【摘要】 通过对长螺旋钻孔压灌混凝土桩施工过程及施工工艺进行论述,介绍了该类型桩的质量优点、材料要求、作业条件以及常见质量缺陷的原因及控制措施,对该桩的施工及质量控制过程进行了分析。更多还原

【Abstract】 This article is to discuss construction process and craftwork of CFA drilling and cast-in-situ concrete pile. It is described the advantages, material requirements, work condition and reason & control measures for common quality defaults of this type of pile, which also analysis the construction and quality control process of this kind of pile.更多还原