California Department of Transportation
- Caltrans is the state agency responsible for highway, bridge, and rail transportation planning, construction, and maintenance.
California Highways
- 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.
The Big Highways Page - Information and tidbits from a Southern California perspective.
California FasTrak - This electronic toll collection system lets drivers electronically pay tolls on California's bridges and toll roads without stopping.
Friends of Southern California's Highways - A community grass-roots organization dedicated to the rebuilding and expansion of the regional freeway and thoroughfare system.
HaltTheRamp.com - Citizen's campaign against the plan to reconstruct the end of San Francisco's Central Freeway. Site includes historical background and links to official sites.
I-680 Smart Lane - A section of the southbound carpool lane in Alameda and Santa Clara Counties is being considered for conversion to a Smart Carpool Lane or High Occupancy Toll (HOT) Lane.
In Our Path - Describes the process of the construction of I-105 (Century Freeway) near Los Angeles.
Jeff's Streets Page - Information, ideas, and views on Northern California facilities, with an emphasis on the Santa Cruz and Monterey Bay areas.
ReBuild California - Labor/contractor group advocating increased public investment in state infrastructure, including mass transit and highways.
SigAlert.com - Includes live freeway speed maps and traffic incident summaries for many locations around the state.
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. News and project overview.
Transportation Corridor Agencies - Builds and manages toll roads in Orange County. Includes toll and transponder information, proposed extensions, and discounts.