State Route 520 logo

Boylston Ave. E. between E. Roanoke St. and E. Louisa St. closed overnight March 11

Date: March 11, 2026 to March 12, 2026

Time: 10 p.m. Wednesday to 6 a.m. Thursday

Activity details:

  • check mark icon Street and lane closure
  • check mark icon Overnight

Impact type:

  • check mark icon Traffic
  • check mark icon Noise

Description: Crews will use this closure to install utilities along the roadway. This work is part of the SR 520 Portage Bay Bridge and Roanoke Lid Project.

Traffic: Southbound Boylston Avenue East between East Roanoke Street and East Louisa Street will close for construction beginning at 10 p.m. on Wednesday, March 11, until 6 a.m. on Thursday, March 12. Southbound I-5 drivers exiting at Boylston Ave will be detoured east onto East Roanoke Street during these hours.

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.