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Showing: 1 to 10 of 94 matches for "safety berms"  Page   1   2   3   4   5   6   7   8   9 TITLE Vertical Bench Slopes Used For Steeping Pit Final Walls  SUMMARY ... One of the safety factors of mining with such walls is choosing the width of the safety berms preventing against rock falling from the slopes into the pit ... AUTHOR Melnikov, N. N. ; Reshetnyak, S. P. ; Fokin, V. A. ; Melik-Gaykazov, I. PUBLISHED 2003 TITLE Wall Control Blasting in Open Pits  SUMMARY ... result. Greater amounts of loose face rock will be produced, and pIanned safety berms will be less effective or nonexistent. Hazardous ... AUTHOR Crosby, W. A. ; Bauer, A. PUBLISHED 1982 TITLE Operating Layout and Phase Plans – Selected Aspects of Production Planning – Berkeley Pit  SUMMARY ... Large-sized blasts located adjacent to the p twalls usually result in wall fractures that contribute to the loss of safety berms and the general weakening of ... AUTHOR Hendricks, Don ; Dahlstrand, Alan PUBLISHED 1979 TITLE Bingham's Road Maintenance Program Tackles Mounting Truck Costs  SUMMARY ... A grader is used to roughly establish finish grade and be established. Safety berms should be constructed with remove the large rocks from the surface. ... AUTHOR Goin, Roger L. PUBLISHED 1974 TITLE Rock Engineering For Surface Gold Mines  SUMMARY ... ongoing. Instal 1 ation of piezometers from safety berms keeps the instruments in the critical part of the wall prone to failure. 'The ... AUTHOR Cavers, D. S. PUBLISHED 1987 TITLE Lucky Mc Mine  SUMMARY ... Slough benches or safety berms are necessary in the pits. They satisfy state safety codes and keep minor wall dribble from falling excessive distances. ... AUTHOR Anderson, D. C. PUBLISHED 1969 TITLE Calculating Dragline Reach Requirements for Western Surface Mines  SUMMARY ... For this particular case safety berms of 3 m (10 ft) are assumed at the base of each of the upper coal seams and only one 10-ft berm in the spoil pile. ... AUTHOR Speake, Charles J., Jr. ; Finch, Thomas E. ; Haley, Dennis R. PUBLISHED 1977 TITLE Mining Through Old Underground Stopes at Mascot Gold  SUMMARY ... Elimination of two of the three stepouts required over the quadruple bench interval between safety berms also potentially increases the width of the safety berm ... AUTHOR Cavers, D. S. ; Brawner, C. O. ; Bellamy, A. PUBLISHED 1988 TITLE Measurement Of Blast Damage  SUMMARY ... so rockfalls arc reduced): safety berms will be niol-c cl'l'ecti\c in catching rockfalls, because they have not becn degraded by ovcrbrcak or crest fracture ... AUTHOR Scoble, M. J. ; Lizotte, Y. C. ; Paventi, M. ; Mohanty, B. B. PUBLISHED 1998 TITLE 3-D Pit Design With Variable Wall Slope Capabilities  SUMMARY ... generated. 4. No roads, safety berms or minimum working areas are considered. 5. The objective is to maximize the total operating profit. ... AUTHOR Chen, T. PUBLISHED 1977 Showing: 1 to 10 of 94 matches for "safety berms"  Page   1   2   3   4   5   6   7   8   9 Search Again