In recent years crossing the Alps has become a central issue in European transport policy. The increase in global transport flow has contributed to bringing two themes to the centre of attention : making transalpine transportation easier and reducing the negative impact of this on the Alpine...

Projects of the two new railway transalpine tunnel of Frejus and Gothard have similar technical characteristics: an identical length (57 km), a similar cost (10 billion Euros) and the existence of a highway along the same Alpine corridor. But, whilst the new Gothard is now under construction and...