The New Australian Tunnelling Method (NATM) has been found in recent studies and trials to be extremely risky, even for highly professional construction companies exercising extreme care when digging.

New Delhi [India], September 20 (ANI): In a significant milestone for the ambitious undersea tunnel project between BKC and Shillphata, the New Austrian Tunnelling Method (NATM) has successfully ...

In addition to method competence, the part-time international tunnelling course offered by TU Graz and Montanuniversität Leoben imparts new knowledge about tunnel-boring machinery. The operation and ...

The Delhi Metro Rail Corporation (DMRC) was faced with a challenge while constructing a tunnel on the Janakpuri West–Botanical Garden corridor to pass below the presently operational Nehru ...