A chronicle of an engineering marvel and the challenges that almost brought it to ruin. Massive tunnel boring machines gnawing their way through rock and chalk, digging not one tunnel but three. A ...

Add Yahoo as a preferred source to see more of our stories on Google. CAPE CHARLES, Va. (WAVY) — The tunnel boring machine known as Chessie broke through the receiving pit on Two Island at the Thimble ...

The 41 Indian workers trapped inside a collapsed tunnel for 14 days will have to wait even longer to be rescued as officials trying to pull them out have faced yet another unexpected hurdle. A ...

The race to save 41 construction workers trapped in a tunnel in northern India has hit yet another setback as the drilling machine rescuers have been using has broken down and cannot be repaired – ...

A colossal project to reduce traffic in the underground tunnels connecting the Virginia cities of Norfolk and Hampton just had a big breakthrough — literally. Since 1957, the two cities have been ...

HOT SPRINGS -- Miss Elaine is in Lake Ouachita almost a year after the micro tunnel boring machine was launched into the southern slope of Blakely Mountain. Hot Springs Utilities Director Monty ...

Chinese engineers have pulled off a stunning rescue, saving a tunnel boring machine (TBM) stuck 177 feet underground beneath ...

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 ...

Workers on the mammoth Gateway tunnel project are getting ready to start drilling through the Palisades in the new year. The Gateway Development Commission — the public authority behind the ...