Construction notifications

Construction notices and detours

Cones blocking the ramp entrance to Alaskan Way Viaduct
This page contains SR 99 and Seattle street closures due to work on the Alaskan Way Viaduct Replacement Program. See bottom of page for other traffic resources from around the region.


SR 99 MAINLINE AND RAMP CLOSURES IN SEATTLE

Last updated: Nov. 12, 2018

Nov. 16 - 19: SR 99 southbound closed from 9 p.m. Friday until 5 a.m. Monday. Closure extends from south end of Battery Street Tunnel to South Spokane Street.

LOCAL SEATTLE STREETS

Last updated: Nov. 12, 2018

North of Denny Way

  • In November Kiewit will be conducting utility location work around Aurora Avenue North between Harrison Street and Denny Way. Most of the work will take place at night, and involve short-term parking and lane closures.

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  • Street restoration work continues on the closed block of Sixth Avenue North between Harrison and Thomas streets. This work is part of the SR 99 Connections Project. The street remains closed.

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Belltown

  • In November Kiewit will be conducting utility location work around Battery Street and short sections of Western Avenue and Bell Street. Most of the work will take place during the day, and involve short-term parking and lane closures.

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Downtown waterfront

  • No closures related to AWV Program work at this time.

South of Yesler Way

  • Long-term closure: The east lane of East Frontage Road, and the adjacent sidewalk, is closed for construction, between South Atlantic Street and Royal Brougham Way.
  • Long-term closure: The south side of South Royal Brougham Way, between First Avenue South and East Frontage Road South, is closed for construction. The south sidewalk, and the parking lot driveway to the parking lot west of Pyramid Brewing, are also closed.
  • Partner agency project: SDOT - Center City Connector streetcar
  • Partner agency project: Seattle City Light - Central waterfront transmission line relocation project

UPCOMING NIGHTTIME NOISE WORK

Last updated: Nov. 12, 2018

North Surface Streets project

  • November: Kiewit will be conducting utility location work around Aurora Avenue North between Harrison Street and Denny Way. Most of the work will take place at night, and involve short-term parking and lane closures.

View notice

SR 99 Connections Project

  • No night work currently planned for this project.