The technology of the large-diameter non-excavated tractive pipe has been more and more widely used in the projects of the urban water supply and drainage pipeline network.

• 大口径非开挖牵引管技术在城市给排水管网工程中已经得到了越来越广泛的应用,该文通过工程实例详细论述了非开挖牵引管设计和施工中的一些关键问题。