Transportation Authority of Marin

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The California Transportation Foundation (CTF) yesterday named the Richmond-San Rafael Bridge Eastbound Third Lane Pilot Project as its Freeway/Expressway Project of the Year for 2018.

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Caltrans and the Bay Area Toll Authority today issued the ninth in a weekly series of updates on the work underway to replace 31 joints on the westbound upper deck of the Richmond-San Rafael Bridge.

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Caltrans and the Bay Area Toll Authority today issued the fourth of a weekly series of updates on the work underway to replace 31 joints on the westbound upper deck of the Richmond-San Rafael Bridge...

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Caltrans and the Bay Area Toll Authority today issued the first of a weekly series of updates on the work underway to replace 31 joints on the westbound upper deck of the Richmond-San Rafael Bridge...

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Construction crews are set to begin work this week on the first of a series of MTC-sponsored projects to relieve traffic congestion in the Richmond-San Rafael Bridge corridor by establishing a third...

News Release

The public is invited to a pair of open houses in Richmond on Thursday, Dec. 8 and in San Rafael on Friday, Dec. 9 to learn more about the Interstate 580 Access Improvement Projects now beginning...

News Release

The planned addition of a third eastbound lane to Interstate 580 across the Richmond-San Rafael Bridge and other improvements along the nearly six-mile corridor reached a key milestone this month.