Marsh Drive Bridge Replacement Over Walnut Creek

Work generally consists of replacing the existing 10 span concrete slab bridge with a 5 span CIP/PS slab bridge. All supports utilize CIDH concrete piles. The replacement is to be done utilizing staged construction. Approach roadway, rock slope protection, temporary water diversion, and utility relocations are among other work items.


Bidding Closed

Prebid Date3/8/21 10:00am

Bid Date3/23/21 2:00pm

Company & Contacts

Contra Costa County Public Works Department

Neil Leary   925-313-2278


Walnut Creek, CA


Virtual pre-bid meeting will be held on March 8, 2021 at 10:00 a.m. via Zoom to cover project construction and the DBE requirements. Prospective bidders attendance is recommended but not mandatory. Virtual meeting instructions for the Zoom meeting can be found on the Contra Costa County Public Works Department’s website at