Ziga
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Ziga completed
Particulars
Owner: unknown
Designer: Lahmeyer International
Contractor: Sogeah
Statistics
Type: Gravity
Purpose(s): Water Supply
Reservoir capacity: 28 m3x106
Height: 18 metres
Length: 120 metres
Volume of RCC: 44 m3x103
Total volume: unknown
Construction Dates
Start of Project: 04/98 (April 1998)
Start of RCC: 10/98 (October 1998)
End of RCC: 08/99 (August 1999)
End of Project: 07/00 (July 2000)
Country: Burkina Faso
River: Nakambe
DMS Co-ordinates: 12˚29'30.04"N, 1˚4'55.67"W
DD Co-ordinates: 12.491678, -1.082131
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 0.80 | RCC against precast concrete blocks [stepped face] |
Spillway
| Slope | Type |
|---|---|
| 0.80 | Reinforced conventional concrete cast after RCC placement [stepped face] |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 300 |
Cementitious material
| Cement (kg/m3) |
|---|
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| No pozzolan used - | |
