Coupled rheological behavior of tunnel rock masses reinforced by rock bolts based on the non-hydrostatic stress field

Tunnelling and Underground Space Technology(2023)

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摘要
•The viscoelastic behavior for rock mass of a circular tunnel supported with rock bolts was studied.•Focus on the distribution of rock mass stress and displacement of the coupled rheological model.•Discuss the coupled behavior of rock mass-rock bolts under a non-hydrostatic stress field.
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关键词
Circular tunnel,Non-hydrostatic stress field,Coupled rheological model,Viscoelastic solutions
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