Kusile Stormwater Drainage and Associated Infrastructure, near Delmas, Mpumalanga

The proposed activities entails the construction of stormwater drainage and associated infrastructure at the overland conveyor and near the radial stacker at the Kusile Power Station. The following infrastructure is proposed, viz, stormwater collection channels, Overland Conveyor (OLC) 1&2 collection sump with a working capacity of 125m3 , the East Settling Tanks (EST) comprising of two compartments and a pump sump with a total storage capacity of 5394.3m3, two 250NB interconnecting pipelines (Length = 45m each) from the OLC 1&2 sump to the EST, a 300mm diameter above ground steel pipeline to transfer clarified water from the east settling tank pump sump to the ash dump dirty water drain (Total Length - 688m), the West Settling Tanks (WST) comprising of two compartments and a pump sump with a total storage capacity of 1270.2m3, a 200mm diameter overland steel pipeline to transfer clarified water from the west settling tank pump sump to the ash dump dirty water drain (Total Length - 178m) and groundwater interception drains will also be installed underneath east and west settling tank foundations with groundwater drains draining to the wetland. A gravel access road (169m in length and 6m wide) will be constructed from the sump to the EST. Mpumalanga.