Modify Selection
- Research methods and measures:
- Numerical modeling
- Document types:
- Information Circulars
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Results 1 - 5 of 5
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6/1/2009 - Information CircularsNIOSH organized the International Workshop to improve understanding of the rock response obtained from modeling. The papers address various numerical modeling approaches, rock mass modeling, and applications in coal and metal mines.
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Multiple-seam interactions are a major ground control hazard in many U.S. underground coal mines. NIOSH has been conducting research to develop better techniques for predicting the location and severity of multiple-seam interactions.
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5/1/2007 - Information CircularsFor the past several years, NIOSH has been conducting research to develop better techniques for predicting the location and severity of multiple-seam interactions. This paper presents the background to that study.
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1/1/1999 - Information CircularsThis work identified the most important variables contributing to coal bumps. These are (1) mechanical properties of strata, including local yield characteristics of a mine roof and floor, (2) gate pillar factors of safety, (3) roof beam thickness, join...
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11/1/1988 - Information CircularsBased on a comprehensive data base of mining accidents, a computerized catastrophe model has been developed by the Bureau of Mines which systematically links individual psychological, group behavioral, and mine environmental variables with other acciden...
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Content source: National Institute for Occupational Safety and Health, Mining Program