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Jiangya

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Jiangya completed
Jiangya completed

Particulars

Owner: Lishui Hydropower Development Co. Ltd.

Designer: Institute of Investigation and Design of Water Conservancy & Hydropower, Hunan Province

Contractor: Liaoning Construction Bureau and Condotte d’Acqua (Italy) J.V.

Statistics

Type: Gravity

Purpose(s): Flood Control / Hydropower / Irrigation / Navigation / Water Supply

Reservoir capacity: 1741 m3x106

Height: 131 metres

Length: 368 metres

Volume of RCC: 1100 m3x103

Total volume: 1386 m3x103

Construction Dates

Start of Project: 07/95 (July 1995)

Start of RCC: 10/96 (October 1996)

End of RCC: 04/99 (April 1999)

End of Project: /99 ( 1999)

Country: China

River: Loushui

DMS Co-ordinates: 29˚32'27.83"N, 110˚44'21.62"E

DD Co-ordinates: 29.541063, 110.739342

Facings

Upstream

SlopeType
VerticalRCC against formwork (GEVR/GE-RCC)

Downstream

SlopeType
0.80RCC against formwork  [stepped face]

Spillway

SlopeType
ogeeReinforced concrete cast against precast units or slip-formed facing elements
0.80 

Placement

Layers (mm)Lifts (mm)
3003000

Cementitious material

Cement (kg/m3)
87
64  46
Pozzolan (kg/m3)Pozzolan Type
107Low-lime flyash (ASTM Class F)
96  107