Boring machine Bertha dug out the soil for the tunnel. A court says 46 workers who moved that dirt into a quarry didn't get paid what they should.

Seattle’s Alaskan Way Viaduct was seismically unsafe, leading to one of the city’s most ambitious projects: the Bertha tunnel. Learn how the project was planned, the challenges faced ...

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." ...

That estimate is based on the 3.2 kilometre, $3.3-billion US State Route 99 Tunnel that was finished in Seattle, Washington in 2019. But the price of the 401 tunnel is likely much higher ...

Construction of the $806 million Waterfront Park is in its last year, with the 20-acre park expected to open this spring.

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 ...

leaving just a Sunday maintenance closure inside the downtown Seattle tunnel. Westlake, Symphony, Pioneer Square, International District/Chinatown and Stadium stations will close Sunday ...

Bob Ferguson and the state Department of Labor & Industries announced Tuesday that Highway 99 tunnel subcontractor ... it underpaid for work on the Seattle tunnel project. The 46 employees who ...

The Seattle Seahawks introduced a brand new tunnel club for the 2023 season that gives the fans an immersive gameday experience which includes all-inclusive food & beverage as well as exclusive ...

Gov. Bob Ferguson and the state Department of Labor & Industries announced Tuesday that Highway 99 tunnel subcontractor Glacier Northwest owes more than $370,000 in back pay to employees it underpaid ...