Bertha, that gigantic, inoperable tunnel boring machine everybody loves to hate, finally might get out of that big hole it dug itself into. After an environmental review, Seattle Tunnel Partners, the ...

SEATTLE -- A machine digging a highway tunnel underneath Seattle that has sat idle since December likely won't begin working again for another six months, an official with the contractor said Friday.

Bertha has finished digging through five of the 10 zones needed for completion of the new SR 99 tunnel under downtown Seattle. Now in zone 6, it will soon dig along side the Pike Place Market. The ...

Seattle Tunnel Partners (STP) knew an 8-inch steel pipe was in Bertha’s path two years before the tunnel boring machine chewed through it, according to a new suit filed by Washington state. STP says ...

For the past four years, from Sodo to South Lake Union, a 9,270-foot underground dig has unfolded to bring Seattle the world’s largest tunnel, part of the $3.1 billion replacement of the Alaskan Way ...

Sound Transit contractors are tunneling under downtown Bellevue, but you won’t find a big tunnel-boring machine like Seattle’s Bertha. The light rail tunnel will connect the East Main light rail ...

For more than ten years, Seattle has contemplated the future of the Alaskan Way Viaduct -- an iconic, elevated highway that skirts downtown along Puget Sound. The structure was damaged by a 2001 ...

And a year ago this week, Bertha came to a grinding halt. That would be Bertha, the nickname for the world's largest tunneling machine that was boring a new highway tunnel under Seattle's downtown. As ...