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

Linghang, better known as the world’s largest-diameter high-speed railway shield tunneling machine, crossed the ...

CAPE CHARLES, Va. (WAVY) — The tunnel boring machine known as Chessie broke through the receiving pit on Two Island at the Thimble Shoal Channel at the Chesapeake Bay Bridge-Tunnel Monday, the CBBT ...

Work to begin digging a new Hudson Tunnel is set to begin this spring as two tunnel boring machines custom-built for the ...

The Hudson Tunnel Project reached a key milestone as factory testing finished for two tunnel boring machines now headed to New Jersey.

In the early decades of the 19th century, London was facing a major problem. The city had become the world's busiest port, but in order to transport goods from the docks to the heavily-populated ...

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 ...

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 ...

The Hudson Tunnel Project is marking another major milestone as it nears a critical point in the $16 billion process. During its Aug. 20 board meeting, Gateway Development Commission announced that ...

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 ...

Fascinating footage shows a huge tunneling machine called Dorothy digging underneath ancient woodland as the United Kingdom's HS2 high-speed rail project goes full-steam ahead. Dorothy, the ...