盾构隧道在管道穿越长江中的应用

Application of Shield Technique in the Process of Pipelines Crossing Yangtze River

介绍了南京金陵石化物料管道盾构隧道穿江项目的地质条件以及盾构隧道穿江工程的技术难点、穿越风险和风险控制措施,分析了测量定位、注浆封堵、隧道稳定和洞门密封的实施方法,详细阐述了成功穿越长江的施工过程,指出了施工中的难点及风险,为相关工程提供了有益参考。

The paper introduces the geological conditions of the project, where material pipelines of Jinling petrochemical crosses Yangtze River, and discusses its technical difficulties, risk and control measures, analyzing the methods of measurement positioning, sealing grouting and so on, and elaborates the whole procedure as well