西延高铁全线接触网实现贯通

Core Viewpoint - The completion of the contact network installation for the Xi'an to Yan'an high-speed railway marks a significant milestone, facilitating future power supply and testing for the entire line [1] Group 1: Project Overview - The Xi'an to Yan'an high-speed railway is the first high-speed rail in the revolutionary old area of northern Shaanxi and is a crucial part of the national high-speed railway network [1] - The railway, with a total length of 299.8 kilometers, is designed for a double-track high-speed railway with a maximum speed of 350 kilometers per hour [1] Group 2: Economic and Social Impact - Once operational, the travel time from Xi'an to Yan'an will be reduced from 2.5 hours to approximately 1 hour, enhancing the regional advantages of Shaanxi province and its position in the national railway network [1] - The project is significant for the revitalization of rural areas in revolutionary old regions and contributes to the optimization of the national high-speed railway layout [1]