State Route 520 logo

Mercer Street on-ramps to northbound and southbound I-5 closed Oct. 25-28

Date: Oct 25, 2024 to Oct 28, 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

Impact type:

  • check mark icon Traffic

Description: Crews will use the closure to install signage over the northbound and southbound on-ramps to I-5 and prepare for commissioning of the new reversible ramp access.

Traffic: The Mercer Street on-ramps to both northbound and southbound I-5 will close for construction beginning at 10 p.m. Friday, Oct. 25 until 5 a.m. Monday, Oct. 28. Signed detours will be in place. Travelers should prepare for delays or consider alternate routes.

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.