地铁车站明挖基坑地下连续墙质量通病分析及预防对策

Quality Problems Analysis and Preventive Measures of Underground Diaphragm Wall Method in Deep Metro Station Foundation Excavation

本文结合在建的济南市轨道交通R2号线王府庄站工程,对地下连续墙质量问题、通病及危害进行技术分析和探究,并提出有合理性、经济性和针对性的防治方案,得到了实践的检验,对于正确指导现场施工,发挥设计功能具有重要意义,且对类似基坑的地下连续墙施工具有一定的指导作用。

In this paper,the quality problems, common problems and its hazards of underground continuous wall are analyzed and explored,considering of the being built Wang Fu Zhuang station of Ji＇nan urban rail transit line R2. Then, the reasonable, economical and targeted preventive measures were proposed, which had been verified in the construction of underground diaphragm wall of Wang Fu Zhuang station. It is important for the guidance for on-site construction, so as to give full play to the design function. It may guide the similar construction of underground continuous wall.