Project updates
Learn about where and when construction is happening throughout the ST district.

UPDATED: Nighttime I-5 lane closures

Publish Date

UPDATED: Dates in this alert have updated since initial publishing.

As early as Friday, June 5, Sound Transit's contractor will be implementing two nighttime traffic shifts on Interstate 5 between 228th Street Southwest and 236th Place Southwest. This work is necessary to complete utility work on both I-5 northbound and Southbound and some striping and barrier installation on I-5 northbound. Drivers should expect delays and consider using alternate routes during work hours (see map).

What

Relocating construction equipment.

When

Friday, June 6 – Sunday, June 7, 8 p.m. to 7 a.m.

Where

  • Right and left lane closures intermittently on I-5 southbound between 228th Street Southwest to 236th Street Southwest.
  • Left lane closures intermittently on I-5 northbound between 236th Street Southwest to 228th Street Southwest.

More

  • Plan ahead, leave early and allow extra time to reach your destination.
  • Due to inclement weather or unforeseen issues, dates and times are subject to change.
Map of Interstate 5 lane closures between 228th Street Southwest and 236th Place Southwest.