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Showing: 1 to 10 of 2260 matches for "wall failure"  Page   1   2   3   4   5   6   7   8   9  next TITLE Lötschberg base tunnel: brittle failure phenomena encountered during excavation of the Steg lateral adit  SUMMARY ... Analysis of wall failure along the Steg lateral adit Both criteria (brittle Hoek-Brown parameters and semi- empirical failure criterion ... AUTHOR Rojat, F. ; Labiouse, V. ; Descoeudres, F. ; Kaiser, P. K. PUBLISHED 2003 TITLE Minefill Applications, Practices and Trends in Canadian Mines  SUMMARY ... in moisture), inadequate flushing practices, system wear (pipeline and pump), and indirect causes (excessive blast vibrations, stope wall failure, etc.). ... AUTHOR De Souza, E. ; DeGagné, D. ; Archibald, J. F. PUBLISHED 2001 TITLE The Evolution in Design of Longhole Open Stoping at the Zinc Corporation, Limited/New Broken Hill Consolidated Limited with Particular Reference to Sloped Wall Mining  SUMMARY ... the exposure of an unsupported hanging wall dipping west at 60 degrees, 102 metres long and 52 metres high, the possibility of hanging wall failure was likely. ... AUTHOR Smaniotto, L. ; Solomons, S. S. ; Tillmann, V. H. PUBLISHED 1981 TITLE GPS For Machine Guidance Improves Safety at Borax Mine  SUMMARY ... To compound the problem,these stopes were not filled — and pillar collapse, water percolation and hanging wall failure have all taken their toll. ... PUBLISHED 2004 TITLE Finite Element Approach of the Influence of Anisotropy on Steeply Digging VCR Stopes  SUMMARY ... have shown a considerable amount of slough, despite the presence of cable bolts, while others have remained stable, with little or no hanging wall failure . ... AUTHOR Donovan, K. ; Pariseau, W. G. ; Cepak, M. PUBLISHED 1984 TITLE The Stress In Rock Around Surface Openings  SUMMARY ... cemented discontinuities in the rock represent potential planes of failure, and these ... Takano, reasoned that the shearing stresses in a slope wall decrease as ... AUTHOR Merrill, R. H. ; Wisecarver, D. W. PUBLISHED 1967 TITLE Controlling Open-Pit Slope Failures At Shirley Basin  SUMMARY ... Photo was taken 4/5/71. (oppbsite page left) Slope failure on west wall of a subsequent pit expansion to the south. Photo taken on 10/20/72. ... AUTHOR Atkins, John T. ; Pasha, Mohammad A. PUBLISHED 1973 TITLE Centrifuge Physical Modeling of Paste Fill Sillmats  SUMMARY ... The results of both modeling techniques suggest that, in stopes with smooth rock wall conditions, sillmat failure is driven by the fill self-weight and has ... AUTHOR Dirige, Aldrich Philip ; De Souza, Euler ; Chew, Jason PUBLISHED 2001 TITLE Stability Of Open Stopes Intercepted By Graphitic Shears At Ashanti Gold Fields Company Ltd., Obuasi Operations In Ghana  SUMMARY ... general rock mass. These ground falls vary from footwall and hanging wall overbreak to crown pillar failure (Saar, 1998). In order to ... AUTHOR Adu-Acheampong, A. PUBLISHED 2003 TITLE Tolt Pipeline Under-Crossing of the Snoqualmie River  SUMMARY ... However, problems were encountered while excavating the shaft inside this initial wall ultimately resulting in failure of the wall and subsequent installation ... AUTHOR Molvik, Dennis ; Breeds, Chris D. ; Gonzales, Don ; Fulton, Omar PUBLISHED 2003 Showing: 1 to 10 of 2260 matches for "wall failure"  Page   1   2   3   4   5   6   7   8   9  next Search Again