Newly obtained documents reveal the details of the Boring Co.'s $200 million plan for an underground highway in Nashville.

Pune, India, March 04, 2022 (GLOBE NEWSWIRE) -- The global tunnel boring machines market size is slated to swell considerably as major economies ramp up their spending on infrastructure ...

Two new massive tunnel boring machines will arrive early next year to start digging the 2.4-mile connection to Penn Station ...

Development of the innovative new mining method for narrow tabular steep dipping orebodies and the mobile tunnel boring to ...

The state says it expects to spend $78 million extra on its own staff, consultants and road work because of tunnel-machine Bertha’s two-year delay, a letter to insurers says.

SEATTLE — The world’s largest tunnel-boring machine broke through a concrete wall beneath Seattle on Tuesday to reach the end of its long, troubled journey, a milestone in a multibillion-doll… ...

Komatsu, through its subsidiary, Komatsu Cummins Chile, has agreed with Codelco, a major state-owned mining company in Chile, to collaborate on trialing a new tunnel excavation method using Komatsu's ...

The cutter-head is the front piece of the 360-foot-long tunnel boring machine, which will go up to 120 feet under the shipping channel between Watson Island and Dodge Island, which is where the ...

Seattle’s $2 billion tunnel project has moved closer to the actual drilling stage, after crews finished the 400-foot pit in which the giant tunnel-boring machine, known as Bertha, is being ...

Bengaluru's new twin tunnel project will use slurry tunnel boring machines, opting against hard rock TBMs after an evaluation of the city's subsurface.

On Saturday, a tunnel boring machine (TBM) so large that it looks like something out of Thunderbirds was dedicated in the city of Seattle. “Bertha,” as it’s known, is the world’s largest ...