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Ground Improvement Case-Histories by Cholachat Rujikiatkamjorn, Jian Chu, Buddhima Indraratna

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Chapter 22

Applications of PCC Piles for Highway and High-Speed Railway Construction in China

Han-long Liu    Institute of Geotechnical Engineering, Chongqing University, China

Abstract

A new method of using large diameter, cast-in-situ concrete pipe piles for the construction of highway and high-speed railway embankment over soft clay is introduced in this chapter. This so-called PCC pile method offers a relative speedy and cost-effective way for soil improvement as compared with other existing soil improvement methods. The principles and construction techniques involved in this method are described. Large-scale model tests are conducted to investigate the performance of piles under vertical and horizontal loads. Case studies are presented ...

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