The Washington State Department of Transportation first shared the collision at 6 a.m., soon adding that the right three lanes of westbound I-90, east of the Mt. Baker Tunnel in Seattle ...

The westbound Interstate 90 ramp to northbound Interstate 5 in Seattle is now closed for urgent expansion joint repairs, the Washington State Department of Tra ...

An curved arrow pointing right. When Seattle decided to put in a new highway tunnel beneath the city, a machine was specially built to dig the 2-mile long, 57-foot wide project. The 6,700 ton ...

Light rail riders face a weekend closure of UW Station on Feb. 1-2, while motorists will see an unrelated one-lane reduction to I-5 nearby.

A portion of Seattle's Alaskan Way Viaduct is being replaced by a deep tunnel, and the machine purpose-built for the job is the world's largest tunnel boring machine (TBM), christened "Bertha." ...

Electrical contractors will return to the downtown Seattle transit tunnel this weekend ... the 2 Line’s tracks being built on the I-90 floating bridge should join the 1 Line at International ...

SEATTLE — Both directions of the state Route 99 tunnel will close Friday night for maintenance. Washington State Department of Transportation said its crews will start closing northbound and ...

Washington State Department of Transportation will implement a toll as drivers make their way through the tunnel... The second phase of the Seattle Squeeze is winding down but that doesn’t mean ...

WSDOT crews repaired an expansion joint on the ramp. SEATTLE - Maintenance crews reopened the westbound I-90 ramp to I-5 late Monday night after shutting it down for expansion joint repairs.