The high rate of failure in tailings dams reflects the inadequacy of conventional stability and seepage analyses for evaluating their performance, especially during construction. In this article, the hydro-mechanical behaviour of a high centreline tailings dam during staged construction is evaluated by coupled stress-pore pressure analyses. The effects of factors such as foundation permeability, raising rate, anisotropic permeability of slimes and changes in the slope of dykes on the structural response are investigated. In these analyses, a combination of realistic conditions, including saturated-unsaturated seepage of materials, consolidation and loading due to staged construction are simulated using SIGMA/W software. The results of this study indicate that foundation permeability and anisotropic permeability of slimes have a significant influence on development of pore pressure in impoundment, while changing the downstream slope of dykes causes substantial displacements.
机构:
Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Zhang, Zhuo
Shi, Ji-Wei
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Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Shi, Ji-Wei
Cheng, Xu-Liang
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Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Cheng, Xu-Liang
Dai, Yan-Jun
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Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Dai, Yan-Jun
Tao, Wen-Quan
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Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
机构:
Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wang, Min
Chen, Yi-Feng
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Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Chen, Yi-Feng
Hu, Ran
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Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Hu, Ran
Liu, Wu
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Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Liu, Wu
Zhou, Chuang-Bing
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Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
机构:
Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Zhang, Zhuo
Shi, Ji-Wei
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Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Shi, Ji-Wei
Cheng, Xu-Liang
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Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Cheng, Xu-Liang
Dai, Yan-Jun
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机构:
Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
Dai, Yan-Jun
Tao, Wen-Quan
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h-index: 0
机构:
Xi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R ChinaXi An Jiao Tong Univ, Sch Energy & Power Engn, Key Lab Thermal Fluid Sci & Engn MOE, Xian 710049, Peoples R China
机构:
Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wang, Min
Chen, Yi-Feng
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h-index: 0
机构:
Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Chen, Yi-Feng
Hu, Ran
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h-index: 0
机构:
Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Hu, Ran
Liu, Wu
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h-index: 0
机构:
Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Liu, Wu
Zhou, Chuang-Bing
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h-index: 0
机构:
Wuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China
Wuhan Univ, Key Lab Rock Mech Hydraul Struct Engn, Minist Educ, Wuhan 430072, Peoples R ChinaWuhan Univ, State Key Lab Water Resources & Hydropower Engn S, Wuhan 430072, Peoples R China