German-based TBM manufacturer is progressing on a challenging dig under the Elbe River estuary, and expects further tunnel ...

Chennai Metro Rail's tunnel linking Light House with Thirumayilai for phase II project to be completed by September.

Kolkata Metro Railway revised its plan for the Purple Line's Esplanade-Eden Gardens extension by deciding to use tunnel boring machines (TBMs) instead of the cut-and-cover method. The move aims to ...

The operations were scaled up by engaging as many as four mini-excavators.