Current Projects – Ongoing Work
Golden State Bridge, Inc.
YBI Westside Bridges – Joint Venture
GSB / OBAYASHI (Job 231700)
Project: Yerba Buena Island – Seismic Retrofit of 8 Westside Bridges
Location: Yerba Buena Island, San Francisco
Owner: San Francisco County Transportation Authority
Contract: No. 1 $84.4M
Contract Type: Seismic Retrofit
Project Manager: Robert Coupe
Superintendent: Mike MacLeod
Start Date: 04/01/2023
End Date: TBD
Rio Vista Bridge Repairs (Job 22100)
Project: Emergency Bridge Repairs – Iron Lift Span Bridge
Location: State Route 12, Near Postmile 0 To 0.5 In Sacramento County
Owner: CA Department of Transportation
Contract: 03-3J3304 $16M
Contract Type: Replace main drive system, Replace lift span deck, Install new traffic gates, and incidental work
Project Manager: Will Reames
Start Date: 10/15/2022
End Date: TBD
Structural Concrete, Bridge (Rsc) and Joint (Job 25040)
Project: The City And County Of San Francisco at Various Locations
Location: San Francisco, CA – From 0.1 Mile East Of Fremont Street Off-Ramp To 0.2 Mile West Of Yerba Buena Island Off-Ramp
Owner: CA Department of Transportation
Contract: 04-1Y7204 $14.1M
Contract Type: Bridge Deck
Project Manager: Kyle Bommarito
Start Date: 05/01/2025
End Date: TBD
China Basin Viaduct Girder Replacement (Job 25050)
Project: Emergency Work – Replace Cracked Girder at China Basin Viaduct (Bridge No. 34-0100)
Location: San Francisco, CA
Owner: CA Department of Transportation
Contract: 04-4X1404 $1.8M+
Contract Type: Girder Repair – Emergency Work
Project Manager: Nicholas Mendoza
Start Date: 7/1/2025
End Date: TBD
Appian Way Overcrossing (Job 25060)
Project: Emergency Work – Bridge No. 28 – 0146R Appian Way Overcrossing (West) Bridge Repair DIR’S Order Emergency F.A.
Location: Pinole, CA
Owner: CA Department of Transportation
Contract: 04-4X3804 $200k+
Contract Type: Emergency Work
Project Mgmt: Thomas Clifton
Start Date: 7/24/2025
End Date: TBD
Midway Overhead (25070)
Project: Replace Full Length Of Bay 3-4 Of Deck, Install Crossovers For Detours Highway 580 10A2860 Replace Bay Of Deck For Traffic Detour
Location: Alameda County
Owner: CA Department of Transportation
Contract: 10-1U5604 $439k+
Contract Type: Emergency Work
Project Manager:
Start Date: 9/15/2025
End Date: TBD
Fruitvale Bridge Removal (26010)
Project: Bidge Removal, Col Casing, CB, Cold Plane AC Pvmt, HMA, Mod Elect Systems
Location: I-580, Alameda County
Owner: CA Department of Transportation
Contract Type: Planned Bridge Removal
Contract: 04-4P9004 $12.7M
Project Manager:
Start Date: 02/01/2026
End Date: TBD
San Mateo Bridge (26040)
Project: Bridge Repairs – Repair spalled concrete, unsound concrete removal & place structural concrete.
Location: Alameda and San Mateo Counties at various locations from 7.0 Miles West of Toll Plaza to .2 mile West of Toll Plaza
Owner: CA Department of Transportation
Contract Type: Bridge Repairs
Contract: 04-1Y6904 $104.6M
Project Mgmt: Will Reames, Jordon Decker, Jake Lavash
Start Date: 04/01/2026
End Date: TBD
Walker Creek Bridge (26050)
Project: Bridge Replacement
Location: Butte County
Owner: County of Butte
Contract Type: Bridge Replacement
Contract:
Project Manager: Nick Mendoza
Start Date: 06/01/2026
End Date: TBD
Big Sur Retaining Wall (26060)
Project: Retaining Wall
Location: Big Sur
Owner: CA Department of Transportation
Contract Type: Retaining Wall
Contract:
Project Manager: Evan Huber
Start Date:
End Date: TBD