Here's how Chinese engineers rescued a failed tunnel boring machine by guiding a second one to meet it under a river.

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, Elaine ...

In rendezvous beneath the Yangtze River, a multimillion-dollar tunnel boring machine meets its stalled twin with just 2mm of ...

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 ...

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 Santa Clara Valley Transportation Authority is all in on its plans to build a roughly five-mile long tunnel under downtown San Jose and Santa Clara for its Silicon Valley BART extension after ...

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 ...

China's domestically developed, world's largest-diameter vertical shaft boring machine 'Qiming' was officially put into operation in Taicang City of east China's Jiangsu Province on Tuesday, for the ...

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 ...