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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-RFP-26-1A
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-26-01A. Selected CONSULTANT will perform professional and technical engineering services for the proposed Blossom Road Bridge 29C-116 and Elliot Road Bridge 29C-249 Scour Mitigation Projects (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) for each project. The PROJECT is federally funded. All work shall comply with the County Policies, the Local Assistance Procedure Manual (LAPM), latest Caltrans Standard Plans and Specifications, AASHTO latest release of its Highway and Street Design “Green Book”, HEC 23 for countermeasure design for bridge scour and stream instability, 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 The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Monday, May 18, 2026. A copy of SJCDPW-RFP-26-01A 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-26-01A 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 .
06/01/2026 11:00 PM UTC
SJCDPW-RFP-26-04
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-26-04. Selected CONSULTANT will perform professional and technical services for the proposed Pavement Condition Assessment (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) for the PROJECT. The PROJECT is locally funded. All work shall comply with the County Policies, and American Society for Testing and Materials (ASTM) CONSULTANT will perform an evaluation of the designated County roads, assign a condition score to each segment, and provide recommendations for projects and pavement rehabilitation. The work will generally consist of: • Physically evaluating the pavement condition of the designated County roads and determining a Pavement Condition Index (PCI) for each road segment pursuant to ASTM Standard D 6433 utilizing the modified seven distress method by Metropolitan Transportation Commission • Measuring and scoring roadway segments for roughness per the International Roughness Index (IRI) • Identifying feasible rehabilitation alternatives for each roadway section, if necessary • Creating an Excel and GIS database with a summary of PCI scores • Prioritizing projects and preparing a recommended five (5)-year pavement management plan within a set budget (optional task) • Provide data in two separate formats that will be compatible with upload to Cartegraph (OpenGov) and to Street Saver • Final report on scores and recommendations
06/01/2026 11:00 PM UTC
SJCDPW-RFP-26-05
The San Joaquin County Department of Public Works (SJCDPW) requests technical proposals from qualified consultants to undertake, perform, and complete the tasks set forth in Request for Proposals (RFP) – SJCDPW-RFP-26-05. The selected CONSULTANT will perform professional and technical engineering services for the proposed Frazier Road Bridge 29C-272 Replacement (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. The PROJECT is locally funded. 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, Evaluation of Bridge Type Selection/Roadway Alignment, Public Outreach Program, Geotechnical Analysis Report, CEAQ Approval, 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. The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Monday, June 8, 2026. A copy of SJCDPW-RFP-26-05 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-26-05 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 .
06/08/2026 11:00 PM UTC
3 Solicitations

Closed Solicitations

Number Deadline
Brady Road Resurfacing 2024
The work is located south of the City of Manteca The work, in general, consists of repairing and resurfacing approximately 0.99 mile of existing rural roadway with asphalt concrete Base Estimate Range between $480,000 and $590,000
 06/06/2024 08:31 PM UTC
East Country Club Reconstruction, Phase 4
The work is located in the Country Club area of unincorporated Stockton. The work, in general, consists of reconstructing 0.4 mile of existing pavement, curb, gutter and sidewalk. Base Estimate Range between $1,260,000 and $1,540,000
 06/06/2024 08:31 PM UTC
Sexton Road Bridge No. 29C-472 Replacement Project, Federal Aid Project No. BRLO-5929(242)
The work is located in San Joaquin County, 2.49 miles south of Yosemite Avenue/State Route 120. The DBE Contract goal is 24 percent Base Estimate Range Between $2,102,000 and $2,459,000
 05/16/2024 08:31 PM UTC
Holden Road and Milton Road Resurfacing
The work is located east of the City of Stockton. The work, in general, consists of repairing and resurfacing approximately 3.19 miles of roadway with asphalt concrete. Base Estimate Range between $1,235,000 and $1,510,000
 05/16/2024 08:31 PM UTC
Comstock Road and Fine Road Resurfacing
The work is located in Linden. The work, in general, consists of repairing and resurfacing approximately 2.4 miles of roadway with asphalt concrete. Base Estimate Range between $914,967 and $1,117,000
 05/16/2024 08:31 PM UTC
Thornton Water Main Looping
The work is located in Thornton, CA. The work, in general, consists of installing 3,292 linear feet of 8 inch diameter PVC pipe (AWWA C900), 108 linear feet of 16 inch diameter steel casing pipe, fire hydrants, and various appurtenances for the Thornton water distribution system. Base Estimate Range Between $858,879 and $1,002,025
 05/02/2024 08:31 PM UTC
Linne Road Resurfacing 2024
The work is located east of the City of Tracy. The work, in general, consists of repairing and resurfacing approximately 2 miles of roadway with asphalt concrete. Base Estimate Range between $845,000 and $1,040,000
 05/02/2024 08:31 PM UTC
NA0017 Pipe Replacement - Deferred Maintenance Program
The work is located San Joaquin County near Lodi, California as well as near Stockton, California and is situated along Potter Creek, Mormon Slough, Bear Creek, Paddy Creek, North Paddy Creek, and Little John Creek. The work, in general, consists of removing existing pipe penetrations through levees and replacing with reinforced concrete pipes, installing flap and slide/canal gates, reinforced concrete riser structures, and new reinforced concrete inlet/outlet structures as prescribed in the project plans and specifications. Due to expected long lead times, the County will be procuring both the 30-inch and 48-inch flap/canal gates for the contractor to install. Base Estimate Range between $2,554,400 and $3,122,150
 05/02/2024 08:31 PM UTC
SJCDPW-RFQ-24-A
The San Joaquin County Department of Public Works (SJCDPW) Field Engineering Division is requesting a Request for Qualifications (RFQ) and rate sheet from traffic control firms for on call traffic control services. SJCDPW will select one or more firms (Firm) to provide professional traffic control services to support the Field Engineering Division with various projects. The method of procurement for Firm will be an open and competitive process and will document and support the justification for the selection. The duration of these services will be in effect through June 30, 2026 with the option of SJCDPW to extend the period for one additional year through June 30, 2027. The required services provided by the Firm include Traffic Control for SJCDPW Forces during design related activities on high-volume, high-speed roadways throughout San Joaquin County. All requirements of the Manual on Uniform Traffic Control Devices (MUTCD) and Caltrans Standard Plans will be utilized. The roadways selected will be summarized with required dates when the traffic control is needed and forwarded to selected firm.
04/26/2024 11:00 PM UTC
Road District 4 Streets Resurfacing 2024
The work is located Northeast of the City of Stockton. The work, in general, consists of repairing and resurfacing approximately 3.5 miles of roadway with asphalt concrete. Base Estimate Range between $1,164,000 and $1,421,000.
 04/18/2024 08:31 PM UTC
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