Type: Roller Compacted Concrete Dam (RCC) and Rock-Fill Clay-Core Dam (RFCC)
Construction Date: April 2003 - August 2008
Location: Siphofaneni, Lubombo, Swaziland
S 26.749328° E 31.708724°
Lusip (Lower Usutu Shareholder Irrigation Project) Project, situated near Siphofaneni, Swaziland consists of three dams to form an off-river storage reservoir.
The first structure, Mhalatusane Dam, is a 43m high Roller Compacted Concrete Dam (RCC), with a 435m crest Length. Second Structure, Galome Dam, is a 35m Rock-Fill Clay-Core Dam (RFCC) with a 512m long crest length. During construction the river diversion works consisted of channels, a cofferdam and a training wall where the Main Contractor trained their personnel and honed their dam building skills.
The completed reservoir has a capacity of 155 million m³ that will be diverted from wet season flood flows into the Lower Usuthu River for the irrigation of a total area of 11 500 ha.
Lusip Project Instrumentation consists of the following:
Instruments installed in and around the Dam Embankment are intended to monitor:
Installed Instruments Specification:
Consulting Engineers: CGI Joint Venture
Contractors: Concor Roads & Earthworks
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