通过对长距离大口径硬岩顶管工程的介绍,结合宁波大工业供水项目DN1 600钢管的1 050 m硬岩顶管施工管理情况,分析了硬岩顶管在设计参数确认、设备选型、施工中应该重视的问题,对各项因素的分析结果也为类似的顶管施工提供了参考。 Based on the introduction of long distance large diameter hard rock pipe jacking project and the construction management of 1 050 m hard rock pipe jacking of DN1 600 steel pipe in Ningbo large industrial water supply project, the author analyzed the design parameters of hard rock pipe jacking, equipment selection, The problems that should be paid attention to during the construction and the analysis result of each factor also provide reference for similar pipe jacking construction.