津秦客专陡河2号特大桥轨道控制网(CPⅢ网)测量技术

On measurement technique for No.2 super-large bridge track control network (CPⅢ Network) at Douhe River along Tianjin-Qinhuangdao Special Passenger Line

针对客运专线CPⅢ网测量任务量大,精度要求高,工序多的特点,为保证其高舒适性、平顺性,结合津秦客专轨道控制网实际情况,对CPⅢ网测量技术的改进作详细介绍,为后续CPⅢ网测量技术的发展积累了经验。

According to the features of the CPⅢ Network along passenger special lines with a large amount of tasks,high accuracy and the complicated procedure,the paper introduces the improvement for the measurement technique of CPⅢ network in order to ensure its comfort and smoothness by combining with the fact of the rail control network along Tianjin-Qinhuangdao Passenger Special Line,so as to accumulate some experience for the development of the measurement technique for CPⅢ Network in future.