phase III Project (PROJECT). The selected CONSULTANT will be the highest-ranking CONSULTANT that has successfully negotiated the terms for award of a consultant services agreement. The selected CONSULTANT or team will be requested to enter into a consultant services agreement with San Joaquin County (County). The PROJECT is federally funded using Highway Safety Improvement Program with a local match. All work shall comply with the County Policies, the Local Assistance Procedure Manual and the most recent guidelines for the Federal Highway Bridge Program. The requested professional design engineering services shall include, but will not be limited to, the following: Project Management, Project Surveying, Mapping and Control, Public Outreach Program, Environmental Clearance, Utility Coordination and Relocation Plan, Plans, Specifications, and Engineer's Estimate (PS&E), and Bidding and Post Award Assistance services for the PROJECT. The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Monday, March 9, 2026. A copy of SJCDPW-RFP-26-02 is available to view at the Internet address: https://www.sjgov.org/department/pwk/rfps_and_rfqs and https://www.bidexpress.com . All prospective consultants must register for solicitation No. SJCDPW-RFP-26-02 in order to be added to the Proposers’ List and, if necessary, receive a Notice of Release of Addendum. It is imperative that prospective consultants check the solicitation Web page often for the status and/or modifications. For general questions regarding the solicitation, please contact Mr. Nhan Tran, Management Analyst II at email: ntran@sjgov.org .
03/09/2026 11:00 PM UTC
Kettleman Lane Resurfacing
The work is located east of the City of Lodi. The work, in general, consists of repairing and resurfacing approximately 4 miles of roadway with asphalt concrete. Base Estimate Range between $1,102,650 and $1,353,200
 03/12/2026 08:31 PM UTC
Eight Mile Road Resurfacing, Federal Aid Project No. STPL-5929(329)
The work is located in Stockton. The work, in general, consists of repairing and resurfacing approximately 5.8 miles of existing roadway with asphalt concrete. There is no DBE Contract goal. Base Estimate Range Between $2,631,300 and $3,183,400
 03/19/2026 08:31 PM UTC
6 Solicitations

Closed Solicitations

Number Deadline
SJCDPW-RFP-21-B
BAT /BIRD EXCLUSION AND MONITORING FOR THE WIMER ROAD BRIDGE (29C-303) OVER NORTH BRANCH INDIAN CREEK REPLACEMENT PROJECT (FEDERAL PROJECT NO. BRLO-5929 [235])
08/27/2021 11:00 PM UTC
Brennan Avenue Resurfacing
The work is located partially in the City of Escalon and north of the Escalon City Limits. The work, in general, consists of repairing and resurfacing approximately 3.1 miles of roadway with asphalt concrete. Base Estimate Range Between $1,140,000 and $1,395,000
 08/05/2021 08:31 PM UTC
South 99 Frontage Road (East) Resurfacing
The work is located east of the City of Stockton. The Project, in general, consists of repairing and resurfacing approximately 1.3 miles of existing roadway with asphalt concrete. Base Estimate Range Between $570,000 and $670,000
 08/05/2021 08:31 PM UTC
SJCDPW-RFP-21-A
County of San Joaquin Department of Public Works (County) operates a potable water system that serves approximately 328 service connections to primarily residential customers in the Raymus Village Maintenance District (District) near Manteca, CA. The District obtains all of its drinking water from two wells that are operated by the County. The concentrations of 1,2,3-trichloropropane (TCP) for Well 1 have exceeded the primary maximum contaminant level (MCL) set by the Division of Drinking Water of the State Water Resources Control Board (DDW) and a compliance order has been issued. The proposed water treatment system improvements aim to address these violations and bring the system into compliance.
07/02/2021 11:00 PM UTC
Turner Road Resurfacing
The work is located west of the Lodi City Limits. The work, in general, consists of repairing and resurfacing approximately one mile of roadway with asphalt concrete. Base Estimate Range Between $545,000 and $670,000
 07/01/2021 08:31 PM UTC
SJCDPW-RFQ-21-01
The San Joaquin County Department of Public Works (SJCDPW) requests statements of qualifications from engineering consulting firms to provide transportation engineering support services. The work will be assigned on an as-needed basis and will consist of a range of services, including but not limited to: preparing a scope of work for an assigned project, collecting and analyzing traffic data, preparing draft and final Traffic Impact Studies, and participating in meetings with County staff associated with various development and improvement projects. SJCDPW will select an On-Call List of two (2) to three (3) qualified consulting firms to provide these services. The On-Call List will remain in effect for two years with an option to extend for two (2) periods of one year each. Required services and capabilities to be provided by On-Call consultants include: < California Licensed Traffic Engineer < California Licensed Professional Engineer < Traffic impacts and mitigations, operations, and engineering analyses (quantitative and qualitative) < Site reconnaissance/plan analysis < Preparation of project scope including: project understanding, schedule, and cost < Preparation of Development Traffic Impact Studies per the format specified in the latest revision of the San Joaquin County Traffic Impact Study Guidelines (Exhibit A) < Travel forecasting & traffic counts < Safety and operation recommendations < Vehicle Miles Traveled (VMT) analysis < Development of Fair Share Determinations < Peer review of County prepared Preliminary Plans for: Roundabout geometrics, Traffic Signal Design The deadline for submitting qualifications to SJCDPW will be no later than 4:00 p.m. on Friday, June 18, 2021. SJCDPW’s standard business practice strives to ensure that a consultant’s professional qualifications meet the needs and services to be performed, the payment method is appropriate, and the cost is fair and reasonable to the public agency. The specific requirements set forth in SJCDPW-RFQ-21-01 should be closely examined and followed by those consultant firms interested in submitting statements of qualifications. A copy of SJCDPW-RFQ-21-01 is available to view at the Internet address: https://www.sjgov.org/department/pwk/rfps_and_rfqs . All prospective consultants must register for each particular solicitation in order to be added to the Proposers’ List and, if necessary, receive a Notice of Release of Addendum. It is imperative that prospective consultants check the solicitation Web page often for the status and/or modifications. Alternative arrangements may be made to secure a hard copy of SJCDPW-RFQ-21-01 or general questions regarding the Project by calling Mr. Nhan Tran, Management Analyst II, at the telephone number (209) 953-7452.
06/18/2021 11:00 PM UTC
SJCDPW-RFP-21-03
The San Joaquin County Flood Control and Water Conservation District (District) requests technical proposals from qualified construction management (CM) firms to undertake, perform, and complete the tasks set forth in Request for Proposals – SJCDPW-RFP-21-03. The selected CM firm will be the highest-ranking firm that has successfully negotiated the terms for award of a consultant services agreement. The selected CM firm or CM team will be requested to enter into a consultant services agreement with the District. All work shall comply with San Joaquin County Policies, the Caltrans Local Assistance Procedure Manual (LAPM), requirements from various permitting agencies, and the Agreement with California Department of Water Resources (Agreement 4600011616). The requested professional services shall include, but will not be limited to, the following: public outreach, resident engineer services, construction management, inspection, materials testing (optional), biological monitoring, contract administration, and project records services for the Project. The scope of work includes: documentation of preconstruction conditions, meetings, schedule reviews, cost control, submittals and clarifications, contract modifications/change orders/claims, field inspection, testing, completion and acceptance, Project closeout, construction management plan, and other miscellaneous inspections and construction administration activities. The CM firm will also conduct formal weekly progress meetings with SJCDPW staff and the contractor. Estimated Construction Contract Award Date: July 2021 Estimated Construction Contractor Start Date: August 2021 Estimated Construction Duration: 90 Working Days Estimated Construction Mgmt & Inspection Duration: 135 Working Days (assumes 15 days of pre-construction work, and 30 days of post construction/ closing work). A copy of SJCDPW-RFP-21-03 is available to view at the Internet address: https://www.sjgov.org/department/pwk/rfps_and_rfqs and https://www.bidexpress.com . All prospective consultants must register for solicitation No. SJCDPW-RFP-21-03 in order to be added to the Proposers’ List and, if necessary, receive a Notice of Release of Addendum. It is imperative that prospective consultants check the solicitation web page often for the status and/or modifications. Alternative arrangements may be made to secure a hard copy of SJCDPW-RFP-21-03 or general questions regarding the solicitation by calling Mr. Nhan Tran, Management Analyst II, at the telephone number (209) 953-7452.
06/18/2021 11:00 PM UTC
Pershing Avenue Widening
The work is located approximately two miles east of Interstate 5. The work, in general, consists of widening Pershing Avenue to include a three-lane facility, sidewalks, and storm drainage facilities. Base Estimate Range Between $3,500,000 and $4,000,000
 06/17/2021 08:31 PM UTC
Road District 4 Streets Resurfacing 2020-2021
The work is located east of the City of Stockton. The work, in general, consists of repairing and resurfacing approximately 2 miles of roadway with asphalt concrete. Base Estimate Range Between $667,000 and $822,000
 06/10/2021 08:31 PM UTC
Melton Road Resurfacing
The work is located south of the City of Manteca. The work, in general, consists of repairing and resurfacing approximately 2 miles of roadway with asphalt concrete. Base Estimate Range Between $651,000 and $806,000
 06/10/2021 08:31 PM UTC
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