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.
SR 520 I-5 Express Lanes Connection Project
We’re creating a direct bus and carpool connection from SR 520 to South Lake Union and downtown Seattle as part of a larger, ongoing effort to reconstruct the SR 520 corridor.
Access the resources you need to maintain and improve the transportation system.
Latest from WSDOT...
- MOUNT RAINIER – State Route 410/Chinook Pass and SR 123/Cayuse Pass through Mount Rainier National Park will reopen for the season by 8 a.m. Friday, May 26, in time for Memorial Day weekend.
- SEATTLE – Ridership aboard Washington State Ferries significantly increases as the weather gets warmer. As the busy travel season begins, there are several ways to avoid the potential long lines for vehicles.
- VANCOUVER, WA - On Sunday evening, May 14, around 9 p.m. a landslide caused significant damage to the upper portion of State Route 504 at milepost 49, leading up to the Johnston Ridge Observatory north of Mount St. Helens. The event followed a recent warming trend and significant snowmelt.