Combining with the foundation treatment and pile foundation construction in China,the paper illustrates the features for the foundation treatments of silt spray piles and cement-pulverized coal ash gravel pile,and explore three pile foundation construction techniques,including the static pressure pile,drilling and fluid bore pile,and compacted bored piles,so as to provide some reference for the foundation projects.%结合我国地基处理和桩基施工的现状，阐述了粉喷桩、水泥粉煤灰碎石桩两种地基处理方式的特点，并对静力压桩、钻孔压浆灌注桩、夯压成型灌注桩三种桩基施工技术作了探讨，为地基基础工程的施工提供参考。
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