The Botswana Department of Water Affairs appointed the Sinohydro Corporation (China) to construct the largest dam in Botswana, under the administration and supervision of a joint venture comprising Bergstan, Gauff and JG Afrika.
We provided design review, tender documentation and overall technical advisory for the full Dikgatlong Water Project.
The 4,6 km x 41 m high zoned earthfill embankment dam has a full supply storage capacity of 400 million m³.
Other associated contracts included the upgrading of 44 km of road between Mmadinare and Robelela, housing and power supply. Additional contracts included the construction of a pump station and 75 km long by 1,2 m diameter pipeline.