穿越铁路顶管工程深基坑施工技术分析

Analysis of Deep Foundation Pit Construction Technologies in Pipe Jacking Project for Crossing Railway

分析天然气管道穿越某铁路顶管工程的基坑施工技术,包括基坑开挖步骤、导轨安装、顶力的影响因素、基坑保护的安全措施。

The foundation pit construction tech- nologies in the pipe jacking project for natural gas pipeline crossing a railway, including excavation steps of foundation pits, guide rail installation, influence factors of jacking force and safety measures for foundation pit protection are analyzed.