This project proposes to perform mechanical and electrical repairs on the Old River Bridge #29-0045 over Old River east of Discovery Bay at the San Joaquin and Contra Costa County Line. The purpose of ...

The California Department of Transportation (Caltrans), in an effort to meet the communications needs of the traveling public and to generate revenue for improvement of the transportation system ...

San Francisco - Caltrans is alerting motorists and the public that crews working on the San Francisco-Oakland Bay Bridge Painting Project will continue maintenance activities requiring overnight lane ...

SAN PEDRO — A 16-month closure of the Vincent Thomas Bridge (State Route 47) in San Pedro will begin in approximately two weeks, on Saturday, Nov. 7 at 12:01 a.m. for the replacement of the bridge ...

Contra Costa County — Caltrans Construction will perform emergency bridge settlement repair work along eastbound State Route 24 (SR-24) at Pleasant Hill Road in Lafayette starting with two consecutive ...

SAN BENITO COUNTY — Travelers on Highway 25 in Hollister at La Gloria Road and continuing south for approximately two miles, will encounter tree trimming work on Saturday, October 31 from 7 am to noon ...

SANTA CRUZ COUNTY – A project to construct north and southbound auxiliary lanes and bus-on-shoulder improvements on Highway 1 between the Bay Avenue/Porter Street and State Park Drive interchanges ...

Caltrans is committed to maintaining and improving safety, reliability, and connectivity along the Richmond–San Rafael Bridge (RSRB). Several ongoing and upcoming projects are currently in progress to ...

State of California SACRAMENTO – California is strengthening its transportation system against both immediate and long-term climate threats with new tools and guidance to protect critical ...

The U.S. 101 (Hospital Curve) Rehabilitation Project will begin Fall 2025. It is a two-year effort to improve 15.4 lane miles of concrete pavement and upgrade drainage systems and median barrier on ...