Projects and improvements in your county.
Explore the progress of projects focused on creating safe and reliable ways to move people and goods around Washington.
County
Featured Project
I-405/Renton to Bellevue Widening and Express Toll Lanes Project
Roadwork on Southbound I-405 is part of a project to install a two-lane express toll lane system between Renton and Bellevue.
Access the resources you need to maintain and improve the transportation system.
Latest from WSDOT...
DUPONT – On the heels of opening the new southbound Interstate 5 exit 119 to Steilacoom-DuPont Road, crews are making final preparations to fully open the state’s third diverging diamond interchange. The new I-5 overpass will provide access between DuPont and Joint Base Lewis-McChord in Pierce County. Demolition of the old overpass is currently scheduled for April 3-4, and will require two overnight full closures of both north and southbound I-5.- SPOKANE – Public and active transportation users are invited to take part in the fourth session of community conversations surrounding the North Spokane Corridor’s final connection project. This fourth community meeting will continue with a focus on planning for community improvements in and around the Interstate 90 corridor.
- SEATTLE – Two lanes of the northbound State Route 99 First Avenue South bridge over the Duwamish River are closed until further notice following a bridge inspection on Wednesday, Feb. 18, that identified concerns with the steel grid deck.