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- Mine locations, excavations, and structures:
- Stopes
- Document types:
- Reports of Investigations
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Results 1 - 4 of 4
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3/1/2004 - Reports of InvestigationsHighly stressed rock in stopes continues to be a primary safety risk for miners in underground mines because this condition can result in failures of ground that lead to both injuries and death.
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1/1/1996 - Reports of InvestigationsResearchers at the U. S. Bureau of Mines conducted investigations to evaluate the potential for ground water contamination by mine waste used as backfill.
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7/1/1995 - Reports of InvestigationsThe U.S. Bureau of Mines conducted an overcore stress measurement on the 5300 level of the Lucky Friday Mine, Mullan, ID, to investigate the stress regime around an experimental stope in a rock-burst-prone mine. The result indicated a stress field with ...
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1/1/1992 - Reports of InvestigationsResearchers monitored rock mass response to mining of an experimental underhand longwall stope in Hecla Mining Company's Lucky Friday Mine, Mullan, Idaho. This is part 2 of 3.
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Content source: National Institute for Occupational Safety and Health, Mining Program