1月21日，工程人员在调试接触网。当日，中铁七局郑州公司500多名干部职工在陇海铁路因南水北调工程而改线的路段（关帝庙至荥阳间）进行拨接施工，将陇海铁路上、下行铁路由临时改线段拨接至原既有线段（老段）。至此，南水北调中线总干渠下穿陇海铁路工程已全部完成。 January 21,,Engineering personnel during the commissioning contact.the,China railway seven innings zhengzhou company more than 500 cadres and workers in the longhai railway for south-to-north water transfer project and reroute sections(Guandi temple to between xingyang)Carried on the construction,Will the longhai railway/Descending railway by temporary reroute section is carried to the existing line segment(The old section).So far,South-to-north water transfer project under the main canal in the longhai railway project has been finished.新华社记者 李博 摄  Xinhua news agency reporter li bo &lei perturbation 

    据中铁七局郑州公司介绍，河南段南水北调中线总干渠涉及与京广、陇海、焦枝、宁西等铁路交叉工程共27处，按预定规划，全部工程将在2013年“春运”前全部完成，以确保南水北调工程进度和铁路“春运”运输能力不受影响。新华社记者 李博 摄  According to the China railway seven innings zhengzhou company introduction,Henan section of south-to-north water transfer project is concerned with the main canal jingguang/longhai/JiaoZhi/Better west railway crossing and the total project and place,According to the scheduled planning,The entire project will be in 2013 years"travel"Complete before,To ensure the south-to-north water transfer project progress and railway"travel"Transport capacity is not affected.Xinhua news agency reporter li bo &lei perturbation 

    1月21日，中铁七局郑州公司的工程人员在切割钢轨。新华社记者 李博 摄  January 21,,China railway seven innings zhengzhou company's engineering staff in cutting rail.Xinhua news agency reporter li bo &lei perturbation 

    1月21日，中铁七局郑州公司的工程人员在清理准备拨接钢轨内的道砟。新华社记者 李博 摄  January 21,,China railway seven innings zhengzhou company's engineering staff in the cleaning up ready to DaoZha carried within the rail.Xinhua news agency reporter li bo &lei perturbation 

     1月21日，中铁七局郑州公司的工程人员在用液压捣固机作业。新华社记者 李博 摄   January 21,,China railway seven innings zhengzhou company's engineering staff in hydraulic tamping machine operation.Xinhua news agency reporter li bo &lei perturbation 

     1月21日，中铁七局郑州公司的工程人员在移动截断的钢轨。新华社记者 李博 摄   January 21,,China railway seven innings zhengzhou company's engineering staff in the mobile truncation of the rail.Xinhua news agency reporter li bo &lei perturbation