Silverado Trail Bridge Repairs, RDS 18-25 and 18-26

RDS 18-25 ER-26EO(005) DAF RAC-NAP-22 Silverado Trail Bridge at Taplin Road and RDS 18-26 ER-26E)(006) DAF RAC-NAP-23 Silverado Trail Bridge at MPM 26.5

2014 Napa Earthquake Repairs


  • Status: Bidding
  • Contact: James Reese
  • Publish Date: July 28, 2020

Project Scope

The project is located on Silverado Trail at (2 sites) at Taplin Road mile post 15.35 and mile post 26.50: Silverado Trail Bridge at Taplin Road.  The proposed work at this location will consist of pressure grouting exposed cracks in the stone barrier.  Work will include:

  • Mobilization
  • Staging Area Set Up
  • Implementation of Erosion and Sediment Control Best Management Practices (BMP)
  • Construction Area Signs per CAMUTCD standards and Special Provisions
  • Temporary Traffic Control per CAMUTCD standards and Special Provisions
  • Erosion control best management practices
  • Epoxy Grouting
  • Roadway excavation and grading, backfill for the new bridge
  • Structural excavation and backfill for the new bridge
  • Protection of the existing stone bridge during construction activities
  • Installation and construction of CIDH pilings
  • Construction of Cast-In-Place slab bridge and abutments
  • Rock Slope Protection


Contractor shall possess a Class A License at the time of contract award.  Engineer's estimate is $30,000.

Bid Documents

The Notice to Contractors, plans and specifications are available in the documents below.