摘要
文章结合工程实例,论述了大口径管道穿越施工的技术特点和应采取的技术措施,以及应注意的施工工艺问题。
The article combines with a concrete project to introduce the technical features and measures of horizontally directional drilling of the big inch pipeline and then it points out problems that need to be noticed during the drilling process.
出处
《安徽建筑》
2009年第3期69-70,共2页
Anhui Architecture
关键词
大口径管道
导向孔
预扩孔
回拖
big inch pipeline
guide hole
enlarge hole
reverse drag
