Köprü Dam and HEPP

The Köprü Dam, which was constructed by the consortium where Özaltın Construction has 50% of the shares, was constructed on the Seyhan River in Adana.

As a Roller Compacted Concrete dam, Köprü Dam and HEPP was fully commissioned and started its power generation in 2013.

Client Enerjisa Contractor Joint Venture (Özaltın %50)
Location Adana River Seyhan
Type Roller Compacted Concrete (RCC) Purpose of the Project Energy
Body Volume (RCC) 1.000.000 m3 Reservoir Volume 93,2 x 106 m3
Height from Foundation 109 m Height from Riverbed 100 m
Crest Length 413 m Number of Diversion Tunnels 1
Length of Diversion Tunnel 415 m Inner Diameter of Diversion Tunnel 9,5 m
Design Discharge of Spillway 5.223 m3/sn Installed Capacity 155,85 MW
Number of Units 2 Annual Power Generation 383,88 GWh
Excavation Volume 3.287.254 m3 Conventional Concrete Volume 231.000 m3
Total Drilled Grouting Holes 38.390 m Total Underground Excavation 45.270 m3
Length of State Highway 3,1 km Highway Bridge 3 Span Steel Bridge (Kozan Bridge)