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Laúca

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Laúca under construction
Laúca under construction

Particulars

Owner: Ministry of Energy and Water/GAMEK

Designer: Intertechne

Contractor: Construtora Norberto Odebrecht

Statistics

Type: Gravity

Purpose(s): Hydropower

Reservoir capacity: 5482 m3x106

Height: 132 metres

Length: 1075 metres

Volume of RCC: 2646 m3x103

Total volume: 2766 m3x103

Construction Dates

Start of Project: 07/12 (July 2012)

Start of RCC: 09/14 (September 2014)

End of RCC: 03/17 (March 2017)

End of Project: 06/18 (June 2018)

Country: Angola

River: Kwanza

DMS Co-ordinates: 9˚44'32.17"S, 15˚07'33.03"E

DD Co-ordinates: -9.742269, 15.125842

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork
0.10 

Downstream

SlopeType
0.85Traditional concrete against formwork

Spillway

SlopeType
0.85Reinforced conventional concrete cast after RCC placement

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
90
Pozzolan (kg/m3)Pozzolan Type
0No pozzolan used  -