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Washington State Department of Transportation


WSDOT Reclaims Land From Defunct Alaskan Way Viaduct

The January closure of the Alaskan Way Viaduct in downtown Seattle — also known as State Route 99 — was another step in a long reclamation project that will eventually remove the highway and repurpose the land it occupies....


Gov. Inslee Directs Agencies to Ramp Up Culvert Repairs

On May 22, 2019, Gov. Jay Inslee ordered the Washington State Department of Transportation to begin the immediate ramp-up of culvert repairs around the state, an urgent and crucial priority for improving fish passage and salmon recovery....


WSDOT to Build New Ramps, Fish Passage for Interchange

Consider it an effort that will help both fish and people get around. The Washington State Department of Transportation has hired design-build contractor Parsons/Scarsella to remove fish barriers along Coffee Creek and rebuild two ramps at the U.S....


Wildlife Issues, Tribal Diplomacy Top 'What's Hot' List for State DOTs

Managing wildlife issues, such as fish migration, while figuring out ways to forge stronger ties with Native American tribal governments are two of the "hot issues" currently facing state departments of transportation....


Changes to Mukilteo Waterfront Coming in New Year

Washington State Ferries selected IMCO Construction as the general contractor for the next stage of construction in the Mukilteo Multimodal Ferry Terminal Project. Valued at $49.7 million, this work will include the passenger building, holding lanes, toll plaza, and waterfront promenade....


New Year's Resolution: Plan for Alaskan Way Viaduct Closure and Beyond

The start of the new year signals dramatic changes ahead for Seattle drivers and commuters. On Jan. 11, 2019, the Alaskan Way Viaduct permanently closes to start three weeks of work needed to open the new State Route 99 tunnel....


WSDOT's Largest Wildlife Bridge Nears Completion

Washington State Department of Transportation (WSDOT) is completing work on a wildlife bridge along I-90 near Snoqualmie Pass. The 35-ft.-tall, 66-ft.-wide bridge is currently the largest in the state and is meant to reduce traffic accidents involving humans and animals....


Geofoam Plays Prominent Role in $115.9M SR 167 Project

The Washington Department of Transportation (WSDOT) is saving time and money on a transportation safety project by using tons of Geofoam to build a ramp for direct connections from one freeway to another....


Floating Crane Stars in Seattle's $350M Coleman Dock Project

The largest floating crane in western North America is now on site in Seattle, ready for its role in the rebuild of the Colman Dock facility, Washington State Ferries' largest ferry terminal. The Pacific Lifter is an American Hoist and Derrick 509 revolver....


Bridge Strike Restricts Danekas Road Bridge to One Lane

Drivers of heavy vehicles who use the Danekas Road bridge to cross over Interstate 90 east of Ritzville will need to find an alternate route. Washington State Department of Transportation engineers reduced the bridge to one lane following damage from a bridge strike on July 10....