State Route 520 logo

Mercer Street on-ramps to northbound and southbound I-5 closed Sept. 27-30

Date: Sep 27, 2024 to Sep 30, 2024

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

Activity details:

  • check mark icon Ramp closure
  • check mark icon High-impact construction
  • check mark icon Around-the-clock
  • check mark icon Overnight

Impact type:

  • check mark icon Traffic
  • check mark icon Noise

Description: Crews will use the closure to pave sections of both ramps as part of the SR 520/I-5 Express Lanes Connection Project.

Traffic: Crews will close the Mercer Street on-ramps to both northbound and southbound I-5 for construction beginning at 10 p.m. Friday, Sept. 27 until 5 a.m. Monday, Sept. 30. During the closure, crews will pave sections of both ramps and complete other work as needed. Signed detours will be in place.

Contact Info

Email: sr520bridge@wsdot.wa.gov
24-hour construction hotline: 206-316-2559

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