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

HS2 completed a five-mile tunnel drive under London on Thursday (April 3). The milestone was achieved using one of four giant tunnelling machines being deployed to build the railway’s Northolt Tunnel.

Auckland's Central Interceptor Project has passed a major milestone, with Watercare's giant tunnel boring machine reaching the end of its 16.2 kilometre journey underneath the city. The Tunnel Boring ...

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 ...

All the satisfaction in the world exists through a tunnel boring machine that finally cracks the surface and shreds open the crap that was in its way. Here is the tunnel boring machine Alice digging ...