基于入和没入硬层时有限元数值模拟对比分析和持力层不同时同场地现场对比试验资料分析，对大直径超长灌注桩的承载潜力问题进行了探讨。
Based on the field loading tests and FEM numerical simulation analysis, the paper probes into the potential bearing capacity of large diameter and super-long bored-cast-place piles.
本文根据某工程中钻孔灌注桩的现场试验，对桩端压力灌浆技术在卵石层中灌注桩的应用效果及其经济效益进行了分析。
Based on site tests, this paper discusses the effect of pressure grouting under piles tip in cobble layer and analyzed its economical and social benefit.
本文作者介绍了灌注桩现场施工时，如何保证其工程质量，减少人工费用，降低工程成本。
In this paper author introduces spot construction of perfusion peg, and how to guarantee the quantity in engineering, how to decrease the artificial expenses and lower the engineering cost.
通过对钻孔灌注桩在现场施工中容易出现的若干质量问题及其原因分析，提出了整治这些问题的办法及针对性措施。
This paper analyzed the quality problems and their causes in drilling-pouring stake construction, then put forward the corresponding countermeasures to overcome the problems.
在对侧摩阻力双曲线模型进行分析的基础上，对上海某地区灌注桩进行了现场试验。
Based on the analysis of hyperbolic model of skin friction, this paper introduces in-situ static test results of cast-in-place piles conducted in some place of Shanghai.
在对侧摩阻力双曲线模型进行分析的基础上，对上海某地区灌注桩进行了现场试验。
Based on the analysis of hyperbolic model of skin friction, this paper introduces in-situ static test results of cast-in-place piles conducted in some place of Shanghai.
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