Ambarau

Particulars

Designer: ARQ

Contractor: M&T via DRA Mining

Purpose(s): Hydropower

Reservoir capacity: 6 m³x10⁶

Height: 21 metres

Length: 255 metres

Volume of RCC: 33 m³x10³

Total volume: 40 m³x10³

Start of Project: 11/14 (November 2014)

Start of RCC: 05/15 (May 2015)

End of RCC: —/16 (— 2016)

End of Project: —/17 (— 2017)

Country: DR Congo

River: Kibali

DMS Co-ordinates: 3˚05'05"N, 29˚34'57"E

DD Co-ordinates: 3.084722, 29.582500

Slope	Type
0.75	RCC against formwork with external geomembrane (GEVR/GE-RCC) [stepped face]

Slope	Type
0.75	Traditional concrete against formwork

Slope	Type
0.75	Traditional concrete against formwork

Layers (mm)	Lifts (mm)
300	300

Cement (kg/m³)
100

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