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Browsing Theses and Dissertations (University of Pretoria) by Supervisor "Handley, M.F."
Now showing items 1-9 of 9
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(University of Pretoria, 2006-12-01)Gullies have been regarded as the "artery" in mining because they provide the only access route for material, people and ore in stopes. It thus becomes vital to provide the industry with suitable guidelines for gully ...
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(University of Pretoria, 2008-08-06)This thesis addresses the problem of designing roof support systems in coal mines. When designing the roof support, it is necessary to account for the uncertainties that are inherently exist within the rock mass and support ...
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(University of Pretoria, 2011)The Wesizwe main and ventilation shaft positions are sited within an almost square block formed by four faults. The shaft positions were not sited within the centre of gravity of the Wesizwe lease area. This is due to ...
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(University of Pretoria, 2008)The potentially hazardous nature of open pit mining requires the application of sound geotechnical engineering practice to mine design, for the purpose of permitting safe and economic mining of any commodity within any ...
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(University of Pretoria, 2006-07-20)The testing undertaken for this dissertation is intended to help quantify the various time-dependant deformation processes around typical deep level hard rock tabular excavations. Three mechanisms were investigated and two ...
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(University of Pretoria, 2006-06-07)Instability in stope panels in shallow mines manifests itself as rockfalls from the hangingwall. Rockfalls from unstable stope panels vary in size from rockfalls between support units, to rockfalls spanning between pillars ...
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(University of Pretoria, 2007-07-24)In this thesis a previously unknown mechanism of failure in multilayered slope profiles is identified. In some conditions this mechanism does not confirm to the known failure models (relating to circular failure) used in ...
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(University of Pretoria, 2011-07-14)This dissertation will explore the process followed in the design of a sub-level open stope (SLOS) by using examples of actual stopes scheduled to be in production between August 2006 and February 2007. The main objective ...
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(University of Pretoria, 2007-03-05)Please read the abstract in the 00front part of this document
Now showing items 1-9 of 9