Chinese engineers have managed to turn disaster into a masterful engineering feat by rescuing a stranded tunnel boring ...

The first four tunnel boring machines are coming to New Jersey to build the Gateway rail tunnel. Here's what they do and why they're the safest method.

On Wednesday morning, crews removed the final piece of Bertha the boring machine out of the pit it has sat in since reaching the end of the tunnel running under Seattle. A live time lapse of the ...

Seattle, meet the latest German import: it weighs 450 tons and travels about 58 feet per day. BMW? Mercedes? Audi? Nope, it's a Herrenknecht. The Herrenknecht tunnel boring machine arrived partially ...

A massive tunneling machine has done its job, digging deep below the District. “It’s a monumental milestone for us,” said Carlton Ray, vice president of the Clean Rivers Project for DC Water. The ...

SEATTLE — Visitors got a last look at the Seattle tunneling machine nicknamed Bertha on Saturday before it heads underground for more than a year. Gov. Jay Inslee was among the dignitaries attending ...

Deep under the Yangtze River, a stranded tunnel boring machine that looked like a sunk cost has instead become a showcase of ...