TRANSNET Freight Rail will invest R4bn in the expansion of the Sishen-Saldana Iron Ore Export Channel, ramping up capacity from 47Mtpa to 60Mtpa. Of the additional 13Mtpa capacity to be created, 9Mtpa have been allocated to Kumba, and this will be used for the development of Sishen South, a new mine located near Postmasburg. The investment by Transnet will include the purchase of additional rolling stock, upgrading of electricity infrastructure, the construction of loops and a 36km rail link by 2012 to service the new Sishen South mine.