Giant tunnel-boring machines can get stuck in the rock they’re digging through, revealing flaws in the internal control of ...

A giant boring machine has broken through to complete excavation work to all of the tunnels along the 140 mile route of the HS2 railway. The enormous 125m (410ft) long machine emerged today (Mon) ...

The study of disc cutter wear in tunnel boring machines (TBMs) is fundamental to optimising both the economic and operational performance of subterranean construction projects. Disc cutter wear ...

HAMPTON ROADS, Va. — The Chesapeake Bay Bridge-Tunnel (CBBT) has some good news about Chessie—the tunnel boring machine being used for its Parallel Thimble Shoal Tunnel Project. Chessie is back up and ...

NASHVILLE, Tenn. (WSMV) - Nashville’s new Tesla tunnel has reached another phase, with The Boring Company announcing on social media that tunneling is ready to begin. “Prufrock-MB1 is ready to mine in ...