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- Research methods and measures:
- Roof quality
- Document types:
- Conference papers
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Results 11 - 15 of 15
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8/1/2003 - Conference papersRoof Monitoring Safety Systems (RMSS) were installed in 13 underground limestone mines in 6 states. This paper analyzes the data obtained at three of the mines and provides an overview of the system, data, analysis and applications relevant to RMSS.
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8/1/2002 - Conference papersThe purpose of this paper is to bring the mining community up to date with recent improvements and applications of the CMRR.
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7/1/2002 - Conference papersThe investigation reported here is an initial study of the stability of the first of the proposed chambers at the Homestake Mine in Lead, SD.
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1/1/1999 - Conference papersThe process of drilling and bolting the roof is currently one of the most dangerous jobs in underground mining, resulting in about 1,000 accidents with injuries each year in the United States. To increase the safety of underground miners, researchers f...
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7/1/1994 - Conference papersThe paper, presents the results of roof coal thickness measurements in underground mines and rib coal thickness measurements in highwall mines. The microwave sensor described uses a unique spatial modulation scheme created by antenna motion, along with ...
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Content source: National Institute for Occupational Safety and Health, Mining Program