西安至成都客运专线西安至陕川界段大巴山区地质选线

摘要

Research purposes: This paper comprehensively analyzes and studies the geological conditions of the Daba mountain area in the research range for the Xitn -Chengdu Passenger Dedicated Line to define the railway alignment in the area with the better geological condition.Research conclusions:The summariy was made on the characteristics of geological conditions in Daba mountainous area , a number of the optionalconstruction plans of the Xian - Chengdu Passenger Dedicated Line were proposed, and the basic ideas and principles of the railway alignment were offered.The comparative analysis of the different construction plans in geological conditions showed the CK Plan was better than the others in hydrogeological conditions and engineering geology conditions.%研究目的:综合分析研究西安至成都客运专线在大巴山区方案研究范围内的地质条件,确定地质条件较好的线路位置.研究结论:总结出了该区域的地质条件特点,提出了西安至成都客运专线建设的多个方案,确定了线路方案选择的基本思路及原则,对不同方案地质条件的对比分析表明:CK方案水文地质条件和工程地质条件较好.