Transcription of Open Pits Going Underground - SRK
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Open Pits Going Underground - SRK
1 But many of these pits are in, or will be Going into, very good ground. This creates major challenges for the operators: should they opt for a pre-break, like sublevel cav-ing, at considerable additional cost? Or go for natural caving, and fight the resultant coarse fragmentation? The jury is still out, and probably will remain so at least until the results from the envelope-pushing Palabora caving opera-tion are known. This South African mine epitomises the major challenges for caving, remarks SRK s Chris Page. Firstly, achieving a cave and, secondly, efficiently handling the coarse fragmentation.
1 But many of these pits are in, or will be going into, very good ground. This creates major challenges for the operators: should they opt for a pre-break, like sublevel cav-
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