State Route 520 logo

Southbound I-5 off-ramp to eastbound SR 520 closed overnight Feb. 12

Date: Feb 12, 2026 to Feb 13, 2026

Time: 10 p.m. Thursday to 5 a.m. Friday

Activity details:

  • check mark icon Ramp closure
  • check mark icon Overnight

Impact type:

  • check mark icon Traffic
  • check mark icon Noise

Description: Crews will use this closure to install rebar cages and columns for the future Roanoke lid. This work is part of the SR 520 Portage Bay Bridge and Roanoke Lid Project.

Traffic: The southbound I-5 off-ramp to eastbound SR 520 will close for construction beginning at 10 p.m. on Thursday, Feb. 12, until 5 a.m. Friday, Feb. 13. During this closure, all southbound I-5 traffic wanting to access eastbound SR 520 will need to use alternate routes. Eastbound SR 520 will remain open across Lake Washington.

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.