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结合胶济客运专线施工,介绍无碴轨道路基沉降的观测方法。利用沉降观测资料,分析、预测和控制工后沉降,将线下工程的工后沉降控制到最小值,以确保无碴轨道的营运安全。
Combined with the construction of Jiaoji Passenger Dedicated Line, the observation method of subgrade settlement of ballastless track is introduced. The settlement observation data are used to analyze, predict and control the post-construction settlement and control the post-construction settlement of the line project to a minimum to ensure the operational safety of the ballastless track.