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Longkaikou

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Longkaikou completed
Longkaikou completed

Particulars

Owner: Yunnan Jinsha River Hydropower Co. Ltd.

Designer: East China Hydroelectric Power Investigation and Design Institute

Contractor: 8th Construction Bureau

Statistics

Type: Gravity

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

Reservoir capacity: 558 m3x106

Height: 116 metres

Length: 768 metres

Volume of RCC: 2840 m3x103

Total volume: 3853 m3x103

Construction Dates

Start of Project: 08/07 (August 2007)

Start of RCC: 09/08 (September 2008)

End of RCC: /12 ( 2012)

End of Project: /13 ( 2013)

Country: China

River: Jinsha

DMS Co-ordinates: 26˚31'49.8"N, 100˚24'56.55"E

DD Co-ordinates: 26.530500, 100.415710

Facings

Upstream

SlopeType
VerticalRCC against formwork

Downstream

SlopeType
0.75RCC against formwork

Spillway

SlopeType
  

Placement

Layers (mm)Lifts (mm)
3003000

Cementitious material

Cement (kg/m3)
83
60
Pozzolan (kg/m3)Pozzolan Type
101Low-lime flyash (ASTM Class F)
90