Yujiankou
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Yujiankou completed
Particulars
Owner: Chongqing Yujiankou Hydropower Co. Ltd.
Designer: Zhongshui Beifang Institute of Investigation and Design
Contractor: 8th Construction Bureau
Statistics
Type: Gravity
Purpose(s): Hydropower
Reservoir capacity: 9 m3x106
Height: 50 metres
Length: 156 metres
Volume of RCC: 118 m3x103
Total volume: 147 m3x103
Construction Dates
Start of Project: 08/01 (August 2001)
Start of RCC: —/03 (— 2003)
End of RCC: —/04 (— 2004)
End of Project: —/05 (— 2005)
Country: China
River: Long
DMS Co-ordinates: 29˚48'43.1"N, 107˚52'5.85"E
DD Co-ordinates: 29.811972, 107.868294
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | RCC against formwork (GEVR/GE-RCC) |
Downstream
| Slope | Type |
|---|---|
| 0.70 | RCC against formwork (GEVR/GE-RCC) |
Spillway
| Slope | Type |
|---|---|
| 0.85 | Traditional concrete against formwork |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
Cementitious material
| Cement (kg/m3) |
|---|
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| Low-lime flyash (ASTM Class F) | |
