A tunnel boring machine names "Mary" has been digging a tunnel underneath the Chesapeake Bay in an effort to relieve ...

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

HS2 crew digs final tunnel between Birmingham and west London with huge boring machine - Uncertainty remains over the ...

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 ...

Silicon Valley transit officials are moving forward with plans to dig a single tunnel and close their BART extension funding ...

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 ...

A video shows the breakthrough to complete the tunnel, which marked the end of excavations needed for all tunnels along the ...

The $3.9-billion expansion of the Hampton Roads Bridge-Tunnel in Virginia reached another milestone on Sept. 24, as its tunnel boring machine broke through a retaining wall to complete a second ...

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 ...

THE Department of Transportation (DOTr) has launched the third tunnel boring machine (TBM) at the Camp Aguinaldo Station of ...

Chennai Metro Rail completes tunnel linking Greenways Road with Mandaveli, addressing commuter concerns at underground ...