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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

Number Deadline
SJCDPW-RFQ-25-04
The San Joaquin County Department of Public Works (SJCDPW) requests Statement of Qualifications (SOQ’s) from qualified and innovative Consultants to provide consulting engineering services for the full engineering design services for the Acampo Innovation Project (Project). The selected Consultant (Consultant) will be requested to enter into a Consultant Services Agreement with the San Joaquin County as set forth in this Request for Qualifications (RFQ).The Consultant shall be required to provide all labor, equipment, tools, and facilities necessary for the completion of the Project. The Cooper’s Corner area of San Joaquin County, near the unincorporated community of Acampo, experiences periodic flooding about once every 10 years on average due to changes in the upper watershed that occurred over generations. In response to flooding in 2017, a multiphase plan was developed entitled “Acampo Area Drainage Innovation Plan”. The first phase of the plan was completed in 2019 and consisted of a drainage system that intercepted drainage flowing into and from within the Cooper’s Corner community. The system was intended to reduce the frequency, severity, and duration of recurring shallow flooding within the community. Unfortunately, the area was again subject to significant inundation in 2023. The second phase of the plan will further flood risk reduction efforts by intercepting surface run-off upstream of this area and diverting it south towards the Mokelumne River and diverting a portion of the flows onto agricultural lands with suitable soil profiles. In addition to reducing flood risk for the Cooper’s Corner, the redirected run-off would improve groundwater conditions in the critically over-drafted Eastern San Joaquin groundwater subbasin. The Project consists of development of 100% engineering plans, specifications, environmental documents and engineers estimate of probable construction costs for drainage and water retention and recharge improvements to reduce the risk of severe flooding in the areas at east of California Highway 99 (SR 99) at Woodbridge Road, Acampo Road, and Peltier Roads which have experienced flooding and resulted in the temporary closure of SR 99 and the evacuation residents in the Cooper’s Corner area.
07/07/2025 07:00 PM UTC
Cotta Road Bridge No. 29C-471 Replacement at Upland Canal, Federal Aid Project No. BRLO-5929(234).
The work is located on Cotta Road Bridge (Bridge No. 29C-292/Bridge No. 29C-471) over Upland Canal, east of N. Guard Road. The work, in general, consists of demolishing the existing bridge (Bridge No. 29C-292), constructing a new 2-lane structure (Bridge No. 29C-471) with necessary appurtenances, reconstructing approach roadways to conform with the new concrete structure, conforming driveways, and placing rock slope protection in the canal. The DBE Contract goal is 21 percent Base Estimate Range Between $2,256,769 and $2,758,274
07/17/2025 08:31 PM UTC
Koster Road Resurfacing
The work is located southeast of the City of Tracy. The work, in general, consists of repairing and resurfacing approximately 2.0 miles of roadway with asphalt concrete. Base Estimate Range between $750,000 and $920,000
07/17/2025 08:31 PM UTC
Kingdon Area Roads Resurfacing
The work is located west of the City of Lodi. The work, in general, consists of repairing and resurfacing approximately 3 miles of roadway with asphalt concrete and earthwork in isolated areas for drainage ditches. Base Estimate Range between $1,134,000 and $1,386,000
07/17/2025 08:31 PM UTC
SJCDPW-RFP-25-04
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-25-04. The selected CONSULTANT will perform professional and technical engineering services for the proposed Waverly Road Bridge 29C-368 Across Chanel B Replacement (PROJECT). 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, July 21, 2025. A copy of SJCDPW-RFP-25-04 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-25-04 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 .
07/21/2025 11:00 PM UTC
5 Solicitations

Closed Solicitations

Number Deadline
Hildreth Lane Resurfacing
The work is located in northeast Stockton. The work in general, consist of reparing and resurfacing approximately 0.9 mile of roadway with asphalt concrete. Base Estimate Range Between $336,000 and $410,000
03/23/2023 08:31 PM UTC
Clements Road Resurfacing
The work is located East of Lockeford. The work, in general, consists of repairing and resurfacing approximately 3.25 miles of roadway with asphalt concrete. Base Estimate Range Between $840,400 and $1,035,600
03/02/2023 09:31 PM UTC
Harney Lane Resurfacing
The work is located South of Lockeford. The work, in general, consists of repairing and resurfacing approximately 1.5 miles of roadway with asphalt concrete. Base Estimate Range Between $616,700 and $758,500
03/02/2023 09:31 PM UTC
Analitis Drive and Kennison Lane Resurfacing
The work is located east of City of Lodi, off of State Route 12. The work, in general, consists of repairing and resurfacing approximately half a mile of roadway with asphalt concrete. Base Estimate Range Between $225,000 and $280,000
02/16/2023 09:31 PM UTC
Sargent Road Resurfacing
The work is located west of the city of Lodi. The work, in general, consists of repairing and resurfacing approximately 1 mile of roadway with asphalt concrete. Base Estimate Range Between $370,000 and $450,000
02/16/2023 09:31 PM UTC
Slurry Seal Local Roads 2022-2023
The work is located in various locations throughout the County. The work, in general, consists of repairing and applying a slurry seal approximately 24 miles of existing urban roadways. Base Estimate Range Between $1,200,000 and $1,470,000
02/16/2023 09:31 PM UTC
SJCDPW-RFP-23-01
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 – SJCDPW-23-01. The selected CM firm will perform professional and technical engineering services for the proposed Movable Span Bridges Project, also known as Federal Aid Project No. BRLS-5929(229) (PROJECT). In general, the PROJECT will repair/replace mechanical and electrical components of the following four (4) movable span bridges: Bridge No. 29C-108, Bacon Island Road over Middle River Bridge No. 29C-022, Tracy Boulevard over Grant Line Canal Bridge No. 29C-114, Eight Mile Road over Bishop Cut Bridge No. 29C-219, Eight Mile Road over Honker Cut Estimated Construction Contract Award Date: April 2023 Estimated Construction Contractor Start Date: November 2023 Estimated Construction Duration: 120 working days (two construction seasons)  60 days per construction season  Construction window per year: November 1 thru January 31 Estimated Construction Management & Inspection Duration: April 2023 thru March 2024 and October 2024 thru March 2025 The deadline for submitting technical proposals to SJCDPW will be no later than 4:00 p.m. on Friday, February 10, 2023. 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-23-01 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-23-01 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.
02/11/2023 12:00 AM UTC
Chip Seal 2022-2023
The work is located on various roads throughout San Joaquin County Supervisorial District 4. The work, in general, consists of chip sealing approximately 24 miles of various roadways throughout the County and is part of a seven-year cyclical Chip Seal Program. Base Estimate Range Between $1,062,000 and $1,297,000
02/02/2023 09:31 PM UTC
Slurry Seal Arterial and Collector Roads 2022-2023
The work is located in various roadways throughout Road Districts 1, 2 and 4. The work, in general, consists of repairing and applying a slurry seal to approximately 6 miles of existing Arterial and Collector roadways. Base Estimate Range Between $446,000 and $545,000
02/02/2023 09:31 PM UTC
Installation of Additional Truck Scale and Access Lane at North County Landfill
The work is located at North County Landfill (17720 E Harney Lane Lodi, CA 95240). The work, in general, consists of general grading, drainage improvements, paving, construction of scale foundation, installation of truck scale and associated electrical work. Base Estimate Range Between $450,000 and $550,000
02/02/2023 09:31 PM UTC
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