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Improved Design Of Coal Pillars For U.S. Mining Conditions
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Citation (Style = APA)
Bieniawski, Z. T. (1981). Improved Design Of Coal Pillars For U.S. Mining Conditions. Proceedings Of The 1st Annual Conference On Ground Control In Mining
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Bieniawski, Z. T. (1981). Improved Design Of Coal Pillars For U.S. Mining Conditions. Proceedings Of The 1st Annual Conference On Ground Control In Mining
Citation Downloads
Reference Manager (RIS)
SpreadSheed (CSV)
Organization: International Conference on Ground Control in Mining
Pages: 10
Publication Date:
Jan 1, 1981
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Abstract
Abstract
| This paper presents the results of a survey of room and pillar dimensions and design practice in U.S. coal mines aimed at improving the design procedures in room and pillar mining. A review is given of the current pillar strength formulas and suggestions are made for better utilization of research results in engineering practice. |
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