低应变法和声波透射法在桩基完整性检测中的应用  

The Application of Low Strain Method and Crosshole Sonic Logging in Pile Foundation Integrity Detection

作　　者：钟勇飞 ZHONG Yongfei(Guangzhou Municipal Engineering Testing Co.,Ltd.,Guangzhou 510000,Guangdong,China)

机构地区：[1]广州市市政工程试验检测有限公司,广东广州510000

出　　处：《工程技术研究》2023年第18期81-83,共3页Engineering and Technological Research

摘　　要：在桩基础施工阶段,质量问题直接影响桩结构的承载能力和稳定性,阻碍后续施工。传统检测技术易对桩结构造成损伤,文章研究了低应变法和声波透射法在桩基完整性检测中的应用,分析了桩结构完整性检测现状及常见桩结构问题,阐述了低应变法和声波透射法的应用原理、操作要点等,以弥补桩结构存在的不足。In the construction stage of pile foundation,the quality problem directly affects the bearing capacity and stability of the pile structure and hinders the subsequent construction.Traditional detection technologies are easy to cause damage to pile structure.This paper studies the application of low strain method and crosshole sonic logging in pile foundation integrity detection,analyzes the current situation of pile structure integrity detection and common pile structure problems,and expounds the application principle and operation points of low strain method and crosshole sonic logging,so as to make up for the shortcomings of pile structure.

关 键 词：桩结构检测 低应变法 声波透射法 

分 类 号：TU473.16[建筑科学—结构工程]