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Browsing by Author "Roberts, DP"

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  • Roberts, DP; Roberts, MKC; Acheampong, E (2002-03)
    The aim of this project was to determine whether the introduction of short bolts into a stope hangingwall would increase the stability of the hangingwall beam. A simple physical 1/10th hangingwall model was constructed out ...
  • Watson, BP; Mosomane, SM; Kuijpers, JS; Roberts, DP (Southern African Institute of Mining and Metallurgy, 2008-08)
    The first crush pillars on the Bushveld platinum mines were introduced at Union Section in 1978. Before the introduction of crush pillars, serious problems were experienced when stoping advanced to a point 30 m to 40 m on ...
  • Ogasawara, H; Nakatani, T; Durrheim, RJ; Naoi, M; Yabe, Y; Moriya, H; Hofmann, GF; Stander, C; Roberts, DP; de Bruin, P; Oelofse, J; Kato, H; Cichowicz, A; Birch, D; Ngobeni, D; Milev, A; Kgarume, T; Satoh, T; Horiuchi, S; Kawakata, H; Murakami, O; Yoshimitsu, N; Ward, AK; Wienand, J; Lenegan, P; Yilmaz, H; Mngadi, S; Piper, PS; Clements, TN; Nakao, S; Okubo, M; Ishii, H; Visser, AV (Australian Centre for Geomechanics, 2014-09)
    A multi-disciplinary study of the response of the rock mass to mining and mining-induced earthquakes has been conducted in six gold mines in South Africa at sites deeper than 3 km, or with equivalent stress. More than 80 ...