TBM Karen will excavate the second bore of the 4.5-mile Euston Tunnel.

Launched from Old Oak Common in west London on March 16, the 1,624-ton machine - named “Karen” - will excavate the second ...

HS2 has started the final tunnel bore on the project from Old Oak Common station in west London towards Euston. Euston is the second bored tunnel underneath the capital – after the Northolt Tunnel – ...

The $80 million tunneling machine known as ‘Bertha’ resumed mining Tuesday beneath the Seattle waterfront for the first time in about seven weeks. The machine moved forward about two feet, allowing ...

Tunnel boring machines for the Suburban Rail Loop East are being assembled on launch sites, paving the way for construction ...

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 ...

A giant boring machine that is digging the tunnels for the High Speed 2 (HS2) rail project has completed its journey - the first on the project to do so. Dorothy, a 2,000 tonne tunnel-boring machine ...

The Suburban Rail Loop has reached a major construction milestone, with eight tunnel boring machines now on site.

Chinese engineers have pulled off a stunning rescue, saving a tunnel boring machine (TBM) stuck 177 feet underground beneath ...

The five-story-tall tunneling machine that will bore a hole from SODO to Queen Anne for the new SR 99 tunnel now has a name: Bertha. The Washington State Department of Transportation launched a ...