Project updates
Learn about where and when construction is happening throughout the ST district.
Lynnwood Link Extension Shoreline North/185th Station Shoreline South/148th Station Mountlake Terrace Station Lynnwood City Center Station

Closure of I-5 southbound for night work

Publish Date

As early as Friday, Nov. 20, Sound Transit's contractor will close the Interstate 5 southbound lanes and traffic will be detoured to perform work for the Lynnwood Link Light Rail extension. Northbound I-5 will remain open in this area. This work will support the trackway that will cross over I-5. Work performed will be along the southbound shoulder as well as in the center median of I-5 near the Mountlake Terrace Freeway station. The contractor has obtained a Temporary Noise Variance to complete this work. This work will be done at night only.

What

Construction of structural supports for the light rail bridge over I-5.

When

  • Friday, Nov. 20, through Saturday, Nov. 21, 11 p.m. – 6 a.m.
  • Saturday, Nov. 21, through Sunday, Nov. 22, 11 p.m. – 6:30 a.m.
  • Sunday, Nov. 22, through Monday, Nov. 23, 11 p.m. - 4 a.m.

Where

I-5 southbound shoulder and center median of I-5. Between 228th Street Southwest and 236th Place Southwest (see map for detour information).

More

  • There will be a uniformed police officer presence at 220th Street Southwest I-5 southbound on and off ramps during this closure.
  • Plan ahead, leave early and allow extra time to reach your destination.
Map of southbound Interstate 5 closures.