.... The investigation consisted of the following aspects. Wellbore Design assessment wellbore integrity information metals & mining numerical approach intersection diameter McCracken investigation rock mass Reservoir Characterization Upstream Oil & Gas ground condition stability stand-up...

... to sequential grid with backfill from 89 level to the lowest level 120 at 3 400 m depth. As the depth increased, the seismic activity on the mine also increased. Upstream Oil & Gas gully timber pack assessment method Reservoir Characterization footwall closure estimation seismicity stope...

... of numerical models (Beck and Brady, 2001). glencore information seismic sensor Upstream Oil & Gas seismic array ramp development metals & mining Ramp seismic monitoring system sensor Hz geophone monitoring seismic system operation seismic monitoring array Reservoir...

... understanding of seismic source and damage mechanisms, both underground studies and seismological analyses are required. orientation mechanism Upstream Oil & Gas planar discontinuity Reservoir Characterization pillar failure burst 1 seismic source mechanism Van Aswegen seismological analysis...

... simplistic. Reservoir Characterization Wellbore Design criterion reservoir geomechanics Engineering metals & mining Upstream Oil & Gas slope design stability analysis wellbore integrity strength slope stability analysis safety factor surface mining strength property metallurgy...

...) and the operational ‘rockburst’ impact (risk). The assessment of the hazard of dynamic rupture is the subject of this paper. Reservoir Characterization Engineering dynamic rupture petrology hazard potential rockburst hazard potential metals & mining mechanism assessment stress concentration...

... Reservoir Characterization Upstream Oil & Gas reservoir geomechanics hydraulic fracturing Simulation time-dependent limit equilibrium model Malan Napier excavation metals & mining stope time-dependent closure decrease time-dependent closure decay convergence equilibrium...

... for Geoscience, personal communication, 2015). stope borehole Reservoir Characterization Cooke nakatani Earthquake sensor Upstream Oil & Gas Institute durrheim University reef shaft metals & mining Ogasawara Witwatersrand basin mitigate seismic risk southern african institute...

... pillars, reached depths of several hundred metres. aftershock zone Earthquake rupture South Africa naoi Upstream Oil & Gas hypocentre geophysics kawakata Drilling metals & mining Rock mechanics aftershock nakatani active fault Reservoir Characterization seismogenic zone...

... challenge. structural geology high geostress condition Reservoir Characterization Upstream Oil & Gas hard rock metals & mining renewable energy reservoir geomechanics Engineering cavern underground powerhouse cavern powerhouse Rock mechanics underground powerhouse rock mass...

... defects affects the mechanical and hydrogeological properties of the rock mass (Bye and Bell, 2001). Therefore, the assessment of geological structures forms an essential part of rock slope stability analysis and slope management. Reservoir Characterization metals & mining structural geology...

... the mine's management team with sufficient information to make a decision regarding changes. reserves evaluation keyblock layout Reservoir Characterization persistence information panel span metals & mining orientation support design database aspect ratio geotechnical environment panel...

... Reservoir Characterization Longwall Mining coal seam stress release rockburst AfriRock 2017 Rock Mechanics for Africa Cape Town, 2 7 October 2017 The Southern African Institute of Mining and Metallurgy 457 Rockburst prevention via destress blasting of competent roof rocks in hard coal longwall...

... pillar 16 pillar crush pillar behaviour back area pillar stress mining face Reservoir Characterization Malan oversized pillar convergence mining loss seismicity pothole dimension du Plessis layout crush pillar AfriRock 2017 Rock Mechanics for Africa Cape Town, 2 7 October 2017...

...-waves are used to locate the source with a calibrated velocity model and a method that minimizes the arrival time residuals. Artificial Intelligence triaxial seismogram source time function optimization problem microseismic event dominant frequency Reservoir Characterization differential...

..., they are more prone to rockbursting. The amount of stored energy also determines the magnitude of the event. Reservoir Characterization laboratory test mechanism Artificial Intelligence heterogeneity artificial sample Upstream Oil & Gas Rock mechanics compression test matrix rock grain...

.... relation resistance Austria grouted bolt displacement Rock mechanics lining lining utilization Upstream Oil & Gas displacement development Schubert deep overburden Reservoir Characterization shotcrete lining tunnel Institute application utilization Graz University AfriRock 2017...

... reef horizon hangingwall pillar extraction principal stress proceedings energy component remnant Reservoir Characterization structural geology multi-reef mining african institute southern african institute reef bedding plane AfriRock 2017 Rock Mechanics for Africa Cape Town, 2 7...

... seismic monitoring procedures, and effective training initiatives. seismic risk metals & mining technology transfer Reservoir Characterization sim mining consultant information operation source parameter module training material mining consultant Upstream Oil & Gas rock...

... and Egger, 1996; Srivastava and Singh, 2014; Oreste and Cravero, 2008; Ranjbarnia, Fahimifar, and Oreste, 2016; Garga and Wang 1993). Corrosion Inhibition metals & mining H2S management steel split Production Chemistry Engineering Reservoir Characterization Upstream Oil & Gas axial...