Upper Kaleköy Dam; feasibility studies and final & detailed designs of which were undertaken by Temelsu, was ranked 1st in the “4th International Milestone RCC Dam Projects” competition carried out in Roller Compacted Concrete Dams Congress organised by ICOLD in China.

The technical characteristics of Upper Kaleköy Dam, which was constructed in Solhan disctrict of Bingöl are as follows:

Client Kalehan Kale Enerji Üretim A.Ş. Contractor Joint Venture (Cengiz + Özaltın)
Location Bingöl River Murat
Type Roller Compacted Concrete (RCC) Purpose Energy production
RCC Dam Volume 2.340.000 m3 Conventional Concrete Volume 700.000 m3
Reservoir Volume 738,8 x 106 m3 Total Excavation 4.200.000 m3
Crest Elevation 1240,00 m Crest Length 516,4 m
Height from Talweg 137,5 m Height from Foundation 150 m
No. of Derivation Tunnels 2 (on left bank) Length of Derivation Tunnel T1: 856,78 m, T2: 951,49 m
Derivation Tunnel Inner Diameter 9,50 m (each) Spillway Design Discharge 8.777 m3 /s
Total Installed Power 627 MW No. of Units 4
Annual Production 1.504,71 GWh Gross Head 133,0 m

Thanks to everyone involved from design to construction of this important project, which is a source of pride for our country.

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