Tongkou
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Tongkou completed
Particulars
Owner: Beichuan Bashu Tongkou River Development Corporation
Designer: Chendu Hydroelectric Power Investigation and Design Institute, MOE & MWR
Contractor: 5th 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: Tongkou
DMS Co-ordinates: 31˚48'43.66"N, 104˚35'26.06"E
DD Co-ordinates: 31.812128, 104.590569
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 1.10 | Traditional concrete against formwork |
Spillway
| Slope | Type |
|---|---|
| ogee | Traditional concrete against formwork |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 300 |
Cementitious material
| Cement (kg/m3) |
|---|
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| Low-lime flyash (ASTM Class F) | |
