Productivity improvements for dragline operations using controlled blasting in a single- and multiple-seam opencast coal operation at Rietspruit, South Africa

CIM Bulletin, Vol. 76, No. 851, 1983
K.L MCDONALD and W.K. SMITH, Rietspruit Opencast Services (Pty.) Ltd. Transvaal, South Africa, W.A. CROSBY, Mining Resource Engineering Limited Kingston, Ontario
Keywords: Dragline operations, Controlled blasting, Presplitting, Strip mining, Throw blasting, Rietspruit.
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