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Transit Alerts

Learn about service changes and reroutes.

Branding & Logos

FAQs

511 has FAQs for a variety of tools. If you don’t find the answer to your question from the options below, please send us your question.

Interactive Map FAQ

511.org's interactive map has many features. Please select a question below. If you don’t find the answer to your question from the options below, please send us your question.

Driving

The San Francisco Bay Area has 1,420 miles of highways, including about 350 miles of High Occupancy Vehicle (HOV) lanes, 160 miles of Express Lanes, 8 toll bridges and a Freeway Assist service. Before...

Alerts

What's disrupting the Bay Area's highways, bridges, and transit services? Get the travel information that matters to you. Up-to-the-minute updates on traffic incidents, road closures, transit disrupti...

Construction & Event Info

Find out about long-term construction projects and events.

Caltrans Message Signs

Check here for real-time traffic times and messages on the electronic signs.

Critical Alerts

Transit Data

511 SF Bay’s Portal for Open Transit Data. Data is free and available using a token.