兰州中川国际机场综合交通枢纽工程管线迁改案例分析

Case study on pipeline relocation of Lanzhou Zhongchuan International Airport comprehensive transportation hub project

兰州中川国际机场新、改、扩建工程时间跨度长,管线竣工资料缺失,标识不明晰,既有管线地上地下纵横交织、管线新旧混杂、场地狭小局促,管线迁改设计难度大。结合中川国际机场综合交通枢纽工程管线迁改设计实践,分析了迁改及新建管线路径选择及管廊布局设计思路,归纳总结了雨污水管线入廊的技术难题与解决策略。

New,reconstruction and expansion project of Lanzhou Zhongchuan International Airport have a long time span,the completion data of the pipeline is missing,and the identification is not clear.The existing pipelines are interwoven vertically and horizontally on the ground and underground,mixed with the old and the new,and the site is narrow,which make the pipeline relocation design difficult.Combined with the design practice of pipeline relocation of Zhongchuan International Airport comprehensive transportation hub project,this paper analyzes the route selection and layout design of pipe gallery ideas of relocation and new pipeline,it also summarizes the technical problems and solutions of rainwater and sewage pipeline accessing the utility tunnel.