Hydraulics - Renewable Energies
Hydraulics - Urban Hydraulic

CHICAPA AND LUÓ RIVERS DIVERSION

INFORMATION

CLIENT:
LUÓ – Sociedade Mineira do Camachia

SERVICES:
Hydraulic Design Geological
Geotechnical Investigation
Construction Design

BEGINING:
2004

CONCLUSION:
2006

LOCATION:
North Luanda, Angola

DESCRIPTION

General Layout:
River diversion by means of three earth cofferdams and an excavated channel, with a 1.700m3/s maximum capacity.

Purpose:
To allow deep mining excavation of the natural river bed.

Technical Data:

  • Channel:
    • Length: 2.700m;
    • Longitudinal slope: 0.00152;
    • Maximum depth: 10m;
    • Top width: 20m;
    • Lining: 0.30m thick Reno mattresses;
    • Excavation volume: 2x106m3;
  • Dams:
    • Total length: 1.700m;
    • Type: zoned earth dams with clay core;
    • Maximum height above foundation: 14m;
    • Crest width: 10m;
    • Landfill volume: 0,45x106m3.