钻孔灌注桩桩端压浆技术的应用  

Application of Pile Base Grouting Technique to Cast-in-Place Bored Piles

作　　者：王步云[1] 吴宏 钟新营 

机构地区：[1]煤炭工业部太原设计研究院,山西太原030001 [2]山西太谷桩基公司,山西太谷030800

出　　处：《电力学报》2001年第3期157-161,164,共6页Journal of Electric Power

摘　　要：介绍了钻孔灌注桩应用压浆工法的工艺及机理。根据工程检测成果 ,分析该工法对提高单桩竖向承载力。The external grouting technique of cast in place piles and its mechanism are explained.Based on the results of experimental investigations,the effect of pile base grouting to enhance bearing performance under vertical load and improve the sustained working behavior of piles is analyzed.

关 键 词：钻孔灌注桩 桩端压浆技术 高层建筑 施工 

分 类 号：TU473[建筑科学—结构工程]