The northbound State Route 99 tunnel will close overnight Monday as crews begin work to improve traction inside the tunnel.

Washington State boosts active transportation projects with $15.8 million from the Sandy Williams Connecting Communities ...

There's just about a week left until northbound I-5 shuts down between I-90 and Northeast 45th Street in Seattle.

After the recent Ship Canal Bridge repave, the state and Sound Transit will unleash smaller projects across the region this weekend, slowing trips in many directions.

The Washington State Department of Transportation (WSDOT) has updated its pet policy and will now allow leashed dogs in all ...

Transportation officials are warning drivers to expect delays on Interstate 5 in Cowlitz County ahead of pavement repairs on ...

After decades of honoring the victims of traffic collisions with roadside signs that include a safety message, the Washington ...

The Washington State Department of Transportation has shared a breakdown of the multiple highway closures across the greater ...