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

Weekend and week night closure of portion of 1st Ave NE and NE 100th Street for road restoration

Publish Date

Starting Friday night, September 20th, a portion of 1st Ave NE and a portion of NE 100th Street will be closed while Sound Transit’s contractor begins the restoration of the road and sidewalks around Northgate Station.

What

Weekend and week night closure of portion of 1st Ave NE and NE 100th Street.

When and where

Friday, September 20th, 8:00 p.m. – Saturday, September 21st, 8:00 a.m.

  • Closure of 1st Ave NE from north of NE 100th to south of NE 107th Streets (see map).
  • Closure of NE 100th Street from 1st Ave NE to 3rd Ave NE (see map).
  • Drivers exiting I-5 at NE 107th Street must proceed east into the mall or northbound on to 1st Ave NE toward Northgate Way. 
  • Vehicles detour on 5th Ave NE.

Saturday, September 21st, 8:00 a.m. to Sunday, September 22nd, 12:00 a.m.

  • Closure of 1st Ave NE from north of NE 103rd to NE 107th Streets (see map).
  • Drivers exiting I-5 at NE 107th Street must proceed east into the mall or northbound on to 1st Ave NE toward Northgate Way. 

Monday night, September 23rd – Friday morning, September 27th, 8 p.m. – 4:30 a.m. Night-time work only.

  • Closure of 1st Ave NE from north of NE 100th Street to south of NE 103rd street (see map).
  • NE 103rd Street and 1st Ave NE intersection will remain open.
  • Interstate 5 access: Drivers exiting I-5 express lane must proceed via NE 103rd Street.

More

  • I-5 express lane access will resume regular operating hours on Sunday, September 21st at 12:00 a.m.
  • Access to Northgate Mall and Northgate Transit Center will be maintained. 
  • Access to Northgate Station Garage will be maintained. Drivers must enter and exit garage towards 3rd Ave NE (see map). 
  • A Temporary Noise Variance (TNV) has been issued by the City of Seattle for this work.

Safety

This is the first phase of road restoration around Northgate Station. This work includes road grinding/milling, which creates grooved pavement. Drivers please proceed cautiously and follow the directions of the flaggers. Motorcyclists use extreme caution. Large construction equipment includes road grinders, excavators, front end loaders, and dump trucks.

1st Ave NE restoration work map