SR 520 Construction Corner

The go-to source for information on SR 520 construction


Short-term, temporary closures of SR 520 Trail over Lake Washington 9/21 - 11/27

9/21/2020 to 11/27/2020
6:30 a.m. to 5:00 p.m.

Crews will be repairing the SR 520 roadway from underneath the bridge. This work will occur from 6:30 a.m. to 5 p.m., Monday through Friday, from Monday, Sept. 21 until Friday, Nov. 27. During these hours, the SR 520 Trail may be closed for short periods while equipment is being repositioned.

Bike/Ped: Work will occur from 6:30 a.m. to 5 p.m., Monday through Friday, from Monday, Sept. 21 until Friday, Nov. 27. During these hours, the SR 520 Trail may be closed for short periods while equipment is being repositioned.

Contact Info Email: sr520bridge@wsdot.wa.gov
24-hour construction hotline: 206-775-8885

Learn more about how we're managing certain types of construction activities.

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