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...
- SPOKANE – Public and active transportation users are invited to take part in the second session of community conversations surrounding the North Spokane Corridor’s final connection project. This second community meeting will continue with a focus on planning for community improvements in and around the Interstate 90 corridor.
- NACHES - Work to repair a section of US 12 in Naches damaged by the Naches River is underway.
- MUKILTEO – Washington State Ferries will begin in-water work at the Mukilteo ferry terminal in January 2026 to repair and reposition a key ferry landing structure. The work requires shutting down ferry service during midday for four hours over nine days. It will also affect overnight schedules in January and February.