pile shaft

Combining pile capacity with integrity test, the paper evaluates thoroughly the qulity of pile shaft. Some suggestions are presented for the application of powdered jet pile composite foundation.

提出将粉喷桩桩身强度与完整性测试结合起来，从而对粉喷桩桩身质量做出较全面的评价，为该地区粉喷桩复合地基的推广应用提供依据。

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Adopting D-P yield criterion, define the appropriate material parameters, building self-balanced composite retaining wall models to meet the requirements of analysis, and mainly discusses the function of the inclined direction and the obliquity of the pile shaft to the batter pile horizontal bearing capacity.

采用D&P屈服准则，定义相应的材料参数，建立满足要求的自平衡挡墙模型，主要讨论了桩身倾斜方向和桩身倾角对斜桩水平承载能力的影响。

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Application of static Cone Penetration Test in Pile Shaft Check of Cement and Soil Mixed Pile

静力触探在水泥土搅拌桩检测中的应用

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In addition, the curve forms of side resistance of pile along the pile shaft in flat ground and rock slopes of different angles are determined through calculation examples.

通过算例得出平地及不同坡度岩质边坡中的嵌岩桩侧摩阻力沿桩身的曲线分布形状。

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It is also observed that the pile shaft resistance increases with the increase of depth within a critical affect-depth ranging from 20 to 30 m, and the harder the clayey soil consistency is, the shallower the critical depth is.

同时发现在一定临界影响深度范围内（20-30m），桩侧摩阻力随深度的增加而增加，且粘性土的稠度愈硬，临界深度愈浅。

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