SR 520 Construction Corner

The go-to source for information on SR 520 construction


Southbound I-5 off-ramp to Mercer Street closed 9/30 - 10/3

9/30/2022 to 10/3/2022
9 p.m. to 4 a.m.

The off-ramp from southbound I-5 to westbound Mercer Street will be fully closed between 9 p.m., Friday, Sept. 30 and 4 a.m., Monday, Oct. 3.

Traffic: The off-ramp from southbound I-5 to westbound Mercer Street will be fully closed between 9 p.m., Friday, Sept. 30 and 4 a.m., Monday, Oct. 3.

Contact Info Email: sr520bridge@wsdot.wa.gov
24-hour construction hotline: 206-316-2559
Activity Type Lane and Ramp Closures
Activity Type Nighttime Activities

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.