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West Qinling Tunnel : ウィキペディア英語版 | West Qinling Tunnel The West Qinling Tunnel () is in the middle of the Lanzhou Chongqing Railway (), crossing the Qinling Mountains. It is a 28236 meter dual-bore railway tunnel in Wudu District, Longnan City, Gansu Province, north-west China. It is the second longest railway tunnel in China, slightly shorter than the New Guanjiao Tunnel, which is also under construction. The construction started on August, 2008, and has gone on for duration of about five months and five years using both TBM and drill and blast methods. ==References== 〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「West Qinling Tunnel」の詳細全文を読む
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