Kiğı Dam and HEPP

The construction of Kiğı Dam and HEPP over the Euphrates River within the borders of Bingöl Province has been completed.

The dam having a height of 175 m is ranked 4th amount its class and it ranked 8th among all te dams in Turkey.

Client General Directorate of State Hydraulic Works (DSİ) Contractor Özaltın Construction Co., Inc.
Location Bingöl River Fırat (Euphrates)
Type Clay Core Rock Fill Purpose of the Project Energy Production
Body Volume 23.000.000 m3 Reservoir Volume 1200 x 106 m3
Height from Foundation 175 m Height from Riverbed 150 m
Crest Length 585 m Number of Diversion Tunnels 2
Length of Diversion Tunnel T1: 1.319 m
T2: 1.362 m
Inner Diameter of Diversion Tunnel 5,5 m (Each)
Design Discharge of Spillway 4.500 m3/sec Installed Capacity 180 MW
Number of Units 3 Annual Power Generation 650 GWh
Inner Diameter of Power Tunnel 5 m ~ 6 m Excavation Volume 49.400.000 m3
Concrete Volume 1.135.000 m3 Total Drilled Grouting Holes 800.000 m
Total Underground Excavation 530.000 m3 Length of State Highway Relocation 27 km
Number of Power Tunnels 1 Length of Power Tunnel 8.500 m