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 ...

Mary’s job is done. On Wednesday, the tunnel-boring machine known as Mary, responsible for digging the two new tunnels for the Hampton Roads Bridge-Tunnel expansion, completed the second and final leg ...

Mary the tunnel boring machine is set to breakthrough on the second tunnel Wednesday as part of the HRBT expansion project.

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 ...

This morning, the viewing public got its first look at the enormous boring machines that will soon be at work drilling a tunnel between the University District, Capitol Hill and downtown Seattle for ...

On a flat, windswept green plain north of Hamburg in the state of Schleswig-Holstein, Germany, a Herrenknecht tunnel boring machine is now 200 meters deep into burrowing under the Elbe River estuary.