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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
Woodbridge Area Streets Resurfacing
The work is located northwest of the City of Lodi. The work, in general, consists of repairing and resurfacing approximately 1.5 miles of roadway with asphalt concrete. Base Estimate Range between $863,100 and $1,054,900
 12/18/2025 09:31 PM UTC
Crack Seal 2026
The work is located in various locations throughout the County. The work, in general, consists of crack sealing approximately 37 miles of existing urban and rural roadways throughout San Joaquin County with crack treatment. Base Estimate Range between $1,000,000 and $1,220,000
 01/08/2026 09:31 PM UTC
Morada Area Streets Resurfacing 2026
The work is located East of the City of Stockton. The work, in general, consists of repairing and resurfacing approximately 0.5 miles of roadway with asphalt concrete. Base Estimate Range between $310,000 and $381,000
 01/08/2026 09:31 PM UTC
Realty Road and Sargent Road Resurfacing
The work is located east of the City of Lodi and south of State Route 12. The work, in general, consists of repairing and resurfacing approximately 2.25 miles of roadway with asphalt concrete. Base Estimate Range between $812,000 and $1,002,000
 01/08/2026 09:31 PM UTC
SJCDPW-RFP-25-10
The San Joaquin County Department of Public Works (SJCDPW) requests technical proposals from qualified construction management (CM) firms to undertake, perform, and complete the tasks outlined in the Request for Proposals – SJCDPW-RFP-25-10. The selected CM firm will perform professional and technical engineering services for the REPLACEMENT OF BUCKMAN ROAD BRIDGE NOS. 29C-307 (BRLO-5929(241)) AND 29C-227 (BRLO-5929(245)) (PROJECT). The selected CM firm will be the highest-ranking firm that has successfully negotiated the terms for the award of a consultant services agreement. The selected CM firm/team will be requested to enter into a consultant services agreement with San Joaquin County (County). 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 construction management services shall include, but are not limited to: constructability review, contract administration, part-time resident engineering, full-time construction inspection, stakeholder coordination, quality assurance, materials sampling and testing, and maintenance of project records for the PROJECT. The scope of work also encompasses documentation of preconstruction conditions, schedule and lead periodic meetings, review of material submittals and construction schedules, responses to requests for information (RFIs), management of contract modifications, change orders, and claims, and the preparation and distribution of project-related notifications, including those required by regulatory agencies before and after construction. Additional responsibilities include project closeout, punch-list preparation and final acceptance, development of as-built drawings, and other miscellaneous construction administration tasks. Replacement of Buckman Road Bridge No. 29C-307 – Federal Aid Project No. BRLO-5929(241) Estimated Construction Contract Award Date: December 8, 2026 Estimated Bird Netting Start Date: January 4, 2027 (Bird Netting) Estimated Construction Duration for Bird Netting: 5 working Days Estimated Bridge Construction Start Date: May 3, 2027 Estimated Bridge Construction Duration: 124 Working Days Total Estimated Contractor’s Contract (5 working days for Netting + Bridge Construction) Duration: 129 Working Days Replacement of Buckman Road Bridge No. 29C-227 – Federal Aid Project No. BRLO-5929(245) Estimated Construction Contract Award Date: October 5, 2027 Estimated Bird Netting Start Date: January 3, 2028 (Bird Netting) Estimated Construction Duration for Bird Netting: 5 Working Days Estimated Bridge Construction Start Date: May 14, 2028 Estimated Bridge Construction Duration: 165 Working Days Total Estimated Contractor’s Contract (5 working days for Netting + Bridge Construction) Duration: 170 Working Days
01/19/2026 08:00 PM UTC
SJCDPW-RFP-25-09
San Joaquin County was one of California’s original counties, established in 1850. San Joaquin County is located in the heart of California’s Central Valley, encompassing approximately 1,392 square miles of rich agricultural land, waterways, and growing urban centers. Bordered by the Sacramento–San Joaquin River Delta to the west, the County offers a blend of natural beauty, productive farmland, and a dynamic economy that connects Northern and Central California. The region is characterized by a balance of vibrant cities and rural landscapes, providing residents and visitors with both metropolitan amenities and small-town charm. The County’s population is approximately 814,000, spread across eight incorporated cities including Stockton, Lodi, Manteca, Tracy, Ripon, Escalon, Lathrop, the newly incorporated City of Mountain House, and several thriving unincorporated communities. The San Joaquin County Department of Public Works (SJCDPW) delivers essential municipal-type services to residents and businesses in unincorporated areas. The Solid Waste Division (Division), in particular, manages refuse, recycling, and organics services for the unincorporated population, ensuring compliance with state recycling mandates and advancing the County’s long-term goals for resource recovery and landfill diversion. The County remains committed to fostering environmental stewardship and sustainable growth, providing efficient public services that benefit both local residents and the broader Central Valley region. SJCDPW requests technical proposals from qualified recyclable materials processing services firms to undertake, perform, and complete the tasks outlined in the Request for Proposals – SJCDPW-RFP-25-09. The selected Firm will provide processing services for recyclable materials accepted at Lovelace Transfer Station (Lovelace) and transfer services, as needed. The selected Firm will be the highest-ranking Firm that has successfully negotiated the terms for the award of a Recyclable Materials Processing Services Agreement. The selected Firm will be requested to enter into an Agreement with San Joaquin County. All work shall comply with the County Policies and California Public Resources Code § 40200 and California Code of Regulations, Title 14 § 18801.
01/20/2026 12:00 AM 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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