某厂房桩基工程事故调查及分析

An investigation and analysis of the pile construction accident of a power house

以广东某电力厂房的基桩工程事故为调查研究对象,对基桩施工后发生不均匀沉降的事故原因进行了调查,采用多种岩土工程手段对所有可能的事故原因进行定性分析,确定了该项目的前期岩土工程勘察未对该场地地质情况进行正确揭露,同时基桩施工过程未严格按照施工工艺的要求对施工质量进行把控,是本次事故的主要原因。

According toa comprehensive and thorough investigation,several reasons for the uneven settlements of the power house foundation were revealed.Through the special geotechnical engineering investigation and the check calculation of the construction documents,this paper discovered the mistake of the original geotechnical engineering investigation,and the violation of the technical specification for pipe pileduring thepile-constructing.This paper points out that some factors and causes of theserious engineering accidents occurring in foundation.