Gotthard Base Tunnel
Zurich Cross-City Link
Limmattal to Zürich-Altstetten motorway
Oerlikon substation
Renovation of the motorway section, Zurich Altstetten, Switzerland
Changing gear to joyful driving
After being in place for 40 years, the motorway’s electromechanical systems no longer meet the guidelines that now apply. They have to be repaired and in some...
View case
Substation Zurich Oerlikon (ewz)
More space for urban life thanks to construction of underground substation
Zurich is a booming city and one of the most rapidly growing in Switzerland. The power grid needs to be stable and produce enough capacity to provide energy consistently to the more than 400,000...
View case
Zurich Cross-City Link, Oerlikon-Altstetten
Making commuting comfortable
Swiss Federal Railways (SBB) is the national railway company of Switzerland, currently transporting around 353 million passengers and 64 million net tonnes of freight across the country every year. Zurich’s main railway...
View case
Gotthard Base Tunnel
World's longest railway tunnel - a masterpiece of engineering
The Gotthard Base Tunnel in Switzerland is the world's longest railway tunnel and will increase transport capacity from Italy to Germany. Pöyry work is at the heart of the tunnel, in the technically challenging Sedrun section. Work on the...
View case
You can find the global projects here:
www.poyry.com