Xiao Yangxi (and saddle dam)
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Particulars
Owner: unknown
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)
Facings
Upstream
Slope | Type |
---|---|
Vertical | RCC against formwork (GEVR/GE-RCC) |
Downstream
Slope | Type |
---|---|
0.75 | RCC against formwork (GEVR/GE-RCC) [stepped face] |
Spillway
Slope | Type |
---|---|
0.75 | Reinforced conventional concrete cast after RCC placement |
Placement
Layers (mm) | Lifts (mm) |
---|---|
350 | 3500 |
Cementitious material
Cement (kg/m3) |
---|
138 |
60 |
Pozzolan (kg/m3) | Pozzolan Type |
---|---|
113 | Low-lime flyash (ASTM Class F) |
90 |