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Tongkou

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Tongkou completed
Tongkou completed

Particulars

Owner: Beichuan Bashu Tongkou River Development Corporation

Designer: Institute of design and Investigation for Electricity in Mianyang

Contractor: Guangxi Construction Bureau

Statistics

Type: Gravity

Purpose(s): Hydropower

Reservoir capacity: 36 m3x106

Height: 72 metres

Length: 198 metres

Volume of RCC: 300 m3x103

Total volume: 352 m3x103

Construction Dates

Start of Project: 10/98 (October 1998)

Start of RCC: /02 ( 2002)

End of RCC: /04 ( 2004)

End of Project: /04 ( 2004)

Country: China

River: Tongkouhe

DMS Co-ordinates: unknown

DD Co-ordinates: unknown

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork

Downstream

SlopeType
1.10Traditional concrete against formwork

Spillway

SlopeType
ogeeTraditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
 
Pozzolan (kg/m3)Pozzolan Type
 Low-lime flyash (ASTM Class F)