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.
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Featured Project
SR 509 Completion Project
The SR 509 Completion Project in south King County builds a new four-lane tolled expressway between I-5 and SR 509's current end near Seattle-Tacoma International Airport, builds new I-5 ramps, improves I-5 interchanges and builds new bridges.
Access the resources you need to maintain and improve the transportation system.
Latest from WSDOT...
- POULSBO – The Washington State Department of Transportation is seeking feedback on several fish barrier removal projects in Kitsap County during an online open house and two in-person open houses.
- CARBONADO – The Washington State Department of Transportation will hold two in-person open house events for the SR 165 Carbon River/Fairfax Bridge planning study in June.
- WILBUR – Community members are invited to participate in a public workshop at the Wilbur Community Center Auditorium to provide input into walking, bicycling and rolling improvements in Wilbur on US 2 and State Route 21.