Enlarged Cotter
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Enlarged Cotter completed

Particulars
Owner: unknown
Designer: GHD Pty. Ltd.
Contractor: Bulk Water Alliance (Abigroup/John Holland JV)
Statistics
Type: Gravity
Purpose(s): Water Supply
Reservoir capacity: 78 m3x106
Height: 87 metres
Length: 350 metres
Volume of RCC: 369 m3x103
Total volume: 400 m3x103
Construction Dates
Start of Project: 10/09 (October 2009)
Start of RCC: 08/11 (August 2011)
End of RCC: 12/12 (December 2012)
End of Project: 08/13 (August 2013)
Country: Australia
River: Cotter
DMS Co-ordinates: 35˚19'12.51"S, 148˚56'24.02"E
DD Co-ordinates: -35.320141, 148.940002
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | RCC against formwork (GEVR/GE-RCC) |
Downstream
| Slope | Type |
|---|---|
| 0.75 | RCC against formwork (GEVR/GE-RCC) |
Spillway
| Slope | Type |
|---|---|
| 0.75 | RCC against formwork (GEVR/GE-RCC) [stepped face] |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 300 |
| 400 | 400 |
Cementitious material
| Cement (kg/m3) |
|---|
| 75 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 120 | Low-lime flyash (ASTM Class F) |
