Contact us

Call us

For questions about closures or construction activities, call our 24-hr project construction hotlines:

  • Montlake Project construction: 206-775-8885 (24-hr / call or text)
  • SR 520/I-5 Connection Project construction: 206-316-2559 (24-hr / call or text)
  • SR 520 Program info line: 206-200-9484 (8 a.m. – 5 p.m., Monday – Friday)
  • Community Liaison and Ombudsman, David Goldberg: 202-412-7930

Write us

Email us

Mail us

  • SR 520 Bridge Replacement and HOV Program
  • 999 Third Ave., Suite 2300
  • Seattle, WA 98104

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Periodic updates on the entire program. Includes information on highway closures, construction milestones, and upcoming major public meetings.

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Weekly updates focusing on SR 520 construction activities, effects and public meetings in Seattle, from Lake Washington to I-5.

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 requestng them for non-commercial purposes.

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