- One lane of southbound SR 99 will be closed intermittently at the three locations of Raye, Valley and Comstock streets from 7 p.m. to 6 a.m. Monday through Thursday nights.
Welcome to your headquarters for viaduct-related traffic information. Major traffic changes are highlighted on this page. To your right are links to a full list of closures, traffic cameras, and other resources to help you find your way. You can also sign up to receive weekly emails about upcoming detours and closures.
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