Study on liquefaction of saturated loess by in-situ explosion test

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作者
Wang, Lanmin
He, Kaiming
Shi, Yucheng
Wang, Jun
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关键词
Boundary conditions - Computer software - Earthquakes - Hazards - Liquefaction - Loading - Mathematical models - Pore pressure;
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摘要
Liquefaction testing at a saturated loess site was performed under the simulated earthquake ground motion induced by artificial explosions with micro-time intervals. The time histories of ground acceleration, pore water pressure and the ultimate value of residual strain were recorded and measured. The modified FEQdrain computation software was used to analyze the liquefaction. Both the test and the analysis confirm the objective occurrence of loess liquefaction. Furthermore, the reliability of the method of the loess liquefaction analysis based on FEQdrain and the model of pore water pressure development of saturated loess are examined.
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页码:50 / 56
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