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...
- BREMERTON – It’s no secret: Traffic backups in and around Gorst are a common occurrence. The Washington State Department of Transportation is conducting a study to look at State Routes 3, 16, 166 and 304 in Gorst. The study focuses on improving transportation in the area.
- KENT – Drivers on eastbound State Route 516 in the Kent, Des Moines and SeaTac area need to be prepared for a temporary change in how they enter northbound Interstate 5.
- PORT ANGELES – A project to remove four barriers to fish in Clallam and Jefferson counties is scheduled to begin Monday, Feb. 24.