摘要
基于北京地铁4号线环境安全风险源专项保护设计,介绍桥桩保护的主要思路、设计原则、保护标准及措施,分析轨道交通地下线工程施工与既有桥梁基础结构物的相互影响,探讨设计中应关注的重点问题,对预留工程提出建议。
In accordance with the special protective design requirements for environmental risk sources of Beijing subway Line 4, the paper introduces the main ideas, design principles, protection standards and measures for the protection of bridge piers. It analyzes the mutual influence between the construction of the underground projects of URT and the existing bridge foundation structures, discsses some key problems to he noticed in the design, arid puts forward proposals for the reserved engineering items.
出处
《都市快轨交通》
2007年第5期50-53,共4页
Urban Rapid Rail Transit
关键词
环境安全
风险源
桥梁基础
预留
environment security
risk sources
bridge foundation
reservation
