WSDOT - SR 520 Bridge Replacement and HOV Program

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Full SR 520 closure confirmed April 22-25. More details...
Pontoon and floating bridge update:
The 58th of 58 anchors was set in Lake Washington! Read our blog post for more.
Interested in the West Approach Bridge North? Check out the new WABN web page.
SR 520 open houses: Thanks for joining us! View materials online or watch our wrap-up video.
Float-out complete for second cycle of Tacoma pontoons. Check out a time-lapse video and photos from the basin.
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