The SR 520 floating bridge and mainline are open. There are no SR 520 highway closures scheduled at this time. For more information about SR 520 closures and construction activities, visit our SR 520 Orange Page.
Crews on the West Approach Bridge North Project will close Lake Washington Boulevard in Seattle’s Montlake area from 7 p.m. Friday, July 17 to 10 p.m. Sunday, July 19. For more information, visit our SR 520 Orange Page.
Registration open for late July and early August public tours of SR 520 project sites
Registration is now open for the July 25 public tour of the new floating bridge and the Aug. 5 public tour of the West Approach Bridge North project. Find out more and register on our Public Tour Information page.
Tolls increase July 1 on SR 520
Drivers who cross Lake Washington using the SR 520 floating bridge are reminded that new toll rates took effect July 1. Read more from our latest program email update.
The SR 520 Bridge Replacement and HOV Program is enhancing public safety and mobility by replacing the highway's aging, vulnerable bridges and making significant transit and roadway improvements throughout the corridor. The construction program's planned improvements extend from I-5 in Seattle to I-405 in Bellevue.
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