Scope of work
B 1 Federal Road Wiener Straße
Henndorf Bypass, two-lane road tunnel
Land Salzburg, Landesbaudirektion
[State of Salzburg, State Building Authority]
Wayss & Freytag Ingenieurbau AG
as technical leader of a joint venture
2006 to 2009
€ 38 million
During extension of the Pyhrn motorway, the Gleinalm Tunnel is provided with a second tube. This makes the motorway safer, since there will be no oncoming traffic in the tunnel.
New U-railway line in the center of Dortmund will replace the existing overground running tram.
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.