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...

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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...

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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...

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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...

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