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Washington State Department of Transportation


Walsh Group Sets Girders for Seattle Connection Point

Crews from the Walsh Group began constructing a new flyover ramp that will connect State Route 520 directly to the I-5 express lanes. The contractor set the foundation for that ramp — steel girders — over the weekend of May 19 to 21....


Construction Season Begins On Washington's Interstate 90

Several road improvement projects along Interstate 90 now through the fall are being planned and executed by contractor crews working for the Washington Department of Transportation. Dozens of bridges are being repaired, slopes are being stabilized and many sections of pavements will receive upgrades on the Washington state highway system....


Washington State Transportation Plan Earns Top National Award

Washington state's Active Transportation Plan has been named the winner of the People's Choice Award in the national 2022 America's Transportation Awards. The American Association of State Highway and Transportation Officials, AAA and the U.S....


Lakeside Industries Performs Emergency Pavement Project

After a spring and summer of slowdowns, lane closures and bumpy roads, the Northwest Region Emergency Pavement Repair project is under way in King, Snohomish, Skagit and Whatcom counties. The $7 million effort began in January with Gov....


Two Decades, $1.4 Billion: Atkinson Completes I-5 Project

If it seemed like it was a long time coming, that's because it was. After more than two decades and $1.4 billion in construction, the Washington Department of Transportation recently announced that the I-5 Portland Avenue to Port of Tacoma Road Southbound HOV project is now complete....


Construction Ramps Up for I-405 Interchange Project in Washington

The I-405/NE 132nd St. Interchange Project has been under way since last fall when pre-construction work began. However, construction activities have ramped up in recent months and the project is starting to take shape....


Contractors With WSDOT Will Be Busy in Summer

As warmer conditions arrive in the Pacific Northwest, contractor crews working for the Washington State Department of Transportation are repairing five bridges in Grays Harbor, Jefferson, Kitsap and Mason counties....


Flatiron, Lane Construction Demolish Bridge in Bellevue

The joint venture of Flatiron and Lane Construction have made considerable progress on one of the largest construction projects in the Puget Sound region. Crews demolished the Main Street Bridge in Bellevue, Wash., across Interstate 405, over the weekend of June 17 as part of the $705 million I-405, Renton to Bellevue Widening and Express Toll Lanes Project....


Atkinson to Take On $123M Interchange Improvement Job

An improved interchange in Marysville and another lane for travelers on northbound Interstate 5 between Everett and Marysville is one step closer to reality with the selection of a project contractor. Atkinson Construction LLC (formerly Guy F....


Scarsella Bros. Crews Perform Emergency Slide Work On SR 112

One week after reopening State Route 112 near Clallam Bay following a landslide, work began approximately 15 mi. east to reopen a second site near Jim Creek. Washington State Department of Transportation's emergency contractor, Scarsella Bros., started site preparations on SR 112 at milepost 32....