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Browsing by Author "Schweitzer, JK"

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Geotechnical classification of deep and ultra-deep Witwatersrand mining areas, South Africa

Author: Schweitzer, JK ; Johnson, RA Date: Jun 1997 As depth of mining increases, so the production costs of the aurifereous Witwatersrand deposits are continuously increasing, with some mines already mining at depths exceeding 3500 m. Health and safety aspects are, simultaneously, gaining in ... Read more
Methodology for the finding of geotechnical areas within the South African gold and platinum.

Author: Goler, G ; Quaye, GB ; Jager, AJ ; Schweitzer, JK ; Grodner, M ; Reddy, N ; Andersen, L ; Milev, A ; Wallmach, T Date: Dec 1998 Variable rock mass behaviour is present in Witwatersrand and Bushveld mining districts. Geotechnical classification of the stoping environments is therefore essential. However, a sound methodology that classifies these environments had not ... Read more
Proceedings of plumes, plates and mineralisation symposium: an introduction

Author: Hatton, CJ ; De Waal, SA ; Schweitzer, JK Date: Dec 1997 The papers in this special issue consider possible South African plume-related deposits, such as the Ventersdorp and Karoo volcanic rocks, and the Bushveld and Uitkomst Complexes. These magnetic provinces are described and interpreted in the ... Read more
Stope face support systems

Author: Daehnke, A ; Andersen, LM ; De Beer, D ; Esterhuizen, GS ; Glisson, FJ ; Grodner, MW ; Hagan, TO ; Jaku, EP ; Kuijpers, JS ; Kullmann, AV ; Peake, PS ; Piper, PS ; Quaye, GB ; Reddy, N ; Roberts, MKC ; Schweitzer, JK ; Stewart, RD ; Wallmach, T Date: Dec 1998 The primary output of this report was the determination of geotechnical areas across the gold and platinum mines to form the basis for future understanding of the rock mass behaviour around reefs where the hanging wall and footwall rock types ... Read more
Violent failure of a remnant in a deep South African gold mine

Author: Durrheim, RJ ; Haile, A ; Roberts, MKC ; Schweitzer, JK ; Spottiswoode, SM ; Klokow, JW Date: 15 Apr 1998 The violent failure of a peninsular remnant at a depth of 2300 m below surface occurred in a mine in the Carletonville Goldfield of South Africa, severely damaging a stope mining the Ventersdorp Contact Reef (VCR). At the rockburst site the ... Read more

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Browsing by Author "Schweitzer, JK"

Browsing by Author "Schweitzer, JK"

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