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Guangzhao

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Guangzhao completed
Guangzhao completed

Particulars

Owner: Guizhou Qianyuan Power Co. Ltd.

Designer: Guiyang Institute of Investigation, Design and research for Water Resources and Hydropower Projects

Contractor: Fujian (Minjiang)Construction Bureau & 4th Construction Bureau

Statistics

Type: Gravity

Purpose(s): Hydropower

Reservoir capacity: 3245 m3x106

Height: 201 metres

Length: 412 metres

Volume of RCC: 2420 m3x103

Total volume: 2870 m3x103

Construction Dates

Start of Project: 10/04 (October 2004)

Start of RCC: 02/06 (February 2006)

End of RCC: 05/08 (May 2008)

End of Project: /09 ( 2009)

Country: China

River: Beipan

DMS Co-ordinates: 25˚57'56.69"N, 105˚15'12.51"E

DD Co-ordinates: 25.965748, 105.253471

Facings

Upstream

SlopeType
VerticalRCC against precast concrete panels with hot poured membrane
0.25 

Downstream

SlopeType
0.75Traditional concrete against formwork

Spillway

SlopeType
0.75Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
61
71
Pozzolan (kg/m3)Pozzolan Type
91Low-lime flyash (ASTM Class F)
87