Advertised & Upcoming Construction Projects

Last Update: 3/22/2023


Get information on projects currently being constructed here

Project links below contain project information, including location, description of work, bid information, pre-bid and bid opening virtual meeting instructions, and bid results.

Project documents that are currently out to bid can be found in our Planroom

Contra Costa County will hold pre-bid meetings for construction projects virtually.



Advertised Projects

Project Name
 Cost Estimate
 Bid Due Date    
Marsh Creek Road Bridges Replacement Project
(3-Clayton, Brentwood)
$12,182,000

Danville Boulevard - Orchard Court Complete Street Improvements
(2-Danville)
 $2,900,000 Bid Results (PDF)
Mayhew Way and Cherry Lane Trail Crossing Enhancements
(4-Walnut Creek)
$258,000 In Construction
Tara Hills Trash Capture Project
(1-San Pablo)
$2,050,000 In Construction
2022 Countywide Curb Ramp Project
(4,5-Bay Point, Contra Costa Centre, Pacheco,Rodeo)
$1,931,000 In Construction
Fred Jackson Way First Mile/Last Mile Connection
(1-N.Richmond)
$2,500,000
In Construction
Marsh Drive Bridge Replacement
(4&5 Concord) 
$12,100,000
In Construction
Lower Walnut Creek Restoration
(5-Martinez)
 $12,670,000
In Construction
2021 Countywide Surface Treatment Project
(1,2,4, & 5-El Sobrante, North Richmond, Alamo, Clyde, North Concord)
 $7,100,000 Constructed
2020 Surface Treatment Project
(1,2, & 4 - El Sobrante, Richmond, Alamo)		 $3,250,000
Constructed
(1 & 5 Bay View, Montalvin, Martinez/Lafayette)
 $2,750,000
Constructed

Proposed Projects

Project Name Cost Estimate Advertise Date
2023 Countywide Surface Treatment Project
(2,4,&5 Bay Point, Lafayette, Pacheco, CC Centre, Kirker Pass Rd)
 $12,000,000
 Spring 2023
Basket Removal with CPS Replacement and Trash Capture Augmentation
(1,5 - El Sobrante, Crockett, Pacheco, Bay Point)
 $103,000
 March 21,2023
(1,2,3,5 - Bay Point, El Sobrante, Orinda, Martinez, Byron, Knightsen, Brentwood, Byron)
 $485,000 Summer 2023
Grayson and Walnut Creeks Levee Improvement at CCCSD Treatment Plant
(5-Martinez)
 $2,400,000
 Spring 2023
FCZ 3B - Walnut Creek and Grayson Creek Desilt
(5-Concord)
 $7,000,000 Winter 2023
Franklin Canyon Road Safety Improvement Project
(4-Martinez)
 $516,000 Summer 2023
(4-Lafayette)
 $900,000
 Spring 2023
(1 & 5-Pinole, Rodeo)
 $342,000 Spring 2023
San Pablo Dam Road and Bailey Road Signal Hardware Upgrades
(1 & 5-El Sobrante, Bay Point)
 $922,000 Spring 2023
Westminster and Kenyon Avenues Accessibility Project
(1-Kensington)
 $236,000 Spring 2023