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Xiao Yangxi (and saddle dam)

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Particulars

Owner: Guizhou Province Electric Power Co.

Designer: Guizhou Investigation, Design and Research Institute

Contractor: Guizhou Construction Bureau

Statistics

Type: Gravity

Purpose(s): Water Supply

Reservoir capacity: 15 m3x106

Height: 45 metres

Length: 118 metres

Volume of RCC: 47 m3x103

Total volume: 49 m3x103

Construction Dates

Start of Project: 05/01 (May 2001)

Start of RCC: 01/02 (January 2002)

End of RCC: 10/02 (October 2002)

End of Project: 12/02 (December 2002)

Country: China

River: Xiaoyangxi

DMS Co-ordinates: unknown

DD Co-ordinates: unknown

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)
3503500

Cementitious material

Cement (kg/m3)
138
60
Pozzolan (kg/m3)Pozzolan Type
113Low-lime flyash (ASTM Class F)
90