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Ayvali

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Ayvali completed
Ayvali completed

Particulars

Owner: Ozdogan Enerji

Designer: Su Yapi Engineering and Consulting Inc.

Contractor: Özkar Construction and Trade

Statistics

Type: Gravity

Purpose(s): Hydropower

Reservoir capacity: 770 m3x106

Height: 177 metres

Length: 405 metres

Volume of RCC: 1650 m3x103

Total volume: 1900 m3x103

Construction Dates

Start of Project: 04/11 (April 2011)

Start of RCC: 02/13 (February 2013)

End of RCC: 02/15 (February 2015)

End of Project: 10/15 (October 2015)

Country: Turkey

River: Oltu

DMS Co-ordinates: 40˚46'6"N, 41˚55'49"E

DD Co-ordinates: 40.768333, 41.930279

Facings

Upstream

SlopeType
VerticalRCC against formwork (GEVR/GE-RCC)

Downstream

SlopeType
0.75RCC against formwork (GEVR/GE-RCC)  [stepped face]

Spillway

SlopeType
0.75Reinforced conventional concrete cast after RCC placement

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
50
100
Pozzolan (kg/m3)Pozzolan Type
110Low-lime flyash (ASTM Class F)
120