某医院PHS桩工程事故分析与处理

预应力高强混凝土空心方桩(PHS)具有诸多优点,在工程中得到广泛应用.但由于施工技术等原因,经常出现桩倾斜、断桩现象,造成较大的经济损失并延误工期.某医院病房楼桩基工程经检测发现有相当比例的工程桩存在接桩处脱开情形,根据桩内摄像、检测结果等分析该事故的原因,并采用复位和补强、等强灌芯措施对桩进行修复,进行低应变动测、高...

Analysis and Treatment of Prestressed Concrete Pipe Pile Accident of a Hospital

Prestressed concrete hollow square pile has been widely used in engineering due to its many advantages.But at present,some piles often lean or break because of incorrect construction method,leading to loss of a lot of money and time.A significant portion of cracks at the joints of every two piles were found after detecting the pile foundation of a hospital ward building.After analyzing the reason of this accident some measures such as resetting,reinforcement and core filling were taken.Furthermore,low strai...