On 28 July 2023, the German state-owned project management institution DEGES (Deutsche Einheit Fernstraßenplanungs- und -bau GmbH) awarded the contract for the construction of the 1.7 kmWeser Tunnel...
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...
The SBB contract for lot 2 “Tunnel Ligerz” was assigned to joint venture IBD, consisting of the partners Implenia (lead), Bernasconi and De Luca. The total contract volume is 230 million euros. The...
Projections for the greater Zürich area indicate a 30% increase in demand for rail transport by 2050. To cope with this increase, three major projects – Zimmerberg Base Tunnel 2, Zürich Stadelhofen...
Sandvik DD322i is a versatile drill that can be utilized in mining or tunnelling applications, and provides a high level of performance, accuracy and reliability. Sandvik DD322i has a new carrier and...
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....
Modern sprayed concrete technology and the use of steel fibers have made permanent, single-shell linings for tunnel construction possible. Until now, mainly temporary layers of sprayed concrete were used for stability, followed by a permanent concrete lining. But now such an inner lining can also be produced with high-quality, steel fiber-reinforced sprayed concrete.
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...
The department manager fire protection & safety of STUVAtec GmbH, Dipl.-Ing. Daniel Hahne, has been successfully recertified as an expert and specialist planner for preventive structural fire...
From 27 to 29 November 2023, the Technical Academy Esslingen (TAE) will be hosting a seminar on noise and vibration protection in rail traffic chaired by Dr.-Ing. Friedrich Krüger (STUVA). The...
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...
