15-3 主要年份运输线路质量
Quality of Transport Routes in Main Years
单位：公里 |  |  | (km)
指 标 | Item | 1995 | 2000 | 2010 | 2011
铁路营业里程 | Length of National Railways in Operation | 2038 | 3010 | 4393 | 4480
＃复线里程 | Double-Tracking Length |  | 986 | 1324 | 1953
＃自动闭塞里程 | Automatic Blocking Length | 273 | 685 | 1408 | 1424
公路线路里程 | Length of Highways | 30298 | 80875 | 152843 | 155150
＃水泥沥青路面 | Lenth of bituminous Pavement | 27982 | 33035 | 72887 | 80974
注：铁路上述里程是新疆境内里程。
Note: Length of railways refers to length of railway inside in Xinjiang.