Project Description: The work to be done generally consists of the replacement of two existing bridges with single span concrete PC/PS wide-flange girder bridges and reconstruction and realignment of the approach roads to each bridge, located along Marsh Creek Road, approximately 4 miles apart, in Contra Costa County southeast of Clayton, site 1, and in Contra Costa County southwest of Brentwood, site 2. The reinforced concrete bridge abutments are supported with CIDH concrete piles. Work includes: clearing and grubbing, tree removal, grading, bridge removal, single stage bridge construction, roadway construction in stages, construction of drainage facilities, storm drainage pipes and outfalls, relocation of a CCWD waterline, relocation of above ground and underground utilities, and pavement delineation.
General Location: Clayton and Brentwood areas
Supervisory District: # 3
Contract Cost (Est.): $14,000,000
Project Manager: Michelle Cordis
Bid Due Date: December 2022
Funding Source: Federal, local, and water district funds
DBE Program: This project is partially funded by federal funds from U.S. Department of Transportation. The prospective bidders are required to comply with 49 Code of Regulations (CFR) Part 26. The prospective bidders must meet the project-specific Disadvantaged Business Enterprise (DBE) goal or document the Good Faith Effort (GFE) process. It is important to note that to comply with the County DBE program’s Good Faith Effort, the bidders must take certain actions a minimum of 15 days prior to bid opening.