District 4 Projects

7 Projects Currently Available (As of 10/18/2026 06:03 AM)

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Begin typing to filter the projects listed below. You can also search by license # that constitutes the majority of the work. You can search by county or keyword in the description as well.

(*upcoming projects listed are only those sourced from Contractors Corner)

Project ID:
04-4Q3214

Bid Due Date:
2026-11-10

Status:
Advertised

Marin A, C-8, C-12, C-61, D-30 A, C8, C12, C61, D30
Replace bridge & culverts, HMA, RHMA, Mod lighting & erosion control.

Replace bridge & culverts, HMA, RHMA, Mod lighting & erosion control. In Marin County In Novato From 0.3 Mile East Of Route 37/101 Separation To 0.2 Mile West Of Atherton Avenue Undercrossing

Project ID:
04-0AA214

Bid Due Date:
2026-11-10

Status:
Advertised

Contra Costa A, C-12 A, C12
RHMA (Gap Graded), cold plane AC Pvmt, HFST, Mod signals & lighting.

RHMA (Gap Graded), cold plane AC Pvmt, HFST, Mod signals & lighting. In Contra Costa County In El Cerrito From The Alameda County Line To Route 80/123 Separation

Project ID:
04-3Y7104

Bid Due Date:
2026-11-05

Status:
Advertised

Sonoma A, C-10, C-12 A, C10, C12
Mod Sig & Ltg, Pvmt repair, SW, curb ramp, Segmental Conc Ret System.

Mod Sig & Ltg, Pvmt repair, SW, curb ramp, Segmental Conc Ret System. In Sonoma County Near Boyes Hot Springs From Donald Street To 0.1 Mile South Of Lomita Avenue

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Project ID:
04-1Q76U4

Bid Due Date:
2026-11-18

Status:
Advertised

Sonoma A, C-8, C-12 A, C8, C12
Replace bridge, widen Rdwy, railroad, drainage, Elect and landscape.

Replace bridge, widen Rdwy, railroad, drainage, Elect and landscape. In Sonoma County At Sears Point On Route 37 From 0.2 Mile West Of Route 121 To 0.9 Mile East Of Tolay Creek Bridge And On Route 121 From Route 37 To 0.2 Mile North Of Route 37

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Project ID:
04A7653

Bid Due Date:
10/20/2026 2:00PM PDT

Status:

Alameda,Contra Costa,Marin,Napa,San Francisco,San Mateo,Santa Clara,Solano,Sonoma A,HAZ A,HAZ
Hazardous Waste Disposal Services in Alameda, Santa Clara, San Mateo, San Francisco, Contra Costa, Marin, Solano, Sonoma, Napa Counties

Hazardous Waste Disposal Services in Alameda, Santa Clara, San Mateo, San Francisco, Contra Costa, Marin, Solano, Sonoma, Napa Counties The documents and files attached to this solicitation do not have any updates for digital accessibility at this time. Updates will be applied as soon as they are available. For an accessible version of solicitation documents published on this page, please submit a request to ADAdocs@dot.ca.gov or call (833) 713-2922. Purpose and Description of Services 1. Co...

Project ID:
04A7645

Bid Due Date:
10/29/2026 2:00PM PDT

Status:

Alameda,Contra Costa,Sacramento,Solano A,C-13,C-31,C-32 A,C13,C31,C32
Guardrail Repair Services in Alameda, Contra Costa, Solano, and Sacramento Counties

Guardrail Repair Services in Alameda, Contra Costa, Solano, and Sacramento Counties The documents and files attached to this solicitation do not have any updates for digital accessibility at this time. Updates will be applied as soon as they are available. For an accessible version of solicitation documents published on this page, please submit a request at http://bit.ly/dpac-ada or call (916) 654-2852.

Project ID:
04A7533

Bid Due Date:
10/29/2026 2:00PM PDT

Status:

Contra Costa C-15 C15
**Certified SB, including MB, SB-PW, or a DVBE Only** IFPQ 04A7533 Flooring Replacement Services in Contra Costa County

**Certified SB, including MB, SB-PW, or a DVBE Only** IFPQ 04A7533 Flooring Replacement Services in Contra Costa County The documents and files attached to this solicitation do not have any updates for digital accessibility at this time. Updates will be applied as soon as they are available. For an accessible version of solicitation documents published on this page, please submit a request at http://bit.ly/dpac-ada or call (916) 654-2852. Contractor agrees to provide to the California Departm...

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