The approx. 2 km long „Stafelter Berg“ Tunnel, north of Luxembourg city is part of the new motorway section of ‚Route du Nord‘ and consists of two double-lane tubes. The tunnel drive was carried out conventionally and with the drill and blast method.
A milestone for the Koralm railway line from Graz to Klagenfurt: the double-track tunnel with a length of 1.7 km forms the centrepiece of this construction section.
The new hydroelectric power plant supplies sustainably produced electricity for approx.100,000 households without emitting pollutants in Tyrol and Engadin. Power house and power descent were built by Wayss & Freytag Ingenieurbau.