Paper Title:

Elasto-Plastic Design of Piled Raft Foundation

Periodical Advanced Materials Research (Volumes 446 - 449)
Main Theme Trends in Civil Engineering
Edited by Xiuli Du, Jianjun Zheng, Weiming Yan, Yue Li and Jianwei Zhang
Pages 588-591
DOI 10.4028/www.scientific.net/AMR.446-449.588
Citation Ai Hong Han et al., 2012, Advanced Materials Research, 446-449, 588
Online since January, 2012
Authors Ai Hong Han, Hui Jun Zheng
Keywords Elastic Support, Elasto-Plastic, Piled Raft Foundation, Soil-Structure Interaction (SSI)
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Abstract

When the loading sustained by the foundation is large, employing piled raft foundation is one of the best solutions. In the elasto-plastic design of piled raft, piles could improve the differential settlement and reduce raft thickness. As the raft sustains high earth and water pressures, by reducing the span length of raft and excavation depth, one can get economic design. Using elasto-plastic property of the pile is a better method to avoid increasing the pile length and pile diameter and making full capacity of the piled raft foundation in design compared to normal piled raft. With adoption of few small diameter piles, the raft thickness could be reduced significantly. This makes it much better than raft foundation.