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- Research methods and measures:
- Seismic monitoring
- or
- In situ rock strength measurement
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Results 11 - 20 of 42
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10/22/2016 - Research projectsA project to implement in-mine seismic monitoring techniques in coal mines to evaluate and demonstrate potential mine safety benefits of this technology.
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9/1/2016 - Reports of InvestigationsA Report of Investigations presenting five strategies for detecting and recording seismic activity associated with deep longwall coal mining.
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8/23/2016 - Contracts and cooperative agreementsA contract to explore early detection of rock movement signaling imminent underground space or pit wall collapse in mines, which has the potential to prevent loss of life and serious injuries from mine disasters.
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7/18/2016 - Contracts and cooperative agreementsA contract to investigate and report on the state-of-the-art in mine seismic monitoring systems and methodologies as applied to deep coal mining.
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1/1/2016 - Peer reviewed journal articlesAn article describing two ways photogrammetric techniques are being used for rock mass and support monitoring.
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12/1/2013 - Peer reviewed journal articlesSeismic monitoring provides a useful means for detection and evaluation of events resulting from mining activity.
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3/1/2012 - Peer reviewed journal articlesThis paper describes the research conducted to quantify a relationship between measured values of radiated seismic energy and peak explosive pressure generated.
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6/1/2011 - Technology NewsTo develop a practical method of measuring shotcrete adhesion strength in underground mines.
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9/1/2010 - Peer reviewed journal articlesSonic travel time logging of exploration boreholes is routinely used in Australia to obtain estimates of coal mine roof rock strength. This paper describes research aimed at developing a correlation for use in the U.S.
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9/1/2009 - Peer reviewed journal articlesMethods of improving seismic event locations were investigated as part of a research study aimed at reducing ground control safety hazards. Results obtained using different velocity models are compared.
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Content source: National Institute for Occupational Safety and Health, Mining Program