The dam is made of loose material with a waterproof concrete face, and rises 105 meters above the river bed. The crown is 750 meters in length. The dam holds a reservoir of 500 hm3 with a lake of 13 km length covering 1,250 hectares.
Flood flows will be referred to the spillway located on the left bank of the river that ends in a rectangular discharge channel of 160 m in length which allows for a maximum flow of 3,200 m3/s.
The Diversion Gallery consists of a double reinforced concrete pipe located on the right bank, a trunk section of 5.50 m x 7.50 m high and a second one of 3.00 x 3.00 m which is 472 m long. It is designed for a maximum flow of 500 m3/sec. and has an inflow regulator, a sluice chamber (which is transformed into the sluice chamber bottom outlet) and the outflow.
Hydropower conduction is composed of an intake with grilles, a floodgate chamber, a headrace tunnel which is 164 m long and whose circular section is 5.50 m in diameter, penstock of 115 m length which is variously 4.60 m and 3.00 m in diameter.