Bissorte Dam
Dam in Valmeinier, Savoie / From Wikipedia, the free encyclopedia
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The Bissorte Dam (French: Barrage de Bissorte) is a gravity dam in the Maurienne Valley, in Savoie, France, about 7 km (4.3 mi) east of Valmeinier. It was built from 1930 to 1935 to supply a hydroelectric plant capable of generating 75 megawatts (MW) of power.
Quick Facts Official name, Country ...
Bissorte Dam | |
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Location of the Bissorte Dam in the Rhône-Alpes region of France | |
Official name | Barrage de Bissorte |
Country | France |
Location | Valmeinier, Savoie |
Coordinates | 45°10′49″N 6°34′45″E |
Purpose | Power |
Status | Operational |
Construction began | 1930 |
Opening date | 1935 |
Dam and spillways | |
Type of dam | Gravity dam |
Impounds | Bissorte River, tributary of the Arc |
Height (thalweg) | 63 m (207 ft) |
Length | 545 m (1,788 ft) |
Width (base) | 49 m (161 ft) |
Reservoir | |
Creates | Bissorte Lake (Lac de Bissorte) |
Total capacity | 40,000,000 m3 (32,000 acre⋅ft) |
Normal elevation | 2,050 m (6,730 ft) |
Bissorte and Super-Bissorte | |
Operator(s) | EDF |
Commission date | 1935 and 1986 |
Type | Pumped-storage |
Hydraulic head | 1,144 m (3,753 ft) |
Turbines | Bissorte 1: 3 x 25 MW Pelton turbines Bissorte 2: 4 x 150 MW Francis pump-turbines Bissorte 3: 1 x 150 MW Pelton turbine |
Installed capacity | 800 MW (combined) |
Annual generation | 165 kWh |
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The complex was reconfigured from 1980 to 1986 in order to add a 750 MW pumped-storage power plant known as Super-Bissorte, the third most powerful in France after Grand'Maison and Montézic.