This website uses cookies to improve your browsing experience and the continued use of the webpage indicates your consent to ÅF’s use of these cookies. Find out more about how ÅF uses cookies and how you can manage them here: Read more


Nant de Drance PSP

Project management and design of the 900 MW Nant de Drance pumped storage facility in Switzerland

Description of project:

The Nant de Drance pumped storage facility (900 MW) was designed to exploit
part of the enormous hydroelectric potential of the Swiss Alps. The plant makes use of a difference in height of more than 350 metres between two existing reservoirs connected via a system of waterways. The powerhouse cavern is 52 m high, 32 m wide and 190 m long to house six 150 MW pump turbines.

Project period: 2005 – 2017.

ÅF's services:

  • Overall project management;
  • Basic, tender and final design;
  • Site supervision;
  • Commissioning.

More on the same topic

Show more