California Department of Transportation
Caltrans is the state agency responsible for highway, bridge, and rail transportation planning, construction, and maintenance.
California Highway Patrol Traffic Incident Information
Live traffic incident information from the CHP computer system.
California Highways Home Page
Gives detailed history and other information on county, state, U.S. and Interstate facilities in the state. Includes links to pages within the cahighways.org domain.
Casey's Roads and Highways Page
Covers many aspects, including Historic U.S. highways and the unusually-numbered I-238.
DLK's Highway Page
Several freeway plans for the San Francisco Bay Area and California highway signs.
Floodgap Roadgap
Documents unusual and former routings in the southern part of the state. Includes photographs.
South Bay Expressway
Automated FasTrak toll road in San Diego to open Fall 2006 that will service Chula Vista, Bonita, and Otay Mesa, connecting SR-54 to the Mexico border as part of SR-125. Site incl…
Transportation Corridor Agencies
Builds and manages toll roads in Orange County. Includes toll and transponder information, proposed extensions, and discounts.
Unofficial Road Information For Highway 1, Big Sur
Information about old closures of SR 1 (Pacific Coast Highway) at Big Sur due to a landslide.
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