As they enter, they pass by a shrine to Saint Barbara — the patron saint of tunnellers — which is even decorated with fairy lights and creates a good omen of safety for the harder work being done.

A twin anti-slip system with full redundancy of the gripper levels reliably prevents the Gripper TBM for Limberg from slipping back Even the seasoned tunnellers aboard the tunnel boring machine (TBM) ...

Six contractors are to compete for the opportunity to construct Norway’s Stad ship tunnel. Among them are two Norwegian companies, one French, one Spanish-Norwegian, and two Chinese bidders. “We are ...

So tunnellers “trick” the mountain, by using complex physics to distribute the load around the new hole in such a way that it does not cave in. When you enter the remnants of a tunnel after a ...

The UK’s Nuclear Waste Services (NWS) has published Areas of Focus in the search to find a suitable site and a willing community to host a Geological Disposal Facility (GDF). The areas are within the ...