NRLA would not exist. In fact the Hauenstein rail line between Olten and Basel, with its 2,500-metre tunnel…

the nation of tunnels par excellence, especially since completion of the Gotthard Base Tunnel - at 57…

The Gotthard Tunnel is officially inaugurated on 22 May 1882. Around 15 kilometres in length, it is the…

The Ceneri Base Tunnel will open at the end of 2020, 28 years after the first geological surveys were carried…