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介绍杭 (州 )～宁 (南京 )高速公路浙江段二期采用现浇混凝土薄壁筒桩新技术加固桥头软基的试验研究 ,通过对桩、土复合地基变形、稳定的试验观测 ,对处理效果和经济效益的对比分析 ,提出了现浇混凝土薄壁筒桩加固桥头软基试验的主要成果及结论
This paper introduces the experimental research on the reinforcement of bridgehead soft foundation with the new technology of cast-in-situ concrete thin-walled tubular pile in the second stage of Hangzhou section of Hangzhou-Nanjing highway. Through the experimental study of deformation and stability of the pile and soil composite foundation, Effectiveness and economic benefits of the comparison and proposed the cast-in-situ concrete thin-walled pile bridge reinforcement soft foundation test results and conclusions