Issue 03/2024

According to Swiss Federal Railways (SBB), the repair work on the Gotthard Base Tunnel is progressing as planned. SBB continues to expect the tunnel to be fully reopened in September 2024.The...

In late June 2024, the cantons of Schwyz and Uri have awarded the contract for the Sisikon Tunnel – lot 200 of the “Neue Axenstrasse” project – to a joint venture (JV) between Implenia (60%) and...

In April 2024, DB Projekt Stuttgart-Ulm GmbH submitted the planning approval documents for the construction of the Pfaffensteig Tunnel to the Federal Railway Authority. The groundwork has thus been...

The Ligerz–Twann dual-track extension project will eliminate the last single-track section on the SBB’s southern ridge-base line. In addition to a dual-track tunnel amidst challenging geological...

Risk management is made up of several sub-areas. One part is risk mitigation. Mitigation can be divided into avoidance, minimisation, transfer and acceptance. The aim of risk mitigation is to find the...

Following key milestones in the successful handling of ever larger diameters and pressures as well as increasingly complex ground conditions, the focus is now shifting to the growing shortage of skilled workers and higher demands on quality and system performance. Digitalization and automation as well as operator supporting or autonomous systems have therefore become important development goals. In addition to these aspects, the permanent goal of improved occupational health and safety and the upcoming revision of European safety standards will also steer TBM technology toward automation.

On June 13, 2024, the 9th Rock Mechanics and Tunnelling Day took place at the WBI Center in Weinheim, Germany. This year, the very well-attended event focused on rock mechanics, tunnelling and...

After celebrating its 50th anniversary last year, the Swiss Tunnelling Society (STS) returned to its traditional format with the Swiss Tunnel Congress 2024: two days of colloquium and congress, as...