Construction of a small hydroelectric power plant on the Ré Bruyant (73)

Project owner Régie Electrique de Bessans

Type of project Construction of a small hydroelectric power plant on the Ré Bruyant (73)

The Ré Bruyant stream is located within the territory of the municipality of Bessans, in the Haute Maurienne mountain range, in Savoie (73). Located between the Iseran and Mont-Cenis passes, the municipality of Bessans is part of the Arc river basin. The Ré Bruyant is a right-bank tributary of the Torrent d’Avérole, itself a left-bank tributary of the Arc. It rises below the summit of Albaron (3,637 m) and flows into the Avérole at an elevation of 1,818 mNGF, 350 m upstream of the hamlet of Vincendières.

The structures comprise:

A water intake (PE) located at an altitude of 2,238 m, of the COANDA type, to limit the size of the desander.
1,160 m of fully buried penstock (CF), with a diameter of 400 mm;
A hydroelectric power plant equipped with a two-jet Pelton turbine.

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