大西铁路客运专线

　　大同至西安铁路客运专线是连接晋陕两省，贯通山西南北的高速铁路客运通道。中交二公局承建的大西铁路13标位于陕西大荔县境内，全长52.805公里，主要为桥梁和无砟道床工程，包括制架900吨箱梁1516榀、正线无砟道床105.09公里。建设期间，项目工程质量和进度全线领先，两次荣获火车头奖杯。
　　Datong to Xi'an Passenger Railway is a high-speed railway passenger corridor connecting Shanxi and Shaanxi and connecting the north and south of Shanxi. The section No.13 of Datong-Xi'an Railway undertaken by CCCC Second Highway Engineering Co., Ltd., is located in Dali County, Shaanxi Province, with a total length of 52.805km. It is mainly a bridge and ballastless track bed project, including 900 tons of box girders in 1516 trusses and 105.09km of ballastless track beds. During the construction period, the project quality and progress are leading, and won the locomotive trophy cup twice.