1现状我段管内京九上行K718.3～K906.657,下行K718.3～K907.323,共计377.38km,京九正线道岔198组,其中提速道岔173组,2004年京九线第五次提速后,列车运行速度达140km/h,动态检测标准按照160km/h,我段道岔静态检查按140km/h的通过标准,低于160km/ h的动态检测标准,提速以来部轨检车水加、三角坑、高低检查项目分值增加较快,尤其是通过速度高的提速道岔区出 1 Status quo I section of the tube within the Beijing-Kowloon up K718.3 ~ K906.657, downlink K718.3 ~ K907.323, a total of 377.38km, Beijing-Kowloon nineteen turnout 198 groups, 173 sets of speed-raising turnout, 2004 Beijing-Kowloon line fifth After the second speed-up, the train running speed reaches 140km / h, the dynamic test standard follows the standard of 160km / h, the static inspection of the section switch passes the standard of 140km / h, the dynamic test standard of less than 160km / h, Canada, triangular pits, high and low check items score increased rapidly, especially through the high speed turnout area out