Daguangba
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Daguangba completed
Particulars
Owner: unknown
Designer: Mid-South Design and Research Institute (MSDI), MOE & MWR
Contractor: Gezhouba Construction Bureau
Statistics
Type: Gravity
Purpose(s): Hydropower / Irrigation / Water Supply
Reservoir capacity: 1710 m3x106
Height: 55 metres
Length: 827 metres
Volume of RCC: 485 m3x103
Total volume: 860 m3x103
Construction Dates
Start of Project: 06/90 (June 1990)
Start of RCC: 12/91 (December 1991)
End of RCC: 12/93 (December 1993)
End of Project: 07/95 (July 1995)
Country: China
River: Changhuajiang
DMS Co-ordinates: 19˚1'11.44"N, 108˚58'47.95"E
DD Co-ordinates: 19.019844, 108.979988
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 0.75 | RCC against precast concrete blocks |
| RCC against formwork |
Spillway
| Slope | Type |
|---|---|
| 0.75 | Traditional concrete against formwork |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 300 |
Cementitious material
| Cement (kg/m3) |
|---|
| 55 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 96 | Low-lime flyash (ASTM Class F) |
