In June 2023, a 8.0 m diameter Robbins Single Shield TBM completed its second tunnel at Turkey’s Bahçe-­Nurdagˇi Railway. The machine completed 9.6 km of tunneling, adding on to the 9.2 km it...

After 5 decades „perhaps more dynamic and charming than in its youth“ – this is how Davide Fabbri described the „jubilarian“, the Swiss Tunnelling Society, during his welcoming speech at the 21st...

At the end of June 2023, the 8th Rock Mechanics and Tunnelling Day took place at the WBI Center in Weinheim, Germany. This year, the very well-attended event focused on approval procedures and...

For five decades, the German Tunnelling Committee DAUB has been promoting underground construction in all its aspects. Themed  “50 years of DAUB – a hidden champion invites you”, the association had...

This year, the STUVA Conference will be held at the International Congress Center Munich. By popular demand, the traditional three-day event will already be held from 8 to 10 November 2023 and thus about one month earlier than in previous years.

Schöller Special Machines (SSM) is one of the world‘s leading manufacturers of tunnel excavators and special machines that can be modified for specific applications according to customer requirements....

Germany’s national railway company “Deutsche Bahn” plans for new railway lines with a number of long tunnels in jointed rock. In view of their length, these are suitable for TBM heading. In the past, TBM heading in jointed rock have often been connected with difficulties, which have led to exceeding of the planned construction times and costs.