高压注浆技术处理灌注桩质量问题

High-Pressure Grouting Technology in Treatment of Pile Flaw

以郑州某高层建筑项目发生的混凝土灌注桩质量事故处理为例,阐述了高压注浆技术处理桩身质量缺陷的方法,有效缩短了工期和降低了成本,并保证了设计目标的实现。

This paper deals with the high pressure grouting in treatment of pile flaw, based on deep foundation construction in zhengzhou of China. Through this method, the construction period is shortened and the cost is reduced.