Unterquerung der Limmat mit dem Gefrierverfahren   Unterquerung der Limmat mit dem Gefrierverfahren As part of the development of the Zurich rapid transit system, a two-track tunnel was driven below the Limmat by mining means using ground freezing....  

Upgraded/new Karlsruhe- Basle Line, Katzenberg Tunnel New Schlüchtern Tunnel, in PFA 8.1   Upgraded/new Karlsruhe-Basle Line, Katzenberg Tunnel New Schlüchtern Tunnel, in PFA 8.1 Between Karlsruhe and Basle the Rheintalbahn (Rhine Valley Line) is being expanded from a two-track to a...  

Upgrading Brenner Railway Axis Munich-Verona Pipe Jacking Rescue Gallery: Contract Section H3 4 Münster-Wiesing Contract Section H8 Jenbach   Upgrading Brenner Railway Axis Munich-Verona Pipe Jacking Rescue Gallery: Contract Section H3 4 Münster-Wiesing Contract Section H8 Jenbach Within the scope of the construction of the new Brenner...  

Vaihingen Eastern Bypass, Österfeld Tunnel   Vaihingen Eastern Bypass, Österfeld Tunnel The Vaihingen eastern bypass with a total length of 1.9 km links up with the B 14 (Vaihinger cloverleaf) and runs parallel to the railway tracks at the...  

Vedeggio-Cassarate Tunnel   Vedeggio-Cassarate Tunnel As part of a new traffic concept for the Lugano region in future a new road tunnel is to be built with directional traffic as part of the northern bypass for the city. A...