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:



Contact our Montlake Drop-in Office

  • Details coming soon

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
    Construction is expected to start in 2019 on the next phase of corridor improvements in Seattle. These updates will focus on construction activities in the Montlake area.

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.