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他们是奇迹的创造者——由中铁五局五公司承建的目前世界上在建规模最大、海拔最高、长度最长的高原冻土公路隧道——共玉公路鄂拉山隧道累计完成开挖5 185米,衬砌4 960米。截至2015年1月12日,隧道进口提前掘进至分界点,比计划工期提前45天,比出口施工单位提前1年。他们用43个月完成了产值5.03亿元。在鄂拉山隧道施工中,他们实现了10个月百米成洞,创下了世界高原冻土隧道月单口独头全断面掘进113米的纪录,施工
They are the creators of miracles - the total height of the highest-altitude and longest plateau-permafrost tunnel under construction in China by the Fifth Corporation of China Railway Fifth Bureau-Cumulus Yu’erla Tunnel Completed Excavation 5 185 meters, lining 4 960 meters. As of January 12, 2015, the tunnel entrance was advanced to the demarcation point ahead of schedule by 45 days and 1 year earlier than that of the export construction unit. They completed the output value of 503 million yuan in 43 months. In the construction of the E’lashan Tunnel, they achieved a 10-month 100-meter hole and set a record of 113-meter excavation at the moonlit mouth of the world’s highland permafrost tunnel. Construction