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Metolong

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Metolong completed
Metolong completed

Particulars

Owner: Government of the Kingdom of Lesotho/Metolong Authority

Designer: JV Arcus Gibb and Consolidated Consultants for Engineering and Environment

Contractor: SinoHydro

Statistics

Type: Gravity

Purpose(s): Water Supply

Reservoir capacity: 64 m3x106

Height: 83 metres

Length: 278 metres

Volume of RCC: 280 m3x103

Total volume: 314 m3x103

Construction Dates

Start of Project: 09/11 (September 2011)

Start of RCC: 08/13 (August 2013)

End of RCC: 11/14 (November 2014)

End of Project: 04/15 (April 2015)

Country: Lesotho

River: South Phuthiatsana

DMS Co-ordinates: 29˚20'8.40"S, 27˚46'38.25"E

DD Co-ordinates: -29.335667, 27.777292

Facings

Upstream

SlopeType
 RCC against formwork (GEVR/GE-RCC)

Downstream

SlopeType
 RCC against formwork (GEVR/GE-RCC)

Spillway

SlopeType
 RCC against formwork (GEVR/GE-RCC)

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
60
Pozzolan (kg/m3)Pozzolan Type
145Low-lime flyash (ASTM Class F)