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夯实水泥土桩桩身完整性探地雷达检测技术试验研究

王海东 张梦 邓继平 罗杰 杨献章 廖春芳

湖南大学学报(自然科学版)2012,Vol.39Issue(3):6-10,5.
湖南大学学报(自然科学版)2012,Vol.39Issue(3):6-10,5.

夯实水泥土桩桩身完整性探地雷达检测技术试验研究

Experimental Study of the Ground Penetrating Radar Monitoring on the Integrity of Tamping Soil Cement Pile

王海东 1张梦 1邓继平 2罗杰 3杨献章 4廖春芳4

作者信息

  • 1. 湖南大学建筑安全与节能教育部重点实验室,湖南长沙410082
  • 2. 湖南省交通建设质量安全监督管理局,湖南 长沙410116
  • 3. 湖南省交通科学研究院,湖南长沙410015
  • 4. 湖南省郴宁高速公路建设有限公司,湖南郴州423000
  • 折叠

摘要

Abstract

The combination of antenna array detection method of ground penetrating radar was put forward to solve the actual engineering problem that is difficult to monitor the integrity of the flexural pile composite foundation. The experiments of the lengths and defects of six tamping soil cement piles have shown that the maximum average relative error of pile lengths is 5. 10% and the relative error of the pile position of defects is 5. 45%. The results have indicated that there is enough reliability to determine the pile integrity by using the GPR method, which can meet the engineering needs. Furthermore, the age of cement, the ratio between soil and cement, moisture content were studied, and corresponding proposals for actual projects were presented.

关键词

复合地基/夯实水泥土桩/桩身完整性/探地雷达/检测

Key words

composite foundation/tamping soil cement pile/integrity/ground penetrating radar systems/monitoring

分类

建筑与水利

引用本文复制引用

王海东,张梦,邓继平,罗杰,杨献章,廖春芳..夯实水泥土桩桩身完整性探地雷达检测技术试验研究[J].湖南大学学报(自然科学版),2012,39(3):6-10,5.

基金项目

湖南省自然科学基金资助项目(07JJ5098) (07JJ5098)

湖南省交通科技计划资助项目(200808) (200808)

湖南省建设科技计划资助项目(07-22) (07-22)

湖南大学学报(自然科学版)

OA北大核心CSCDCSTPCD

1674-2974

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