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Braamhoek

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Braamhoek completed
Braamhoek completed

Particulars

Owner: ESKOM

Designer: BCJV

Contractor: WBHO & Concor JV

Statistics

Type: Gravity

Purpose(s): Hydropower

Reservoir capacity: 27 m3x106

Height: 37 metres

Length: 330 metres

Volume of RCC: 90 m3x103

Total volume: 98 m3x103

Construction Dates

Start of Project: 04/08 (April 2008)

Start of RCC: 06/09 (June 2009)

End of RCC: 06/10 (June 2010)

End of Project: 02/11 (February 2011)

Country: South Africa

River: Braamhoekspruit

DMS Co-ordinates: 28˚18'42.38"S, 29˚34'46.04"E

DD Co-ordinates: -28.311771, 29.579456

Facings

Upstream

SlopeType
VerticalRCC against formwork (GEVR/GE-RCC)

Downstream

SlopeType
0.67RCC against formwork (GEVR/GE-RCC)  [stepped face]

Spillway

SlopeType
0.67RCC against formwork (GEVR/GE-RCC)  [stepped face]

Placement

Layers (mm)Lifts (mm)
3001200

Cementitious material

Cement (kg/m3)
70
Pozzolan (kg/m3)Pozzolan Type
95Low-lime flyash (ASTM Class F)