Modify Selection
- Hazard prevention and control:
- Pillar design
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Results 11 - 20 of 49
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3/1/1997 - Information CircularsThis proceedings volume contains papers presented at technology transfer seminars sponsored by the National Institute for Occupational Safety and Health (NIOSH) on New Technology for Ground Control in Retreat Mining.
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Exploration of Limestone Pillar Stability in Multiple-level Mining Conditions Using Numerical Models5/17/2023 - Peer reviewed journal articlesA study using FLAC3D models to investigate factors that control pillar stability in multiple-level conditions.
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1/13/2023 - Research projectsA project to build the framework for expanding pillar design criteria into challenging environments by undertaking pillar response investigations in representative conditions at case study mine sites.
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9/18/2020 - Contracts and cooperative agreementsA capacity-building contract with the University of Utah to improve seismic coverage, instrument a yield pillar, develop an extended numerical model, and evaluate statistical methods.
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9/18/2020 - Contracts and cooperative agreementsA capacity-building contract with the Colorado School of Mines to develope improvements in ground characterization, monitoring, analysis, and design approaches.
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9/18/2020 - Contracts and cooperative agreementsWest Virginia University will calibrate the LaModel Program to aid in projecting success and accuracy of design methodologies for safe retreat mining.
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1/1/2020 - Peer reviewed journal articlesA paper presenting a new equation for calculating accurate abutment angles for deeper mining cases. The new equation was tested using both ARMPS2010 and LaModel for the entire case history database of ARMPS2010.
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4/2/2019 - Peer reviewed journal articlesA study on the effect of the discontinuity dip direction on square and rectangular hard rock pillars.
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10/22/2016 - Research projectsA project to update the database of case histories upon which the Analysis of Longwall Pillar Stability (ALPS) software bases its recommended stability factors.
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7/16/2016 - Contracts and cooperative agreementsA capacity-building contract to enhance ground control safety and produce qualified MS and PhD graduates with ground control expertise through improving and extending the LaModel program.
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Content source: National Institute for Occupational Safety and Health, Mining Program