Chessie scoops out sand at the bottom of the Chesapeake Bay, making way for these 20,000-pound segments that create the tube that makes up the new tunnel.

Manufacturing of massive tunnel boring machines for the Hudson Tunnel Project is nearly done, with shipment to New Jersey and excavation under the Palisades set for 2026.

Two new massive tunnel boring machines will arrive early next year to start digging the 2.4-mile connection to Penn Station ...

Mary, the tunnel-boring machine, is on the move again! Thursday, Mary began boring a twin eastbound tunnel in part with 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 ...

Explore the engineering marvel that is Martina, the world’s largest tunnel boring machine, and its incredible capabilities. Watch as this giant TBM digs through complex geological layers ...

Mary, the tunnel boring machine that has been paving the way for the expanded Hampton Roads Bridge-Tunnel, hit a milestone Wednesday when she finished the first of twin tunnels that are part of the ...

A new storage tunnel is one step closer to completion after MudHoney, a tunnel boring machine, finished digging its way from Ballard to Wallingford Monday.

The upcoming 125-km Rishikesh-Karanprayag rail line in Uttarakhand has achieved remarkable progress in tunnel boring work, making it one of the fastest in the world, Rail Vikas Nigam Ltd (RVNL ...

SEATTLE — MudHoney, a tunnel boring machine named for a Seattle grunge legend, has finished its journey from Ballard to Wallingford as part of the Ship Canal Water Quality Project, a partnership ...

Rosie, the tunnel boring machine named after Akron's own Rosie the Riveter, has a sister coming to town later this year, and her name is Elaine. Named after environmental advocate Elaine Marsh ...

Kurinji, has completed work on the 246-metre-long tunnel in Kolathur, a part of the Corridor 5 of CMRL Phase II, connecting ...