Study on Critical Length-Diameter Ratio of Cement-Soil Pile Composite Subgrade under Rigid Foundation

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Abstract:

For cement-soil pile composite subgrade under rigid foundation, a three-dimensional nonlinear finite element analysis is performed to analyse critical length-diameter ratio based on deformation, which is first introduced, according to replacement ratio, pile-soil modulus ratio and the modulus ratio of substratum and reinforced area. It is found that critical length-diameter ratio of cement-soil pile under rigid foundation mainly depends on replacement ratio, the impact of pile-soil modulus ratio and the modulus ratio of substratum and reinforced area is relatively little.

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146-150

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September 2011

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© 2011 Trans Tech Publications Ltd. All Rights Reserved

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