地铁盾构接收端冻结加固施工技术  

Construction Technology of Freezing Reinforcement at Shield Receiving End of Metro

作　　者：徐向勇 Xu Xiang-yong

机构地区：[1]上海三维工程建设咨询有限公司,上海200060

出　　处：《建筑技术开发》2021年第17期30-32,共3页Building Technology Development

摘　　要：无锡火车站地下二层盾构接收端处地质情况复杂,接收端采用冻结加固法进行施工。针对接收端施工设计难点进行分析,对接收端冻结装置安装、冻结区域选择及处理、盾构机接收、施工流程和关键施工工艺进行分析研究,研究结果可为同类冻结施工提供相关经验。The geological conditions at the receiving end of the shield machine in the second underground floor of Wuxi railway station are complex,and the receiving end is constructed by freezing reinforcement method.The difficulties in design of the end-to-end construction are analyzed,and installation of the end-to-end freezing device,selection and treatment of the freezing area,receiving of the shield machine,construction process and key construction technology are analyzed and studied.The research results can provide reference for similar freezing reinforcement construction.

关 键 词：盾构出洞 接收端 土体加固 

分 类 号：TU74[建筑科学—建筑技术科学] U455.43[建筑科学—桥梁与隧道工程]