California Department of Transportation

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Welcome to Caltrans District 12

Serving Orange County
Caltrans - District 12
3347 Michelson Drive, Suite 100
Irvine, CA 92612

(949) 724-2000 Location and Brochure with Site Map

Check Current Highway Conditions
 
You can also call 1-800-427-ROAD
for current highway conditions.

About District 12 - The transportation system in California is one of the state’s greatest assets, unmatched in size,capacity, and convenience to the traveling public. The California Department of Transportation (Caltrans) is the public agency responsible for designing, building, operating and maintaining California’s state highway system, which consists of freeways, highways, expressways, toll roads and the area between the road and property line. More

District Director - Ryan Chamberlain

 
 

PROJECTS AND Alerts

405/605/22

News Release: Caltrans recommends plan to improve mobility and relieve congestion on Interstate 405


West County Connector (WCC) Project

For the complete schedule of this week's closures, including recommended detour routes, please visit www.octa.net/WCCDetourMap

SR-1 - Pacific Coast Highway

  • No alerts available.

SR-39

  • No alerts available.

SR-57


SR-73

  • No alerts available.

SR-91

SR-142

  • No alerts available.

SR-241 & 261