Minor delays for ferry routes at Seattle's Colman Dock, July 27 - 31

SEATTLE – Riders aboard Washington State Ferries’ Bainbridge Island and Bremerton routes should prepare for minor delays Monday, July 27, through Friday, July 31. Construction work to rebuild the Seattle terminal will affect two sailings each day.
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Reopening of North Cascades Highway near Rockport on track for early August

ROCKPORT – Contractor crews are stabilizing the slope above State Route 20 and on track to reopen the highway near Rockport early next month.

New initiative opens some low-speed state roadways to healthy uses

State departments of Heath, Commerce and Transportation announce Safe Streets program to temporarily reallocate lanes on certain roads for physical distancing or economic needs.

State Route 9 closed in Marysville for roundabout installation this weekend

Travelers will need to navigate an 8 mile signed detour around State Route 9 at 108th Street Northeast in Marysville from 8 p.m. Thursday, July 9 to 5 a.m. Monday, July 13.

I-405 - SR 522 Vicinity to SR 527 Express Toll Lanes Improvement Project

Project news


I-405 is one of the most congested corridors in the state, serving an area that is exceeding regional population growth estimates.

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Rock removal, hillside stabilization begins on North Cascades Highway near Rockport

Clean-up and repair work of series of rockslides blocking both lanes on State Route 20/North Cascades Highway begins Monday, June 29, and will require the existing detour to remain in place until further notice. There are exceptions for emergency vehicles.

Beware backups: US 2 traffic will alternate near Snohomish for one weekend

The US 2 Pilchuck River Bridge in Snohomish will be reduced to a single open lane from 8 p.m., Friday, Aug. 7, to 4:30 a.m., Monday, Aug. 10. Flaggers will alternate traffic through the single open lane. This work is weather dependent.

Minor delays for ferry routes arriving at Seattle's Colman Dock, June 15-19

SEATTLE – Riders aboard Washington State Ferries' Bainbridge Island and Bremerton routes should prepare for minor delays Monday, June 15, through Friday, June 19. Construction work to rebuild the Seattle terminal will affect two sailings each day.

Overnight closures planned for northbound SR 99 Duwamish River Bridge in Seattle

Beginning July 12, people crossing the northbound State Route 99 Duwamish River Bridge, also known as the First Avenue South bridge, after dark will have to plan for up to 14 nights of detours. Southbound SR 99 will not be affected.

Restoration work resumes on Deception Pass and Canoe Pass bridges

Beginning Monday, June 8, contractor crews working for the Washington State Department of Transportation will resume sandblasting and painting on the State Route 20 Canoe Pass and Deception Pass bridges.

Current ferry schedules to remain in place

SEATTLE – Until further notice, all state ferries will operate on their current reduced schedules with the option for phased service changes based on the COVID-19 recovery and several other factors.

I-405 - Ripley Lane Stream Connection Project

Project news

Needs & benefits

Battery Street Tunnel and North Surface Streets

Project news (last updated April 26, 2021)

  • The left turns movements from Seventh Avenue North to John Street and Denny Way are now open.
  • Crews are completing sidewalk and lighting work on Battery Street, and beginning final punchlist work. People traveling in the area should expect single-lane closures and sidewalk detours.
  • Learn more about the projects in our Flickr photo collection and our YouTube channel.

South Access - Surface Street Connections

Project news

Last updated July 21, 2021

Construction begins this month as WSDOT's contractor, Scarsella Brothers, mobilizes in the area. Standard work hours will be Monday - Friday, 7 a.m. - 5 p.m., with crew using the empty lot at the southwest corner of First Avenue South and South Dearborn Street for construction staging. Here is what people living, working or travelling through the area can expect in the coming months:

Alaskan Way Viaduct demolition

Overview of purpose and need

The Alaskan Way Viaduct was a double-deck concrete highway running along Seattle’s central waterfront. Built in the 1950s, the viaduct was damaged in the 2001 Nisqually Earthquake.