It introduces the current hazards of borehole cast-in-place concrete pile, analyses the reasons, and provides the preventions.
介绍了钻孔灌桩柱的常见病害，分析了导致病害及缺陷产生的原因，并针对具体问题提出了防治措施。
Based on the practice, it analyses the performance and limitation of borehole cast-in-place concrete pile, and introduces the methods of quality test: especially the stress reflection method.
结合工程实例，分析了钢筋混凝土钻孔灌注的特点及常见缺陷。介绍了基桩质量检测的常用方法及反射波法检测钻孔灌注桩的基本原理、方法。
After scheme comparison between cast in-place concrete pile method and FRANKI pile method, the FRANKI pile method has been confirmed finally.
通过对钻孔灌注桩和FRANKI桩两种地基处理方案的比选，最终确定采用FRANKI桩地基处理方案。
This paper deals with materials, design parameters. construction batch strength and design of mix proportion for underwater concrete cast in a major diameter cast in place pile.
论述大直径灌注桩水下浇注混凝土时的材料选择、设计参数选择、施工配制强度及配合比设计。
The whole procedure of design and construction of boring cast in place concrete pile under complicated geological condition in HuBei province is introduced.
介绍了湖北某工程在复杂地质条件下钻孔灌注桩设计与施工的全过程。
The reinforced concrete pile with ram enlarged base is developed from the cast in place concrete pile.
振动夯扩桩是在传统振动沉管灌注桩施工工艺的基础上，对混凝土灌注桩的桩端进行了部分改进。
The reinforced concrete pile with ram enlarged base is developed from the cast in place concrete pile.
振动夯扩桩是在传统振动沉管灌注桩施工工艺的基础上，对混凝土灌注桩的桩端进行了部分改进。
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