在地下,尤其是在公路、铁路、江河基底下一定深度敷设管道,采用新技术“顶管法”施工,由于它具有的优越性,已在世界许多国家中广泛应用,并在施工机械设备及施工方法等方面获得了一系列的发展。我国的顶管技术近几年也有较大的发展,有不少地区、部门采用了这项施工新技术。最近, In the underground, especially in the roads, railways, rivers and rivers under a certain depth of the laying of pipelines, the use of new technology “pipe top ” construction, due to its superiority, has been widely used in many countries in the world, and in the construction machinery Equipment and construction methods have achieved a series of developments. China’s pipe jacking technology has also seen great development in recent years, and many regions and departments have adopted this new construction technology. recent,