De Hoop
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De Hoop completed
Particulars
Owner: unknown
Designer: Department of Water Affairs and Forestry
Contractor: Department of Water Affairs and Forestry Construction West
Statistics
Type: Gravity
Purpose(s): Water Supply
Reservoir capacity: 347 m3x106
Height: 85 metres
Length: 1015 metres
Volume of RCC: 769 m3x103
Total volume: 1012 m3x103
Construction Dates
Start of Project: 07/07 (July 2007)
Start of RCC: 07/09 (July 2009)
End of RCC: 11/13 (November 2013)
End of Project: 03/14 (March 2014)
Country: South Africa
River: Steelpoort
DMS Co-ordinates: 24˚57'27.37"S, 29˚57'25.81"E
DD Co-ordinates: -24.957603, 29.957169
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | RCC against formwork (GEVR/GE-RCC) |
Downstream
| Slope | Type |
|---|---|
| RCC against formwork (GEVR/GE-RCC) [stepped face] |
Spillway
| Slope | Type |
|---|---|
| RCC against formwork (GEVR/GE-RCC) [stepped face] |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 1200 |
Cementitious material
| Cement (kg/m3) |
|---|
| 62 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 145 | Low-lime flyash (ASTM Class F) |
