新建银川至西安铁路庆阳至西安段建设方案研究

为了确定银西线庆阳至西安段合理的建设方案,重点研究客货共线方案、客运专线方案和先接西平、部分缓建3个方案。综合考虑项目功能定位、通道走向、地形条件,结合路网运量,建设时序、路网分工、投资规模等多方面因素进行综合分析比较研究,研究结论为:银西线庆阳至西安段应按照客货共线方案一次建成。

Construction Scheme for Qingyang to Xi'an Section on Newly-built Yinchuan-Xi'an Railway

In order to determine a reasonable construction scheme for Qingyang to Xian section on Yinchuan- Xi'an Railway,this article focuses on such three schemes as mixed passenger and freight railway,passenger dedicated line and first connection with Xiping railway with some works postponed.The results of the comprehensive comparison and analysis in respective of the project function orientation,the alignment of the corridor,the terrain conditions,and such other factors as the network transport volume,the construction sequence,the division of operation and substructure,and the investment scale conclude that Qingyang to Xian section on Yinchuan- Xian Railway should be completed once for all as a mixed passenger and freight railway.