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author:

陈福全 (陈福全.) [1] | 李阿池 (李阿池.) [2]

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CQVIP PKU CSCD

Abstract:

具有深厚软土层的路堤若采用桩承加筋式复合地基,可提高地基承载力,减少路堤不均匀沉降,也可布置成疏桩,降低工程成本,在国内外得到越来越广泛的应用,但还没有可靠实用的设计计算方法,且现有的设计均忽略了桩间土的承载作用,这与工程实际有很大差别。基于三维土拱效应,改进Hewlett土拱效应算法,得到桩承式路堤的桩土荷载分担比,进而考虑加筋体影响以及桩间土承载作用,推导桩土应力比计算式,并将此式应用于路堤的设计。

Keyword:

土拱效应 桩土应力比 桩承式加筋路堤 设计方法

Community:

  • [ 1 ] 福州大学土木工程学院,福建福州350002

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Source :

岩土工程学报

ISSN: 1000-4548

Year: 2007

Issue: 12

Volume: 29

Page: 1804-1808

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 2

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