Gaoligongshan Tunnel Explained

Gaoligongshan Tunnel
高黎贡山隧道
Location:Longling County, Yunnan[1]
Status:Under construction
System:China Railway
Line:Dali–Ruili railway
Crosses:Gaoligong Mountains
Start:West bank of Nu River in Longling County
End:Nanwazidi (南凹子地) in Longling County[2]
Startwork:[3]
Owner:China Railway
Engineer:China Railway Tunnel Group
Length:34.5 km
Notrack:Single-track railway
Speed:140 km/h
Hielevation:2,340 m
Lowelevation:640 m
Depth:1,155 m[4]
Grade:23.5‰ (biggest)

Gaoligongshan Tunnel or Gaoligong Mountain Rail Tunnel[5] (Chinese: 高黎贡山隧道) is a 34.5km (21.4miles) tunnel between Nujiang Station and Longling Station on the Dali–Ruili railway in Yunnan, China. It passes through the entirety of Longling County and then into Mangshi.[1] Upon completion, it will be the longest mountain railway tunnel in Asia.[4]

The tunnel is the key project of Dali–Ruili railway between Dali and Ruili.[6]

Construction started on 1 December 2015.[3] The tunnel boring machine "Colorful Cloud No.1"(Chinese: 彩云一号) began work on 28 August 2017.[7] The expected completion date for 1st phase is 31 May 2022, for a cost of [3] and 30 November 2025 for the 2nd phase.[8]

Notes and References

  1. China Railway Tunnel Group Dali–Ruili railway Project Manager . 2016-07-10 . 大瑞铁路高黎贡山隧道建设宣传片 . Promotional film of Dali–Ruili railway Gaoligongshan Tunnel Construction . video . Chinese . 2017-07-30 . 1minute 42seconds . 中铁隧道集团承建的大瑞铁路保瑞段二标高黎贡山隧道，自怒江西岸横穿高黎贡山脉，跨龙陵县全境，进入德宏州芒市境内。.
  2. Web site: 中铁隧道集团有限公司大瑞铁路工程项目经理部二分部项目轨线材料招标公告 . Tender notice of trajectory material of China Railway Tunnel Group Dali–Ruili railway Project Manager the Second Division . China Railway Tunnel Group Dali–Ruili railway Project Manager the Second Division . 2017-04-09 . www.crecgec.com . 中铁鲁班商务网 . 2017-07-31 . 2 August 2017 . https://web.archive.org/web/20170802083728/http://www.crecgec.com/article-66415-1-1.html . dead .
  3. Web site: 大瑞铁路高黎贡山隧道工程顺利推进 . Construction of Dali–Ruili railway Gaoligongshan Tunnel progressing well . 刘馨蔚 . 2016-10-25 . www.yn.xinhuanet.com . Xinhua Net . 2017-07-31 . https://web.archive.org/web/20170801171308/http://www.yn.xinhuanet.com/2016original1/20161025/3501950_c.html . 1 August 2017 . dead .
  4. Web site: 大瑞铁路高黎贡山隧道开工 长34.5公里系亚洲最长山岭铁路隧道 . Dali–Ruili railway Gaoligongshan Tunnel start construction, the length 34.5 km make it to be the longest mountain railway tunnel of Asia . www.guancha.cn . . 2017-07-31.
  5. Web site: China to Construct Longest Railway Tunnel in Asia . 2014-05-13 . www.chinatopix.com . Chinatopix.com . 2018-05-21 .
  6. Web site: 大瑞铁路高黎贡山隧道施工方案暨长大深埋隧道建设方法专家咨询会在云南举行 . Expert consultation meeting of construction program of Dali–Ruili railway Gaoligongshan Tunnel and construction program of deeply-buried long tunnels held in Yunnan . Office of Civil, Hydraulic and Construction Project of China Railway No.2 Group . 2016-07-05. www.cae.cn. Chinese Academy of Engineering. 2017-07-31. dead. https://web.archive.org/web/20170903212415/http://www.cae.cn/cae/html/main/col35/2016-07/05/20160705162255591334118_1.html. 2017-09-03.
  7. Web site: 我国铁路第一长隧高黎贡山隧道进入全面施工阶段 . Gaoligongshan, the longest Tunnel of China, entering the comprehensive construction phase . 2017-08-28 . www.gov.cn . . 2017-09-03 .
  8. https://awards.ita-aites.org/images/CTUC_conference/Gaoligongshan.pdf

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