Allow extra time if traveling this Memorial Day weekend

Please plan ahead for Memorial Day travel and use WSDOT travel charts and tools to help in trip planning

SR 20 - Fish Creek and Lorenzan Creek Fish Passages

Project news

  • This contract was awarded to Strider Construction Co., Inc. February 2021.
  • Construction is scheduled to begin July 19, 2021.

Needs & benefits

Southbound Revive I-5 project in Seattle starts May 24

Revive I-5 hits its full stride next week when major repaving and expansion joint replacement work begins on southbound Interstate 5 between Interstate 90 and Spokane Street.

Coming soon: Northbound HOV lane on SR 167

Beginning May 17, contractor crews working for the Washington State Department of Transportation will begin building a new northbound high occupancy vehicle lane on SR 167. Overnight lane closures are scheduled to begin the week of May 24.

Project to improve northbound I-5 through downtown Seattle starts May 17

Starting Monday, May 17, a project kicks off to expand a1,500-foot section of Interstate 5 through downtown Seattle to three through lanes between Seneca Street and the Washington State Convention Center.

State Route 202 paving project kicks off with bridge closure in Snoqualmie May 10-14

Beginning next month contractor crews working for the Washington State Department of Transportation will improve pedestrian access to and repave four miles of State Route 202 between Snoqualmie Falls Park and Boalch Avenue Northwest. Last paved in 1995, this portion of SR 202, also known as Railroad Avenue, is showing signs of wear with cracked and rutted pavement. 

Construction begins next month on the new Bakerview on-ramp to northbound I-5

On Monday, May 3, contractor crews working for the Washington State Department of Transportation will begin construction of a new connection to northbound I-5 from Bakerview Road.

Padden Creek fish passage project at I-5 and SR 11 in Bellingham to begin April 19

A pair of culverts under Interstate 5 and State Route 11 in south Bellingham have blocked salmon and other fish from traveling upstream for years. Now a Washington State Department of Transportation project to replace those culverts will mean lane closures and detours for people who travel through that area.

Washington State Ferries needs you: Help determine the future of the Fauntleroy terminal

SEATTLE – Washington State Ferries is accepting applications from community members interested in joining a new advisory group as planning to replace the aging Fauntleroy ferry terminal gets underway.

SR 202 - Snoqualmie Falls Park to Boalch Ave NW - Paving and ADA improvements

Project news

  • Sign up to receive email updates about this project and other King County topics.
  • Check our Flickr page for detour maps and progress photos.


LongJor's picture

88 years and counting: Southbound Stillaguamish River bridge to be fully stripped and repainted

Nearly a century after being built, the trusses of the southbound Stillaguamish River bridge near Arlington will be stripped to bare metal and get a new coat of paint this year to protect the aging structure for years to come. Travelers using Interstate 5 in the area can expect traffic delays and lane reductions throughout the project and should plan accordingly.

Washington’s March 31 studded tire removal deadline is almost here

Drivers in Washington have until end of the day March 31 to remove studded tires

Heads Up: Full closure of SR 520 planned for March 6-7 weekend

Travelers should plan ahead for trips across Lake Washington this weekend. Beginning Friday night, March 5, contractor crews working for the Washington State Department of Transportation will close State Route 520 to finish placing girders over the freeway.

SR 161 - Unnamed Tributaries to Hylebos Creek - Fish Passage

Project news

  • We will remove barriers to fish passage on three unnamed tributaries that feed East Fork Hylebos Creek near Federal Way.
  • This project is scheduled for construction from spring 2023 through fall 2024. 

Needs & benefits

Removing fish barriers can deliver impressive benefits, improving fish access for miles up and downstream.

MillarD's picture

Repairs mean overnight closures, lane reductions on southbound SR 99 bridge in Seattle starting March 5

A 15-day lane reduction on the southbound State Route 99 Duwamish River Bridge, also known as the First Avenue South bridge, will begin Thursday, March 4.