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                川藏铁路拉林段47座隧道全部贯通

                发布时间:2020-04-13 16:17来源:新华社 字号:TT
                   
                  4月7日,川藏铁路拉萨至林芝段重点控制性工程——米林隧道和藏嘎隧道贯通。至此,川藏铁路拉林段全线47座216.5公里隧道全部贯通。川藏铁路拉林段是西藏首条电气化铁路,全长约435公里,设计时速160公里,预计2020年底全线铺轨完成,2021年开通运营。