SR 520 Bridge Replacement and HOV Program - Contact us




  • 206-770-3500 (reception desk)
  • 206-770-3554 (staffed 8-5, Mon-Fri)

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Mail: SR 520 Bridge Replacement and HOV Program
999 Third Ave., Suite 2200
Seattle, WA 98104

Sign up for email updates about the SR 520 program

SR 520 Ombudsman:

Phone: 206-770-3659


Get weekly updates via email

Visit the WSDOT email updates page, enter your email address, and under "Construction Reports" select one of the following:

"SR 520 Bridge Replacement and HOV Program"
The email update on the entire program, from I-5 to I-405. Includes information on highway closures, construction milestones, and upcoming public meetings.

"SR 520 Rest of the West News"
Construction is expected to begin in late 2018 on our next stage of construction in Seattle -- the Montlake Phase. This update focuses squarely on SR 520 construction activities and impacts in Seattle.

Note: The Washington State Department of Transportation is a public agency and is subject to the State of Washington’s Public Records Act (RCW 42.56). Therefore, public comments and questions may be made available to anyone requesting them for non-commercial purposes.