Viaduct Closure Survival Guide

The Alaskan Way viaduct will close on Friday, Oct. 21 at 7:30 p.m. and reopen on Monday, Oct. 31. The nine-day closure, which will be the longest roadway closure in Seattle history, will allow crews to demolish a one-mile stretch of the roadway in SoDo.

  • Northbound closure - between the West Seattle Bridge and South Royal Brougham Way
  • Southbound - between the Battery Street Tunnel and West Seattle Bridge

Viaduct Traffic Cameras

West Seattle Bridge Mid-Span

1st Ave South & Royal Brougham South

Alaskan Way & Washington North

More Viaduct Traffic Cameras
KOMO Seattle Area Traffic Why #viacondios? Why #viacondios?
The clever hashtag is a twist on the Spanish phrase "Vaya con dios," which means, "Go with God." How did the Washington State Department of Transportation choose this hashtag for information on the viaduct closure?
KOMO Seattle Area Traffic Ways around the viaduct
The Alaskan Way viaduct will close on Friday, Oct. 21 at 7:30 p.m. and reopen on Monday, Oct. 31. The nine-day closure, which will be the longest roadway closure in Seattle history, will allow crews to demolish a one-mile stretch of the roadway in SoDo with a new bridge.
KOMO Seattle Area Traffic Alternate transportation options
The Alaskan Way viaduct will close on Friday, Oct. 21 at 7:30 p.m. and reopen on Monday, Oct. 31 at 5 a.m. The nine-day closure, which will be the longest roadway closure in Seattle history, will allow crews to replace a 1-mile stretch of the roadway in SoDo with a new bridge.
KOMO Seattle Area Traffic Bicycle and pedestrian routes
All bike routes on East Marginal Way S. and Alaskan Way S. will remain open during the nine-day closure of the viaduct, says the Washington State Department of Transportation.

During the closure, WSDOT will:

• Prohibit bicycle and pedestrian detours.