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

Night closures of off-ramp to westbound State Route 104 and off-ramp to SR 104 eastbound

Publish Date

As early as Thursday, January 14, Sound Transit’s contractor will continue night work at the State Route (SR) 104 and NB I-5 interchange. The off-ramp from I-5 to SR 104 westbound will be closed while this work is underway. Detours will be provided (see map). The contractor has obtained a Temporary Noise Variance to complete this work. This work is weather-dependent and may need to be rescheduled.

What

Moderate construction and engine noise from night work to construct columns for future bridge, north of I-5/SR 104 interchange.

When

  • Work will occur Thursday, January 14, and Thursday, January 28, 10:00 p.m. to 7:00 a.m.
  • Night Closure/detours: Thursday, 9:00 p.m. - Friday, 4:00 a.m.

Where

Northbound I-5 off-ramp to Westbound SR 104.

More

  • There will be posted signs for detours (see map).
  • Please be prepared for delays while this work takes place.
  • Plan ahead, leave early and allow extra time to reach your destination. 
Construction map for SR 104 detour, Lynnwood Link Extension