It raises the programmed construction method for the upper part work of OCS and illustrates the principles and characteristics, the scope of application and the premises of the programmed construction method.

• 针对国内接触网工程传统施工方法存在的不足,提出了接触网上部工程程序化施工法并对程序化施工法的原理、特点、适用范围及前提条件进行了阐述。