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Reference

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.

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