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Browsing by Author "Madden, BJ"

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  • Oberholzer, JW; Esterhuize, GS; Van Vuuren, PJ; Madden, BJ; Van der Merwer, JN (1997-07)
    This report summarizes the findings of the work conducted to determine the need to research the time dependent decay of coal mine bord and pillar workings. It is intended for use by the relevant SIMRAC committee as background ...
  • Madden, BJ; Canbulat, I; Jack, BW; Prohaska, GD (1995-12)
    The SIMRAC project COL 021A entitled “a reassessment of coal pillar design procedures” set out to achieve a coal pillar design procedure that takes cognisance of different geological and structural factors as well as the ...