articleTunnelling and Underground Space TechnologyFeb 17, 2026Closed access

Instability mechanisms of deep tunnels induced by stiff discontinuities: insights from laboratory comparative tests and numerical simulation analysis

YLYan Long ZhangXZXiangsheng ZhengSLShaoJun LiYGYaohui Gao

Chengdu University of Technology · Institute of Rock and Soil Mechanics · +2 more institutions

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Abstract

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5
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50.86
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100%
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42
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4

Topics & keywords

Topics
Keywords
  • Classification of discontinuities
  • Rock mass classification
  • Instability
  • Shear (geology)
  • Smoothed-particle hydrodynamics
  • Computer simulation
  • Stress (linguistics)
  • Shear stress
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