SR 520 Construction Corner

The go-to source for information on SR 520 construction

Do you have a question or concern? Use the space below to send us an email. We'll get back to you as quickly as possible.

Contact us

Other ways to reach us:



Visit our Montlake Information Center

  • Please note: The Information Center is currently closed until further notice due to the COVID-19 outbreak.
  • 2209 E. Lake Washington Blvd. (corner of Montlake and East Lake Washington blvds.)
  • Mondays and Wednesdays, noon to 6 p.m.
  • Tuesdays and Thursdays, 8 a.m. to noon
  • Third Saturday of each month, 9 a.m. to noon

Contact our Ombudsman, David Goldberg


Phone: 206-770-3659

999 3rd Ave., Suite 2200
Seattle, WA 98104

Social media:


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

Get weekly updates via email

We regularly send subscribers email updates with the latest news about current or upcoming construction activities. 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 weekly update on the entire program, from I-5 to I-405. Includes information on highway closures, construction milestones, and upcoming public meetings.

  • SR 520 Montlake Project
    Major construction started in mid-2019 on the next phase of corridor improvements in Seattle – the Montlake Project. These updates will focus on construction activities in the Montlake and Madison Park areas.

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.