介绍了几种顶管穿越方法与过程,以锦州25-1南天然气长输管道顶管穿越在建庄盖高速公路为例进行顶力计算,阐述了现场施工时应注意的几点问题,提出了在管道项目前期选线及施工阶段对公路穿越方式作出充足考虑的观点。 Several ways and processes of pipe jacking are introduced. The calculation of the jacking force is carried out by taking the pipe jacking of Jinzhou 25-1 South Long Gas Pipeline across Jianzhuanggai Expressway as an example. Some problems that should be paid attention to when constructing the locale are expounded. In the pipeline project early line selection and construction phase of the road through the way to make adequate consideration of the point of view.