某综合管廊穿越既有运行地铁线路加固实施方案

Reinforcement Scheme of a Comprehensive Pipe Gallery Crossing Existing MetroLines

地下综合管廊穿越既有地铁线路,对既有地铁的保护是重点也是难点。某综合管廊采用圆形双顶管上穿既有地铁线路,采用加固法对地铁线路进行加固。文章介绍了地铁的保护设计方案及施工要点。结果表明工程质量符合国家规范要求,保证了既有地铁线路的安全。

In this paper focuses on the introduction of the underground comprehensive pipe gallery crossing the existing metro lines,and the protection of the existing metro is the key and difficult point.A comprehensive pipe gallery passes through the existing subway line with circular double top pipe,and the subway line is reinforced by reinforcement method.This paper introduces the protection design and construction points of subway.The results show that the project quality meets the requirements of national standards and ensures the safety of ex isting metro lines.