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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)
Koysha (Gibe IV)EthiopiaHOmo1470009/1306/20- /23- /241681000740074000.10
0.35
(3')0.70(3')*separate 40040057 to  9923 to  41(N)

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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: Ethiopia

Owner: -

Type: Gravity

Purpose(s): Hydropower

River: Omo

Reservoir capacity: 14700 m3x106

Construction Dates

Start of Project: 09/13

Start of RCC: 09/13

End of RCC: -/23

End of Project: -/24

Specifications

Height: 168 metres

Length: 1000 metres

Volume of RCC: 7400 m3x103

Total volume: 7400 m3x103

Construction Methods

Facings

Upstream
SlopeType
0.10RCC against formwork (GEVR/GE-RCC)
0.35 
Downstream
SlopeType
0.70RCC against formwork (GEVR/GE-RCC)  [stepped face]
Spillway
SlopeType
separate 

Placement

Layers (mm)Lifts (mm)
400400

Cementitious material

Cement (kg/m3)
57  to
Pozzolan (kg/m3)Pozzolan Type
23  toNatural pozzolan (ASTM Class N)
  
Koysha (Gibe IV) under construction
Koysha (Gibe IV) under construction

 

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