A 700-foot-long tunnel boring machine named Mary is being assembled in Washington, D.C., to dig a 5.5-mile stormwater and ...

A new 380-ton tunnel boring machine (TBM) measuring 14 feet 8 inches tall has arrived at a wastewater project in Alexandria, Virginia. Dubbed “Hazel,” the TBM marks a significant milestone in the ...

Komatsu, through its subsidiary, Komatsu Cummins Chile, has agreed with Codelco, a major state-owned mining company in Chile, to collaborate on trialing a new tunnel excavation method using Komatsu's ...

Often described as "steel dragons," tunnel boring machines, or TBMs, are colossal pieces of equipment essential for digging underground passages. Unlike machinery operating above ground, TBMs work in ...

The HRBT Expansion Project reached a significant milestone on Jan. 14 as the final piece of Mary the Tunnel Boring Machine's ...

Chinese engineers have managed to turn disaster into a masterful engineering feat by rescuing ...

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 tunnel boring machine named MudHoney has passed under the Ballard Bridge, a critical route milestone, according to Seattle Public Utilities. MudHoney is building the $570 million ...

31 workers rescued after partial collapse in L.A. tunnel project. Tunnel boring machine was operating 400 feet underground. Project will carry treated wastewater 7 miles to the Pacific Ocean. Cause ...

Exciting developments are underway as construction kicks off for the vital underground metro station near Patna Junction, ...