Doboku Gakkai Ronbunshuu C
Online ISSN : 1880-604X
ISSN-L : 1880-604X
Paper (In Japanese)
ELASTOPLASTIC FINITE ELEMENT ANALYSIS FOR THE DEFORMATION BEHAVIOR OF GROUND DUE TO BRACED EXCAVATION
Takahiro KONDAHossain M. ShahinTeruo NAKAI
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JOURNAL FREE ACCESS

2009 Volume 65 Issue 1 Pages 213-225

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Abstract
In this research 2D finite element analyses have been carried out for simulating the real field data of braced excavation. In the analyses elastoplastic constitutive model, named subloading tij model, are employed which can describe typical stress deformation and strength characteristics of soils. The ground mainly consists of soft and sensitive clayey soils together with some sandy soils layers. The numerical analyses have been performed considering all details of the field conditions such as the construction sequences, different soil characteristics, soil-water coupling condition and other important features of the excavation site. It is revealed that the analyses can properly capture wall displacement, surface settlement and deformation mechanism of the ground.
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© 2009 by Japan Society of Civil Engineers
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