Fish passage river at the Châtel-Chehery power plant (08)

Project owner SHEMA

Type of project Construction of a bypass river

Creation of a 200 m bypass river divided into 20 pools, each 6 m long (average slope of 2.7 %), with a gross head of 5.70 m.

Main technical features

Earthworks for the pools by cut-and-fill operations; geomembrane system for watertightness; covering of the bottoms with blocks and seeding of the banks.

Specific constraints

Difficult access; flood-prone area; landscape integration.

  • Location 08250 Châtel-Chéhéry
  • Project / construction cost 300 K €
  • Years of completion 2010

Upstream migration system

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