Contractors cannot afford to get the sequence wrong as they truck large pieces of equipment through tunnels to two large caverns beneath the city’s inner west.

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

Students across our state will have a chance to name the world’s largest tunnel boring machine. Next summer, the machine will begin work underneath downtown Seattle making way for the viaduct ...

Crews are now drilling a launch pit to hold the massive tunnel-boring machine for the Alaskan Way Viaduct Replacement project. The project will be using the largest diameter tunnel boring machine ever ...

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 ...

From island building dredgers to record breaking cranes and tunnel boring machines, China’s construction boom is powered by some of the largest machines ever built. This video explores how these ...

A tunnel-boring machine stalled beneath China’s Yangtze River while excavating a highway tunnel, forcing engineers to complete an unprecedented mid-river docking operation over two years.

China's domestically developed, world's largest-diameter vertical shaft boring machine 'Qiming' was officially put into ...