Caltrans is asking California drivers to Slow for the Cone Zone, Move Over and drive without distraction or impairment in ...

Caltrans will perform an additional 36-hour full highway closure of State Route 4 (SR-4) from Roberts Road to the San Joaquin ...

Schedule: Wednesday, Oct. 14, from 6:00 a.m. until 11:30 a.m. Solano/Contra Costa Counties — Caltrans maintenance has scheduled the closure of the Pomona Eastbound (EB) on-ramp and single lane closure ...

What you need to know: California is taking steps to protect highways and communities from extreme weather by using updated guidance and tools aimed at furthering adaptation efforts of the state’s ...

Drivers should note that Lane and ramp closure will continue to take place on SR-4 every Monday through Friday night between the hours of 7:00 p.m. to 8:00 a.m. To search for current District 4 lane ...

Thursday, October 1, 2026, 10 p.m. to 4:30 a.m. Alameda And Contra Costa Counties – Caltrans is slated to close the Caldecott Tunnel Bore 2 on eastbound SR-24 overnight in Alameda and Contra Costa ...

Sign up to receive email updates about closures and traffic advisories for the State Route 91 (SR-91) Sign Rehabilitation Project below. If you have already signed up ...

State of California SACRAMENTO — Mark your calendars for California’s largest annual volunteer cleanup effort on Saturday, Sept. 19. Communities statewide will come together for the 42nd Annual ...

Friday, October 23 at 11 p.m. to Monday, October 26, 6 a.m. San Francisco County ― Caltrans has planned a full weekend closure of the westbound I-80 Bayshore Freeway from 5th St. to 15th St. in San ...

Marin County — Caltrans is scheduled to begin work on a structural improvement project on Northbound US-101 at the Harbor Bridge in San Rafael. The project will require nightly lane closures and a ...

All Northbound Lanes & 1 Southbound Lane Closed between Cesar Chavez St. to 17th St. San Francisco County — Caltrans will continue construction on the northbound U.S. 101 Bayshore Freeway (Hospital ...

Sacramento — Mark your calendars for California’s largest annual volunteer cleanup effort on Saturday, Sept. 19. Communities statewide will come together for the 42 nd Annual California Coastal ...