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San Joaquin County Department of Public Works

1810 East Hazelton Avenue, Stockton, CA 95205
(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.

Standard Documents

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Upcoming Solicitations

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Number Deadline
Chip Seal 2025
The work is located on various roads through San Joaquin County Supervisorial Districts 3, 4 and 5. The work, in general, consists of chip sealing approximately 31 miles of various roadways throughout the County and is part of a seven-year cyclical Chip Seal Program Base Estimate Range between $1,700,000 and $2,077,000
 04/03/2025 08:31 PM UTC
Fiscal Year 2025-2026, Job Order Contracts JOC-28, JOC-29, and JOC-30
A Job Order Contract is an indefinite quantity contract pursuant to which the Contractor may perform an ongoing series of individual Projects at different locations throughout San Joaquin County. The bid documents include a Construction Task Catalog® containing construction tasks with preset Unit Prices. All Unit Prices are based on local labor, material and equipment prices and are for the direct cost of construction.
 04/10/2025 08:31 PM UTC
Benjamin Holt Drive Water Main Replacement Project
The work is located within the Lincoln Village Maintenance District in Stockton, CA on Benjamin Holt Drive between Pershing Avenue and Gettysburg Place. The work, in general consists of installing approximately 2,300 lineal feet of new water main along Benjamin Holt Drive and portions of Pershing Avenue, Vicksburg Place and Gettysburg Place with necessary valves, fire hydrants, and various appurtenances within the Lincoln Village Maintenance District. In addition, 37 water service laterals will be installed for future connection in a later phase Base Estimate Range between $1,052,145 and $1,227,502
 04/10/2025 08:31 PM UTC
Ahern Road Improvements
The work is located southwest of the City of Tracy. The work, in general, consists of repairing, widening and resurfacing approximately 1.4 miles of roadway with asphalt concrete. Base Estimate Range between $1,715,000 and $2,095,000
 04/17/2025 08:31 PM UTC
North 99 Frontage Road West Resurfacing
The work is located South of the City of Lodi. The work, in general, consists of repairing and resurfacing approximately 2.54 miles of roadway with asphalt concrete. Base Estimate Range between $1,255,000 and $1,550,000
 04/17/2025 08:31 PM UTC
Construction of Module 7 at the North County Sanitary Landfill
The work is located at North County Sanitary Landfill (17720 E Harney Ln Lodi, Ca 95240). The work, in general, consists of : excavating and grading the base and side slopes for the new landfill expansion area, installing landfill liner system, installing leachate collection system, constructing access roads and drainage systems. Base Estimate Range between $12,300,000 and $13,500,000
 04/17/2025 08:31 PM UTC
SJAFCA-RFP-25-02
The San Joaquin Area Flood Control Agency (SJAFCA) requests proposals from a prime contractor of a consultant team to undertake, perform, and complete tasks set forth in this Request for Proposal, SJAFCA-RFP-25-02 (RFP). SJAFCA is the administrator of this RFP. The selected consultant/consultant team (CONSULTANT) shall be contracted by SJAFCA to perform professional consulting services (SERVICES) related to construction management for the Mossdale Urban Flood Risk Reduction Project (Project). Design of the Project will be completed under a separate RFP. The prime contractor or any member of its consultant team cannot provide both design/permitting and construction management services for this Project. The separately selected design team will provide engineering during construction services through a separate contract. The CONSULTANT is required to provide all labor, equipment, tools, and facilities necessary for completion of its SERVICES for the Project and has the option of using sub-consultants to accomplish this. SJAFCA seeks to encourage local economic development and enhance regional technical expertise. Throughout this proposal, the CONSULTANT is strongly encouraged to describe how their team can contribute to this initiative. Examples of supporting local economic development and regional technical expertise include but is not limited to: • Including local consultants that have a physical office within San Joaquin County. • Including national consultants that have (or plan to open) a physical office within San Joaquin County. • Participation in academic, non-profit, or other organizations that support the establishment of small businesses and/or economic development in San Joaquin County. • Participation in academic, non-profit, or other educational programs that support student interest in Science, Technology, Engineering, and Mathematics (STEM) career paths.
04/28/2025 10:00 PM UTC
7 Solicitations

Closed Solicitations

Number Deadline
SJCDPW-RFP-24-05A
San Joaquin County Department of Public Works (SJCDPW) requests technical proposals from qualified vendors to undertake, perform, and complete the tasks set forth in Request for Proposals (RFP) – SJCDPW-RFP-24-05A. The selected qualified vendor will perform professional services for the Countywide Supervisory Control and Data Acquisition System (SCADA). The SCADA project will allow for system monitoring and control elements for County managed districts. The purpose is to increase the longevity of current capital infrastructure, allow the ability to detect early failures more efficiently, reduce future utility maintenance and operations costs, and reduce complete replacement costs for these utility systems. The SJCDPW Utilities Maintenance Division operates and maintains 30 water distribution systems (including 52 wells), 70 storm drain pumps, 3 sewage treatment plants, and 9 sewage lift stations. These operations are conducted in all parts of the County and a complete list of facilities and sites will be provided to the selected vendor. Additionally, SJCDPW intends to upgrade the remote monitoring of four flares at the SJCDPW landfill sites. The selected vendor will install and configure the hardware including field devices, field UPS, and SCADA panels at each site. SJCDPW will procure the necessary software and hardware. VENDOR will provide testing and training services to SJCDPW staff as part of project closeout delivery. The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Friday, August 30, 2024. 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. A copy of SJCDPW-RFP-24-05A 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-24-05A 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-24-05A or general questions regarding the solicitation by contacting Mr. Nhan Tran, Management Analyst II, at email address: ntran@sjgov.org .
09/16/2024 11:00 PM UTC
SJCDPW-RFP-24-06
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 set forth in Request for Proposals(RFP) – SJCDPW-RFP-24-06. The selected CM firm will perform professional and technical engineering services for the proposed Bollea Road Bridge Replacement over Bear Creek, Federal Aid Project No. BRLO-5929(236) (PROJECT). Estimated Construction Contract Award Date: November 6, 2024 Estimated Construction Contractor Start Date: January 2, 2025 (Bird Netting Only) Estimated Bridge Construction Start Date: May 1, 2025 Estimated Bridge Construction Duration: 125 Working Days Total Estimated Contractor’s Contract (Netting + Bridge Construction) Duration: 208 Working Days The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Friday, September 13, 2024. 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. A copy of SJCDPW-RFP-24-06 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-24-06 in order to be added to the Proposers’ List and, if necessary, receive a Notice of Release of Addendum and information about the pre-proposal meeting. 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 the telephone number (209) 953-7452 or email: ntran@sjgov.org .
09/13/2024 11:00 PM UTC
Thornton Water Main Looping
The work is located in Thornton, CA. The work, in general, consists of installing 3,292 linear feed 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. The work also includes cleaning of the existing water mains via the Ice Pigging method. Base Estimate Range between $858,879 and $1,002,025
 08/01/2024 08:31 PM UTC
SJCDPW-RFQ-24-03
The San Joaquin County Department of Public Works (SJCDPW) is soliciting qualifications from land surveying (LS) firms. These firms are being sought to offer professional and technical services catering to various land surveying needs on an as-needed basis, supporting diverse design and construction projects across San Joaquin County. Professional services must be conducted under the supervision of a Licensed Land Surveyor registered in California. These services may involve topographic and right-of-way surveys for design initiatives, as well as staking and project layout for construction endeavors. Design and construction projects encompass a variety of undertakings, including resurfacing, roadway reconstruction and widening, bridge replacement, scour mitigation (involving channel surveying), and embankment repairs (for slide slopes). SJCDPW will establish a list of two or three LS consulting firms. Each selected firm will provide LS services on an “on-call” basis, and a Purchase Agreement will be executed with each CONSULTANT. The “on-call” list will be in effect for a two-year period with the option of SJCDPW to extend the period for one additional year. A CONSULTANT has the option of using subconsultants, with the approval of the County, for the following: • 3D-Modeling of collected surveying data • Traffic control to facilitate the survey work The deadline for submitting qualifications to SJCDPW will be no later than 4:00 p.m. on Friday, July 26, 2024. A copy of SJCDPW-RFQ-24-03 is available to view at the following Internet address: https://www.sjgov.org/department/pwk/rfps-and-rfqs https://www.infotechinc.com/bidexpress/ . All prospective consultants must register for each solicitation (SJCDPW-RFQ-24-03) 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-RFQ-24-03 or general questions regarding the solicitation by contacting Mr. Nhan Tran, at ntran@sjgov.org
07/26/2024 11:00 PM UTC
SJCDPW-RFQ-24-05
San Joaquin County Department of Public Works (SJCDPW) requests technical proposals from qualified vendors to undertake, perform, and complete the tasks set forth in Request for Proposals (RFP) – SJCDPW-RFP-24-05. The selected qualified vendor will perform professional services for the Countywide Supervisory Control and Data Acquisition System (SCADA). The SCADA project will allow for system monitoring and control elements for County managed districts. The purpose is to increase the longevity of current capital infrastructure, allow the ability to detect early failures more efficiently, reduce future utility maintenance and operations costs, and reduce complete replacement costs for these utility systems. The SJCDPW Utilities Maintenance Division operates and maintains 30 water distribution systems (including 52 wells), 70 storm drain pumps, 3 sewage treatment plants, and 9 sewage lift stations. These operations are conducted in all parts of the County and a complete list of facilities and sites will be provided to the selected vendor. Additionally, SJCDPW intends to upgrade the remote monitoring of four flares at the SJCDPW landfill sites. The selected vendor will install and configure the hardware including field devices, field UPS, and SCADA panels at each site. SJCDPW will procure the necessary software and hardware. VENDOR will provide testing and training services to SJCDPW staff as part of project closeout delivery. The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Monday, July 19, 2024. 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. A copy of SJCDPW-RFP-24-05 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-24-05 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-24-05 or general questions regarding the solicitation by contacting Mr. Nhan Tran, Management Analyst II, at email address: ntran@sjgov.org .
07/24/2024 11:00 PM UTC
SJCDPW-RFP-24-04
San Joaquin County Department of Public Works (SJCDPW) requests technical proposals from qualified consulting firms to undertake, perform, and complete the tasks set forth in Request for Proposals (RFP) – SJCDPW-RFP-24-04. The selected qualified consulting management firm (FIRM) will perform professional services for the Advanced Clean Energy Fleet Transition Assessment Plan (PLAN). The selected consultant will perform analytical and technical services for the proposed PLAN to develop a Zero-Emission Vehicle (ZEV) adoption plan for our fleet to remain in compliance with the California Air Resources Board (CARB), Advanced Clean Fleet regulations (ACF) for government agencies The PLAN will address all vehicles and departments within the San Joaquin County. FIRM will be requested to enter into a Consulting Services Agreement with San Joaquin County (County). All work shall comply with San Joaquin County Policies. The requested professional services shall include, but will not be limited to, the following: • Analyze the current County fleet, ZEV marketplace, and infrastructure • Analyze and identify products within the marketplace that are equitable replacements for existing ICE vehicles • Analyze and identify infrastructure to meet ZEV charging requirements for each location • Develop a plan to introduce ZEVs into San Joaquin County’s fleet and maintain compliance with CARB ACF • Analyze and identify funding sources for ZEVs and infrastructure i.e.: grants, low cost lending, etc. The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Monday, July 15, 2024. 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. A copy of SJCDPW-RFP-24-04 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-24-04 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-24-04 or general questions regarding the solicitation by contacting Mr. Nhan Tran, Management Analyst II, at email address: ntran@sjgov.org .
07/15/2024 11:00 PM UTC
Benjamin Holt Drive Safety Improvements, State Aid Project No. HSIPSL-5929(320)
The work is located at the Intersection of Benjamin Holt Drive and Leesburg Place, west of North Pershing Avenue. The work, in general, consists of installing a pedestrian crosswalk across Benjamin Holt Drive, and adding an additional curb ramp to intercept pedestrians at the northwest corner of the Benjamin Holt Dr/Leesburg PI intersection. Base Estimate Range between $105,000 and $127,000
06/27/2024 08:31 PM UTC
Jahant Road Resurfacing 2024
The work is located north of the City of Lodi, East of State Route 99. The work, in general, consists of repairing and resurfacing approximately 1.80 miles of roadway with asphalt concrete. Base Estimate Range between $575,000 and $710,000
 06/27/2024 08:31 PM UTC
Lucerne Avenue and Paradise Avenue Resurfacing
The work, is located North of the City of Tracy. The work, in general, consists of repairing and resurfacing approximately 3.15 miles of existing rural roadways with asphalt concrete. Base Estimate Range between $1,430,000 and $1,750,000
 06/27/2024 08:31 PM UTC
Manthey Road and Klo Road Resurfacing
The work is located north of the City of Lathrop and west of Interstate 5. The work, in general, consists of repairing and resurfacing approximately 2.2 miles of roadway with asphalt concrete. Base Estimate Range between $1,407,000 and $1,720,000
 06/13/2024 08:31 PM UTC
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