State Route 520 logo

Eastbound SR 520 closed between I-5 and Montlake Boulevard nightly on June 2 and 3

Date: June 2, 2025 to June 4, 2025

Time: 11 p.m. to 5 a.m. nightly (Southbound I-5 off-ramp to Eastbound SR 520 closes at 10 p.m. these nights)

Activity details:

  • check mark icon High-impact construction
  • check mark icon Overnight

Impact type:

  • check mark icon Traffic
  • check mark icon Noise

Description: Crews will use the closure to perform work related to the SR 520 Portage Bay Bridge and Roanoke Lid Project.

Traffic: Eastbound SR 520 between I-5 in Seattle and Montlake Boulevard will close for construction beginning at 11 p.m. through 5 a.m. on Monday, June 2, and Tuesday, June 3. Please note: The southbound I-5 off-ramp to eastbound SR 520 will close at 10 p.m., while the northbound I-5 off-ramp to eastbound SR 520 will close with the eastbound mainline at 11 p.m. All ramps and lanes will reopen by 5 a.m. the following mornings. Travelers from I-5 wanting to access eastbound SR 520 during these hours will need to use alternate routes to access the bridge to cross Lake Washington.

Map graphic of EB closure from I-5 to Montlake
Click on image to expand
Map graphic of EB closure from I-5 to Montlake

Contact Info

Email: sr520bridge@wsdot.wa.gov
24-hour construction hotline: 206-319-4520

Note: This tool is presented for planning purposes only. Construction is inherently dependent on weather and other factors, and activities are subject to change.