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

Next year, the first modern tunnel-boring machines ever used in New Jersey will arrive in North Bergen to begin drilling the first mile of the $16 billion Gateway Tunnel through the rocky Palisades.

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 ...

HAMPTON, Va. — On April 17, Mary the Tunnel Boring Machine emerged through the headwall at the Hampton end of the HRBT. Exactly six months later, she's starting her next journey: creating the twin ...

HAMPTON, Va. — With a loud groan, and cheers and applause from a crowd of onlookers, Mary, the tunnel-boring machine, broke through onto the south island of the Hampton Roads Bridge Tunnel Wednesday ...

HAMPTON ROADS, Va. — The massive boring machine that's being used in the Hampton Roads Bridge-Tunnel expansion project reached a huge milestone. The machine, named "Mary," is digging the tunnel for ...

VIRGINIA BEACH — Now that the anchor’s away, expansion work at the Chesapeake Bay Bridge-Tunnel is back at full bore. Burrowing of a new tunnel to help carry more vehicles between Virginia Beach and ...

Cross passages between both bores of London's 0.7-mile Silvertown tunnel are nearing completion in frozen ground, marking the end of excavations on the River Thames crossing. The $1.5-billion ...

HAMPTON, Va. (WAVY) – The Project Director for the Hampton Roads Bridge-Tunnel expansion project says crews are making progress toward a target completion in 2025. The construction work will be ...

Add Yahoo as a preferred source to see more of our stories on Google. Next year, the first modern tunnel-boring machines ever used in New Jersey will arrive in North Bergen to begin drilling the first ...