Study on Influence of Surcharge Preloading on Deformation of Embankment with FEM

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Abstract:

Based on nonlinear finite element method, the deformation and stability of embankment influenced by surcharge preloading is analyzed. It is shown that the location of the maximal lateral displacement of embankment is changeable at different construction stages. The location of the maximal lateral displacement is nearer the shoulder of embankment with construction of embankment. The lateral displacement and vertical settlement become larger and stability of embankment become smaller, when the location of surcharge loads nearer the axis of symmetry of embankment. Therefore, in order to accelerate the settlement of embankment during construction, surcharge preloading should be located nearer the axis of symmetry of embankment.

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1491-1495

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July 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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