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Enlarged Cotter

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Enlarged Cotter completed
Enlarged Cotter completed

Particulars

Owner: ACTEW Water

Designer: GHD Pty. Ltd.

Contractor: Bulk Water Alliance

Statistics

Type: Gravity

Purpose(s): Water Supply

Reservoir capacity: 78 m3x106

Height: 82 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: 05/13 (May 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

SlopeType
VerticalRCC against formwork (GEVR/GE-RCC)

Downstream

SlopeType
0.75RCC against formwork (GEVR/GE-RCC)

Spillway

SlopeType
0.75RCC against formwork (GEVR/GE-RCC)  [stepped face]

Placement

Layers (mm)Lifts (mm)
300300
 400

Cementitious material

Cement (kg/m3)
70
Pozzolan (kg/m3)Pozzolan Type
120Low-lime flyash (ASTM Class F)