WSDOT - SR 520 Bridge Replacement and HOV Program

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Weekend closure: Feb. 1-3
Float-out complete for second cycle of Tacoma pontoons. Check out a time-lapse video, photos from the basin, and tracking details.
Pontoon update page
See pontoon float-out photos from Tacoma and the latest photos from Aberdeen, and review documents sent to local media. More...
SR 520 open houses: Feb. 5 and 6 in Bellevue and Seattle. More details...
WSDOT and Arboretum reach agreement on Arboretum mitigation. More details...
More news...

Congested SR 520 floating bridge during the morning commute.

The SR 520 Bridge Replacement and HOV Program will enhance safety by replacing the aging floating bridge and keep the region moving with vital transit and roadway improvements throughout the corridor.

The 12.8-mile program area begins at I-5 in Seattle and extends to SR 202 in Redmond.

Contact information:

E-mail: SR520bridge@wsdot.wa.gov

Phone: 206-770-3500

Infoline: 1-888-520-NEWS (6397)

Mail: SR 520 Bridge Replacement and HOV Program
999 3rd Avenue, Suite 900
Seattle, WA 98104

Questions about tolling?

Call 1-866-936-8246 or visit Good to Go!

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SR 520 Bridge Replacement and HOV Program