Consolidation behavior of cement- and lime/cement-mixed column foundations |
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Authors: | Cai Yuan-qiang Xu Chang-jie |
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Institution: | (1) Department of Civil Engineering, Zhejiang University, 310027 Hangzhou, China |
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Abstract: | The consolidation behavior of mixed in place cement- and lime/cement-mixed column was studied. Consolidation of the composite
foundation was modeled as a three-dimensional axi-symmetric problem. The authors used the finite difference method to obtain
the pore pressure variation with time at any location below the surface. A computer program developed by the authors was used
to draw some interesting conclusions about the consolidation behaviors of cement- and lime/cement-mixed pile foundation. Finally,
a combined model including the permeability coefficients of cement-mixed piles and soil, was studied and its feasibility was
evaluated.
Project supported by National Natural Science Foundation of China (No. 59908012) and Education Ministry of China |
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Keywords: | Consolidation Axi-symmetric Cement-mixed column lime/cement mixed column Composite foundations |
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