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- Mine locations, excavations, and structures:
- Highwalls
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Results 1 - 10 of 11
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8/1/2004 - Conference papersThis article discusses highwall stability, reasons for early pull out of highwall miner holes, and geotechnical engineering and planning factors, as well as operating practices to improve highwall stability and minimize the risk of a trapped miner.
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8/1/2001 - Conference papersThis paper introduces warning signs of slope instability so operators are better able to recognize hazards. The most common slope monitoring equipment and practical methods of installation are discussed as well as the limitations of these systems.
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8/1/2000 - Conference papersTo determine causes of slope failure and highwall/spoilbank failure, this study reviews accident statistics, surface mining laws, the relevant literature, and observations from mine visits. The study emphasizes surface mines in WV, OH, and PA.
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11/29/2022 - Research projectsA project to determine the need for improved bench design guidelines and develop slope monitoring radar guidelines for application to open pit mines.
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3/15/2017 - Contracts and cooperative agreementsA capacity-building contract to (1) develop light technology to identify roof problems and (2) use FLAC3D to model highwall stability and determine the effects of ground vibrations from blasting.
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9/22/2015 - Research areasSlope Stability Topic Page
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3/1/2006 - Technology NewsThe use of highwall mining systems has increased substantially in open-pit coal mines. It is used where overburden depth exceeds economical recovery. Highwall stability remains the major safety concern during highwall mining. The Mine Safety and Health ...
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Technology News 506 - The Sky is Falling!: NIOSH Releases Safety Video for Surface Mining Operations8/1/2004 - Technology NewsInvestigators collaborated to develop a new training module that would address the hazards of working around highwalls. Such a module would be applicable to surface mines and road construction sites, both of which require personnel to work under and on ...
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8/1/2004 - Videos and multimediaThis video tackles the issue of highwall safety in surface mining and construction.
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7/1/1997 - Technology NewsTo provide a safe, practical, cost-effective method for measuring coal rib thickness during highwall mining.
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Content source: National Institute for Occupational Safety and Health, Mining Program