Solutions for axisymmetric problems of double layers generalized Gibson subgrade
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Solutions for axisymmetric problems of double layers generalized Gibson subgrade
Vol. 28, Issue 5, (2007)
作者机构:
1. 长安大学 特殊地区公路工程教育部重点实验室,西安,710064
2. 浙江大学 建筑工程学院,杭州,310027
3. 浙江大学 宁波理工学院,宁波,315100
作者简介:
基金信息:
DOI:
CLC:TU47
Online First:10 September 2013,
Published:2007
稿件说明:
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DU Qin-wen, WANG Jin-chang, ZHU Xiang-rong, et al. Solutions for axisymmetric problems of double layers generalized Gibson subgrade[J]. 2007, 28(5).
DOI:
DU Qin-wen, WANG Jin-chang, ZHU Xiang-rong, et al. Solutions for axisymmetric problems of double layers generalized Gibson subgrade[J]. 2007, 28(5).DOI:
Solutions for axisymmetric problems of double layers generalized Gibson subgrade
The exact analytical solutions for displacements and stress of a double layers generalized Gibson elastic subgrade subjected to an axisymmetric surface load are presented. It is assumed that the soil of the subgrade is incompressible and that the shear modulus varies linearly with depth. In the two layers
the ratios of coefficient of linear term to constant term of the shear modulus expression are also assumed to equal during analyzing. Selected numerical results for vertical displacements are presented to portray the influence of the degree of nonhomogeneity
depth of second layer and different stiffnesses of the two layers on the responses of the nonhomogeneous subgrade. Hankel transforms are used in the analysis.