04-4W420 Bridge Health Project

Caltrans District 4 - Bay Area/Oakland is forecasting a project titled 04-4W420 Bridge Health Project to rehabilitate three existing bridges along Route I-680 in Contra Costa County, specifically in the Walnut Creek area. The work will focus on structural improvements to ensure the long-term safety, functionality, and integrity of these critical transportation assets, though the exact scope of rehabilitation activities is not detailed. The project was posted on August 4, 2026, and is currently in the forecast phase with no solicitation number assigned. Claudia Soto, an Environmental Scientist with Caltrans, serves as the primary point of contact for inquiries and can be reached via phone or email provided. The project is located entirely within California, with no indication of set-asides or specific NAICS codes, and all administrative and performance activities are centered in the Bay Area region under Caltrans’ oversight.