Browsing Mining Engineering by Author "Du Plessis, M."

Browsing Mining Engineering by Author "Du Plessis, M."

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  • Du Plessis, M.; Malan, D.F. (Daniel Francois) (Southern African Institute of Mining and Metallurgy, 2015-06)
    The aim of any mine design is to ensure that the excavations remain stable for the period they will be in use. Various pillar systems are used to ensure that underground stopes remain stable and that mining activities ...
  • Du Plessis, M.; Malan, D.F. (Daniel Francois); Napier, J.A.L. (John) (Southern African Institute of Mining and Metallurgy, 2011-12)
    This paper describes the evaluation of a limit equilibrium model to simulate the behaviour of crush pillars in platinum mines. An analytical model was derived to calculate the residual average pillar stress (APS) values ...