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Analysis of Long-Term Slope Stability Based on Creep Characteristics of Its Weak Intercalation
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Bin HU1, 2, Jianfei LI1, 2, Jing LI1, 2, Zhen ZHANG1, 2, Yixin CHEN1, 2
Mining and Metallurgical Engineering | 2023, 43(4) : 6 - 11
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Mining and Metallurgical Engineering | 2023, 43(4): 6-11
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Analysis of Long-Term Slope Stability Based on Creep Characteristics of Its Weak Intercalation
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Bin HU1, 2, Jianfei LI1, 2, Jing LI1, 2, Zhen ZHANG1, 2, Yixin CHEN1, 2
Affiliations
  • 1.School of Resources and Environmental Engineering, Wuhan University of Science and Technology, Wuhan 430081, Hubei, China
  • 2.Hubei Key Laboratory for Efficient Utilization and Agglomeration of Metallurgic Mineral Resources, Wuhan 430081, Hubei, China
Published: 2023-08-01 doi: 10.3969/j.issn.0253-6099.2023.04.002
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A shear creep test was performed for weak intercalation in order to investigate influence of creep characteristics of weak intercalation on slope stability. The obtained curve from the test was fitted according to Cvisc creep constitutive model, and the creep of slope with weak intercalation was calculated by using finite difference method to analyze the variation in long-term displacement and shear strain increment of the slope. The results show that the weak intercalation has typical creep characteristics. The results obtained from the numerical calculation with Cvisc model are basically consistent with the actual monitoring data. The creep characteristics of weak intercalation cause not only increase in the displacement, but also significant changes in the distribution form and orientation of the overall displacement of the slope, especially greater displacement at the top and in the middle of the slope. As a result, the slope body experiences an increment in the shear strain, which is then expanded and finally tends to stable.

slope stability  /  slope engineering  /  weak intercalation  /  creep characteristics  /  Cvisc model  /  long-term stability  /  numerical analysis
Bin HU, Jianfei LI, Jing LI, Zhen ZHANG, Yixin CHEN. Analysis of Long-Term Slope Stability Based on Creep Characteristics of Its Weak Intercalation[J]. Mining and Metallurgical Engineering, 2023 , 43 (4) : 6 -11 . DOI: 10.3969/j.issn.0253-6099.2023.04.002
Year 2023 volume 43 Issue 4
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doi: 10.3969/j.issn.0253-6099.2023.04.002
  • Receive Date:2023-02-24
  • Online Date:2026-03-05
  • Published:2023-08-01
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  • Received:2023-02-24
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    1.School of Resources and Environmental Engineering, Wuhan University of Science and Technology, Wuhan 430081, Hubei, China
    2.Hubei Key Laboratory for Efficient Utilization and Agglomeration of Metallurgic Mineral Resources, Wuhan 430081, Hubei, China
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表12种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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