Author:Kuijpers, JS; Milev, AM; Jager, AJ; Acheampong, EDate:May 2002Seismicity causes the most severe loading conditions for tunnel support systems in deep-level South African gold mines. The design of such support systems should therefore incorporate the potential effect of seismicity on support requirements. ...Read more
Author:Biffi, M; Belle, BKDate:Mar 2003This report outlines the findings of a study performed to establish the respirable dust generation characteristics of a number of mining activities. A series of thirty-eight tests were performed on five mines in order to establish the respirable ...Read more