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  • 标题:Providing resistance of protection means on the soft adjoining rocks
  • 本地全文:下载
  • 作者:Serhii Nehrii ; Tetiana Nehrii ; Sergey Kultaev
  • 期刊名称:E3S Web of Conferences
  • 印刷版ISSN:2267-1242
  • 电子版ISSN:2267-1242
  • 出版年度:2020
  • 卷号:168
  • 页码:1-13
  • DOI:10.1051/e3sconf/202016800033
  • 出版社:EDP Sciences
  • 摘要:Problems of maintaining of development the roadways in conditions of the soft adjoining rocks have been considered. The engineering solution for resistance of rigid protection means by building local reinforced zones under these constructions has been suggested. Combination of protection means and reinforced zones has reduced roof rock subsidence. The operation of protection means and reinforced zones as a holistic construction has been viewed on physical and numerical models. Based on simulation results, the efficiency of deepening of protective means below the footwall, the alternative to which can be creation of the reinforced zones in the footwall rocks, has been established. Factors that have to be taken into consideration when setting parameters of a local reinforced zone under the protective means have been identified.
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