Utility work on Northeast 155th Street

Publish Date

Beginning February 1st Sound Transit will be working on Northeast 155th east of Interstate-5 underpass. This work is part of Sound Transit’s Lynnwood Link Extension Project to construct the guideway. Traffic conditions will change daily. For live updates make sure to call Sound Transit’s traffic hotline: 206-612-6209.


  • Crews will be working on Northeast 155th Street to install utility lines. 
  • There will be full lane closures for majority of Phase 6 and Phase 7 of work.
  • Pedestrian and bicycle access will remain open.
  • During work hours expect delays.  Work will require lanes closures with flaggers alternating traffic through the work zone and a full closures of NE 155th. Sound Transit suggest using signed detour routes to avoid heavy traffic. (see map)
  • Flaggers will be on site to direct traffic.
  • Travel lanes will re-open after construction work hours.
  • Sound Transit has coordinated with King County Metro, Shoreline School District, Shoreline Fire Department, and City of Shoreline to minimize construction impacts.
  • Traffic updates will be provided for the day through Sound Transit’s traffic hotline


  • Phase 6 of the work is currently scheduled from February 1st to February 6th.
  • Phase 7 of the work will be scheduled from February 14th to February 17th.      
  • Work hours are generally from 7:00 am to 10:00 pm Monday to Friday. 
  • Traffic closure and revisions hours are 9:00 am to 3 pm.
  • Work hours are 7:00 am to 7 pm on weekends. 


  • Work zone is located on Northeast 155th east of the I-5 underpass. 

For the live traffic updates
Contact traffic update hotline: 206-612-6209

155th Duct Bank construction area map