The project is located in an unincorporated area of Napa County: Mt. Veeder Road MPM 4. The proposed repair consist of approximately 150 feet concrete grade beam wall supported on 18" concrete CIDH (cast-in-place drilled-hole) piles and stitch piles. The grade beam wall depth varies from 1’ to 8’. The CIDH and stitch piles depth are approximately 20’. The project also includes approximately 230’ of roadway improvement (reconstruction and rehabilitation).
Each bidder must be licensed as required by law and possess a Class A license at the time of contract award. The Engineer estimate is $680,000. The 3 lowest bidders subcontractor lists are posted and below are the bid results. The project was awarded by the Board of Supervisors on June 23, 2020 to Bridgeway Civil Constructors of Vacaville, CA.