Zaaihoek
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Zaaihoek completed

Particulars
Owner: unknown
Designer: Department of Water Affairs
Contractor: Department of Water Affairs
Statistics
Type: Gravity
Purpose(s): Water Supply
Reservoir capacity: 190 m3x106
Height: 47 metres
Length: 527 metres
Volume of RCC: 97 m3x103
Total volume: 134 m3x103
Construction Dates
Start of Project: 05/85 (May 1985)
Start of RCC: 11/85 (November 1985)
End of RCC: 03/87 (March 1987)
End of Project: 09/88 (September 1988)
Country: South Africa
River: Slang
DMS Co-ordinates: 27˚26'21.30"S, 30˚3'35.56"E
DD Co-ordinates: -27.439251, 30.059877
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork [stepped face] |
| 0.62 |
Spillway
| Slope | Type |
|---|---|
| 0.62 | Traditional concrete against formwork [stepped face] |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 250 | 250 |
Cementitious material
| Cement (kg/m3) |
|---|
| 36 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 84 | Ground-granulated blast-furnace slag |
