Construction of Montreal’s long-awaited blue line metro extension is moving into the underground phase. A massive 9.7-metre ...

Seven months after beginning its journey, Elaine the tunnel boring machine has completed its subterranean mission drilling out the Northside Interceptor Tunnel (NSIT). On Jan. 6, Akron Mayor Shammas ...

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 ...