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Dam Search Results

Please note: only dams ≥ 15m which have been completed, are under construction, or due to begin RCC placement in the current year are included in the table below.

Results are sorted in the following order: Finish of RCC, Start of RCC, Finish of Project, Start of Project, Height and alphabetical by Dam Name.

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NameCountryOwnerPurposeRiverReservoir capacity (m3x106)Construction datesDimensionsVolumeFacingsPlacementCementitious material
StartFinishHeightLengthRCCTotalUpstreamDownstreamSpillwayLayersLiftsCementPozzolan
ProjectRCCRCCProject(m)(m)(m3x103)(m3x103)SlopeTypeSlopeTypeSlopeType(m)(m)(kg/m3)(kg/m3)
ThornleaSouth AfricaUmlaas Irrigation BoardIMlazi306/9010/9012/9002/91171351617V(1)0.90(3)*0.90(1)1701703887(S)

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Please note: only dams ≥ 15m which have been completed, are under construction, or due to begin RCC placement in the current year are included in the list below.

Results are sorted in the following order: Finish of RCC, Start of RCC, Finish of Project, Start of Project, Height and alphabetical by Dam Name.

Full Dam Information

Details

Country: South Africa

Owner: Umlaas Irrigation Board

Type: Gravity

Purpose(s): Irrigation

River: Mlazi

Reservoir capacity: 3 m3x106

Construction Dates

Start of Project: 06/90

Start of RCC: 06/90

End of RCC: 12/90

End of Project: 02/91

Specifications

Height: 17 metres

Length: 135 metres

Volume of RCC: 16 m3x103

Total volume: 17 m3x103

Construction Methods

Facings

Upstream
SlopeType
VerticalTraditional concrete against formwork
Downstream
SlopeType
0.90RCC against formwork  [stepped face]
Spillway
SlopeType
0.90Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
170170

Cementitious material

Cement (kg/m3)
38
Pozzolan (kg/m3)Pozzolan Type
87Ground-granulated blast-furnace slag
  
Thornlea completed
Thornlea completed

 

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