major mining companies globally applying or intending to apply block and panel caving methods because of the need to develop new ways to achieve safer, more sustainable, high value, higher productivity and higher recovery bulk underground mining. This is driven by
Get PriceOct 23, 2014 · Caving Underground Mining Methods (longwall, Sublevel caving, & Block caving) 1. This material is intended for use in lectures, presentations and as handouts to students, and is provided in Power point format so as to allow customization for the individual needs of course instructors.
Get PriceThe underground mining (using a sublevel caving method) that was carried Fig. 1. The diagram of blockcaving mining method out directly under the pit caused large subsidence affecting (after , AB). the stability of its slopes.
Get PriceCavinginduced subsidence behaviour of lift 1 at the palabora block cave mine. In Seventh International Conference & Exhibition on Mass Mining (MassMin 2016) Proceedings Ausimm (Australasian Institute of Mining and Metallurgy).
Get PriceOct 23, 2014 · Caving Underground Mining Methods (longwall, Sublevel caving, & Block caving) 1. This material is intended for use in lectures, presentations and as handouts to students, and is provided in Power point format so as to allow customization for the individual needs of course instructors.
Get PriceAnalytical Model Determining the Optimal Block Size in the Block Caving Mining Method in underground mining, the block caving method for lowgrade and largescale deposits has shown a growing rate of appliion. Characterization and empirical analysis of block caving induced surface subsidence and macro deformations. In: Proceedings of
Get PriceUnderground Mining methods study guide by fransterz includes 16 questions covering vocabulary, terms and more. • Block or sublevel caving subsiding. Longwall Mining • Mostly used in coal, but also used potash and trona • Used induced or controlled subsidence of material to aid in mining.
Get PriceThe latest article in our series reviewing the fundamentals of mining looks at the method of block caving. Block caving is a gravitybased underground mining method that involves breaking up the rock mass loed at depth into pieces. This method is particularly suitable for lowgrade minerals or
Get PriceTop coal caving is an economical underground mining method, which has recently been introduced, modified and practiced in the underground coal mines of China. The method and its consecutive modifiions can be linked to the original method of soutirage mining developed in
Get PriceMay 16, 2014 · Numerical analysis of block caving induced instability in large open pit slopes the developing cave and the existing open pit is of particular importance for the successful adaptation of block cave mining. Open pit underground block cave transition projects should be designed with full consideration of the high sensitivity of large open
Get Pricemaximum number of active drawpoints and advancement direction [9]. Block caving is based on material flow as a result of gravity. Northparkes was the first mine in Australia to use a variation of the costeffective block cave mining technique in its underground operations. Northparkes is currently mining its third block cave mine.
Get Price"Integration of field characterization, mine production and InSAR monitoring data to constrain and calibrate 3D numerical modelling of block cavinginduced subsidence" K. Woo, E. Eberhardt, B. Rabus, D. Stead & A. Vyazmensky. International Journal of Rock Mechanics and Mining Sciences. Volume 53, (2012), 166–178.
Get PriceThis paper addresses one of the most challenging problems in mining rock engineering—the interaction between block cave mining and a large overlying open pit. The finite element modeling/discrete element modeling (FEM/DEM) approach was utilized in the analysis of block cavinginduced steppath failure development in a large open pit slope.
Get PriceUnderground mass mining methods present several geotechnical challenges and risks inherent with block cave mining environments. Underground mining methods such as block, panel, and sublevel caving continue to be the primary choice for deeply situated massive orebodies, due to the high production rates and low operating costs involved.
Get PriceBLOCK ANd pANeL CAVING Block caving is an underground mining method that uses gravity to exploit massive, steeply dipping orebodies loed at depth, particularly those with disseminated mineralisation or that are lowgrade in nature, but too deep to be extracted using open pit methods. Block caving also depends on insitu stresses and
Get Pricemaximum number of active drawpoints and advancement direction [9]. Block caving is based on material flow as a result of gravity. Northparkes was the first mine in Australia to use a variation of the costeffective block cave mining technique in its underground operations. Northparkes is currently mining its third block cave mine.
Get PriceSurface subsidence induced by underground mining is one of the challenging problems in mining engineering, which can destroy ground surface buildings and cause huge economic losses to the mine. In this study, a twodimensional numerical model, established by the discrete element method code PFC2D, was adopted to investigate the mechanical mechanism of surface subsidence and backfill material
Get PriceSainsbury, D P, Sainsbury, B L, Paetzold, HD, Lourens, P and Vakili, A, 2016. Cavinginduced subsidence behaviour of Lift 1 at the Palabora block cave mine, in Proceedings Seventh International Conference and Exhibition on Mass Mining (MassMin 2016), pp 415–426 (The Australasian Institute of Mining and Metallurgy: Melbourne).
Get Pricestoping, cutandfill, longwall mining, sublevel caving, and block caving. The second section describes underground mining equipment, with particular focus on excavation machinery such as boomheaders, coal cutters, continuous miners and shearers. 1. Underground Mining Methods 1.1. Classifiion of Underground Mining Methods
Get PriceDec 08, 2011 · Simulation of block caving induced surafce subsidence using FEM/DEMDFN approach Mining Methods Block Caving Nastran Finite Element Analysis Software Engineering Simulation Demo Video
Get Pricetitle = "Analysis of underground block caving mining induced surface movement in papua, indonesia" abstract = "The occurrence of the surface movement is the main focus of the study regarding to the gold & copper underground block caving mining in Papua, Indonesia.
Get PriceCurrent practices for various mining methods, including block caving, room and pillar, vein mining, in situ mining, and variations of these methods are described. Analysis of Large Scale NonCoal Underground Mining Methods. National Technical Reports Library NTIS
Get Pricethat have an effect on a portion of the pit. The underground mining (using a sublevel caving method) that was carried out directly under the pit caused large subsidence affecting the stability of its slopes. Also, an important factor in Fig. 1. The diagram of blockcaving mining method (after , AB).
Get PriceThe postprocess analysis of seismic alogues, seismic record, or realtime analysis can provide feedback for: early warning on localized induced damage to mine infrastructure, slope stability in openpit mines, extent and positioning of damage zones in underground operations, imaging the cave progress and extent in underground caving mines,
Get PriceThe occurrence of the surface movement is the main focus of the study regarding to the gold & copper underground block caving mining in Papua, Indonesia. The underground mining has brought some environmental problems on the terrain surface such as the lowering of the elevation followed by growing of the waste pile as the result from the failure
Get PriceCave mining methods include block caving and sublevel caving, where no support is used because fragmented rock fills and flows through the More details » Get Price Characterization and empirical analysis of block caving induced
Get PriceThis paper addresses one of the most challenging problems in mining rock engineering—the interaction between block cave mining and a large overlying open pit. The finite element modeling/discrete element modeling (FEM/DEM) approach was utilized in the analysis of block cavinginduced steppath failure development in a large open pit slope.
Get PriceJul 25, 2016 · Mining Methods Block Caving Eduional 3D Animated Video Typical Underground longwall coal mine development layout Duration: Simulation of block caving induced surafce subsidence
Get PriceMininginduced subsidence is relatively predictable in its magnitude, manifestation and extent, except where a sudden pillar or nearsurface underground tunnel collapse occurs (usually very old workings). Mininginduced subsidence is nearly always very localized to the surface above the mined area, plus a margin around the outside.
Get PriceAnalysis of Underground Block Cavi ng Mining Induced Surface Movement in Papua, Indonesia 51 This crater has its major effects immediately over the minedout block, although subsidence usually
Get PriceBlock Caving Geomechanics Top results of your surfing Block Caving Geomechanics Start Download Portable Document Format (PDF) and Ebooks (Electronic Books) Free Online Rating News 2016/2017 is books that can provide inspiration, insight, knowledge to the reader.
Get PriceNowadays, Block Caving is the underground mining method with the highest productivity in the world. Many of the components of block caving have changed in the last few years, as new techniques and equipment have become available, increasing the efficiency of the method. Such
Get PriceA common way of determining instability and changing stress conditions in underground mines is to monitor mininginduced microseismic events. A microseismic event occurs when a rock under a critical amount of stress fractures and emits an energy wave of short duration and
Get PriceCharacteristics of MiningInduced Seismicity Associated with Roof Falls and Roof Caving Events Iannacchione, A.T., Esterhuizen, G.S. and Bajpayee, T.S. The Springfield Pike Quarry is an underground roomandpillar mining operation in the Loyalhanna Limestone. Overburden in the study area is Characteristics of MiningInduced Seismicity
Get Priceresources, underground mass mining methods like block caving are increasingly being promoted to mine lower grade porphyry copper deposits due to the low cost and high productivity that can be achieved. This includes open pit operations that are approaching the end of their mine life and are considering transitioning to block caving to
Get Pricemajor mining companies globally applying or intending to apply block and panel caving methods because of the need to develop new ways to achieve safer, more sustainable, high value, higher productivity and higher recovery bulk underground mining. This is driven by
Get PriceOct 23, 2014 · Caving Underground Mining Methods (longwall, Sublevel caving, & Block caving) 1. This material is intended for use in lectures, presentations and as handouts to students, and is provided in Power point format so as to allow customization for the individual needs of course instructors.
Get PriceThe underground mining (using a sublevel caving method) that was carried Fig. 1. The diagram of blockcaving mining method out directly under the pit caused large subsidence affecting (after , AB). the stability of its slopes.
Get PriceCavinginduced subsidence behaviour of lift 1 at the palabora block cave mine. In Seventh International Conference & Exhibition on Mass Mining (MassMin 2016) Proceedings Ausimm (Australasian Institute of Mining and Metallurgy).
Get PriceOct 23, 2014 · Caving Underground Mining Methods (longwall, Sublevel caving, & Block caving) 1. This material is intended for use in lectures, presentations and as handouts to students, and is provided in Power point format so as to allow customization for the individual needs of course instructors.
Get PriceAnalytical Model Determining the Optimal Block Size in the Block Caving Mining Method in underground mining, the block caving method for lowgrade and largescale deposits has shown a growing rate of appliion. Characterization and empirical analysis of block caving induced surface subsidence and macro deformations. In: Proceedings of
Get PriceUnderground Mining methods study guide by fransterz includes 16 questions covering vocabulary, terms and more. • Block or sublevel caving subsiding. Longwall Mining • Mostly used in coal, but also used potash and trona • Used induced or controlled subsidence of material to aid in mining.
Get PriceThe latest article in our series reviewing the fundamentals of mining looks at the method of block caving. Block caving is a gravitybased underground mining method that involves breaking up the rock mass loed at depth into pieces. This method is particularly suitable for lowgrade minerals or
Get PriceTop coal caving is an economical underground mining method, which has recently been introduced, modified and practiced in the underground coal mines of China. The method and its consecutive modifiions can be linked to the original method of soutirage mining developed in
Get PriceMay 16, 2014 · Numerical analysis of block caving induced instability in large open pit slopes the developing cave and the existing open pit is of particular importance for the successful adaptation of block cave mining. Open pit underground block cave transition projects should be designed with full consideration of the high sensitivity of large open
Get Pricemaximum number of active drawpoints and advancement direction [9]. Block caving is based on material flow as a result of gravity. Northparkes was the first mine in Australia to use a variation of the costeffective block cave mining technique in its underground operations. Northparkes is currently mining its third block cave mine.
Get Price"Integration of field characterization, mine production and InSAR monitoring data to constrain and calibrate 3D numerical modelling of block cavinginduced subsidence" K. Woo, E. Eberhardt, B. Rabus, D. Stead & A. Vyazmensky. International Journal of Rock Mechanics and Mining Sciences. Volume 53, (2012), 166–178.
Get PriceThis paper addresses one of the most challenging problems in mining rock engineering—the interaction between block cave mining and a large overlying open pit. The finite element modeling/discrete element modeling (FEM/DEM) approach was utilized in the analysis of block cavinginduced steppath failure development in a large open pit slope.
Get PriceUnderground mass mining methods present several geotechnical challenges and risks inherent with block cave mining environments. Underground mining methods such as block, panel, and sublevel caving continue to be the primary choice for deeply situated massive orebodies, due to the high production rates and low operating costs involved.
Get PriceBLOCK ANd pANeL CAVING Block caving is an underground mining method that uses gravity to exploit massive, steeply dipping orebodies loed at depth, particularly those with disseminated mineralisation or that are lowgrade in nature, but too deep to be extracted using open pit methods. Block caving also depends on insitu stresses and
Get Pricemaximum number of active drawpoints and advancement direction [9]. Block caving is based on material flow as a result of gravity. Northparkes was the first mine in Australia to use a variation of the costeffective block cave mining technique in its underground operations. Northparkes is currently mining its third block cave mine.
Get PriceSurface subsidence induced by underground mining is one of the challenging problems in mining engineering, which can destroy ground surface buildings and cause huge economic losses to the mine. In this study, a twodimensional numerical model, established by the discrete element method code PFC2D, was adopted to investigate the mechanical mechanism of surface subsidence and backfill material
Get PriceSainsbury, D P, Sainsbury, B L, Paetzold, HD, Lourens, P and Vakili, A, 2016. Cavinginduced subsidence behaviour of Lift 1 at the Palabora block cave mine, in Proceedings Seventh International Conference and Exhibition on Mass Mining (MassMin 2016), pp 415–426 (The Australasian Institute of Mining and Metallurgy: Melbourne).
Get Pricestoping, cutandfill, longwall mining, sublevel caving, and block caving. The second section describes underground mining equipment, with particular focus on excavation machinery such as boomheaders, coal cutters, continuous miners and shearers. 1. Underground Mining Methods 1.1. Classifiion of Underground Mining Methods
Get PriceDec 08, 2011 · Simulation of block caving induced surafce subsidence using FEM/DEMDFN approach Mining Methods Block Caving Nastran Finite Element Analysis Software Engineering Simulation Demo Video
Get Pricetitle = "Analysis of underground block caving mining induced surface movement in papua, indonesia" abstract = "The occurrence of the surface movement is the main focus of the study regarding to the gold & copper underground block caving mining in Papua, Indonesia.
Get PriceCurrent practices for various mining methods, including block caving, room and pillar, vein mining, in situ mining, and variations of these methods are described. Analysis of Large Scale NonCoal Underground Mining Methods. National Technical Reports Library NTIS
Get Pricethat have an effect on a portion of the pit. The underground mining (using a sublevel caving method) that was carried out directly under the pit caused large subsidence affecting the stability of its slopes. Also, an important factor in Fig. 1. The diagram of blockcaving mining method (after , AB).
Get PriceThe postprocess analysis of seismic alogues, seismic record, or realtime analysis can provide feedback for: early warning on localized induced damage to mine infrastructure, slope stability in openpit mines, extent and positioning of damage zones in underground operations, imaging the cave progress and extent in underground caving mines,
Get PriceThe occurrence of the surface movement is the main focus of the study regarding to the gold & copper underground block caving mining in Papua, Indonesia. The underground mining has brought some environmental problems on the terrain surface such as the lowering of the elevation followed by growing of the waste pile as the result from the failure
Get PriceCave mining methods include block caving and sublevel caving, where no support is used because fragmented rock fills and flows through the More details » Get Price Characterization and empirical analysis of block caving induced
Get PriceThis paper addresses one of the most challenging problems in mining rock engineering—the interaction between block cave mining and a large overlying open pit. The finite element modeling/discrete element modeling (FEM/DEM) approach was utilized in the analysis of block cavinginduced steppath failure development in a large open pit slope.
Get PriceJul 25, 2016 · Mining Methods Block Caving Eduional 3D Animated Video Typical Underground longwall coal mine development layout Duration: Simulation of block caving induced surafce subsidence
Get PriceMininginduced subsidence is relatively predictable in its magnitude, manifestation and extent, except where a sudden pillar or nearsurface underground tunnel collapse occurs (usually very old workings). Mininginduced subsidence is nearly always very localized to the surface above the mined area, plus a margin around the outside.
Get PriceAnalysis of Underground Block Cavi ng Mining Induced Surface Movement in Papua, Indonesia 51 This crater has its major effects immediately over the minedout block, although subsidence usually
Get PriceBlock Caving Geomechanics Top results of your surfing Block Caving Geomechanics Start Download Portable Document Format (PDF) and Ebooks (Electronic Books) Free Online Rating News 2016/2017 is books that can provide inspiration, insight, knowledge to the reader.
Get PriceNowadays, Block Caving is the underground mining method with the highest productivity in the world. Many of the components of block caving have changed in the last few years, as new techniques and equipment have become available, increasing the efficiency of the method. Such
Get PriceA common way of determining instability and changing stress conditions in underground mines is to monitor mininginduced microseismic events. A microseismic event occurs when a rock under a critical amount of stress fractures and emits an energy wave of short duration and
Get PriceCharacteristics of MiningInduced Seismicity Associated with Roof Falls and Roof Caving Events Iannacchione, A.T., Esterhuizen, G.S. and Bajpayee, T.S. The Springfield Pike Quarry is an underground roomandpillar mining operation in the Loyalhanna Limestone. Overburden in the study area is Characteristics of MiningInduced Seismicity
Get Priceresources, underground mass mining methods like block caving are increasingly being promoted to mine lower grade porphyry copper deposits due to the low cost and high productivity that can be achieved. This includes open pit operations that are approaching the end of their mine life and are considering transitioning to block caving to
Get Price