（上海市政工程设计研究总院（集团）有限公司, 上海 200092）

［摘要］在城市复杂环境进行顶管作业施工，通过采用MJS工法对进出洞区域进行定向水平加固，极大地减少了对地表管线、构筑物的影响，有效地缩小了施工操作空间，降低了环境污染，达到了良好的社会、环境效益，为今后各类城市复杂环境下的加固技术提供借鉴经验。

［关键词］MJS工法； 全方位高压喷射法； 水平加固

中图分类号： TU472.3+6 文献标识码： A文章编号： 1002-848X(2015)S2-0090-03

作者简介：李洪运，一级建造师，Email：lihongyun@smedi.com。 

Application of horizontal reinforcement technology with Metro Jet System in pipe jacking

Li Hongyun

（Shanghai Municipal Engineering Design Institute (Group) Co., Ltd., Shanghai 200092, China）

Abstract: For pipe jacking in urban complex environment, horizontal reinforcement in the hole area by Metro Jet System can reduce the impact on the pipeline and building underground greatly, it can also narrow the constructing space effectively, and reduce the environmental pollution, which achieves a very social and environmental benefits and provides a reference experience of the reinforcement technology in the complex environment.

Keywords: MJS; Metro Jet System; horizontal reinforcement