粉砂岩及细砂地层的泥水平衡顶管技术  

Mud-water balance pipe jacking technology in siltstone and fine sand formations

作　　者：高立康[1] 张海蛟[1] 

机构地区：[1]河北建设勘察研究院有限公司,河北石家庄050000

出　　处：《中国建材科技》2020年第5期121-123,共3页China Building Materials Science & Technology

摘　　要：结合某地公路道路污水干管道工程风化粉砂岩及细砂地层施工项目,对泥水平衡顶管技术施工流程进行分析,探讨其关键技术与施工要点。结果显示,粉砂岩与细砂地层的泥水平衡顶管施工技术可以减小施工占地面积,迁移量少,效率高,还能有效改善操作环境。Combined with the construction of highway sewage trunk pipeline project in siltstone and fine sand formations,this paper analyzes the construction process of mud-water balance pipe jacking technology,and discusses its key technology and construction points.The results show that the mud-water balance pipe jacking technology in siltstone and fine sand formations can reduce the construction area and the migration,and improve the working efficiency and the operation environment.

关 键 词：粉砂岩 细砂地层 泥水平衡顶管 

分 类 号：TU99[建筑科学—市政工程]