Seven months after beginning its journey, Elaine the tunnel boring machine has completed its subterranean mission drilling out the Northside Interceptor Tunnel (NSIT). The 16.5-foot diameter, ...
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 long-promised extension of the métro’s Blue Line will be built primarily by a tunnel-boring machine that is among the largest of its kind in the world. On Monday, the Société de transport de ...
SAN JOSE – The Santa Clara Valley Transportation Authority said Monday it authorized the purchase of the transit tunnel boring machine to complete the five-mile underground section of the VTA BART ...
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