钻孔灌注桩基础为地下隐蔽工程,施工中受诸多因素制约,尽管采取积极防范措施,仍然可能会发生工程质量事故。钻孔灌注桩基础施工质量好坏往往直接影响到建筑工程的安全使用、工程造价及工期。文章指出了钻孔灌注桩施工中带有普遍性的错误做法,分析了造成钻孔灌注桩基础质量事故的原因,并提出了正确的处理方法。 Bored pile foundation underground concealment project, subject to many factors in the construction constraints, despite the adoption of active preventive measures, there may still be engineering quality accidents. The quality of bored pile foundation construction often has a direct impact on the safe use of construction projects, project cost and construction period. The paper points out the common mistake in the construction of cast - in - place bored pile, analyzes the reason of the quality accident of cast - in - place bored pile and puts forward the correct treatment method.