PROJECTRailway tunnels

Railway tunnels
Railway tunnelsIcheon ~ Mungyeong Railway (C8)
Category T / K Basic design
Client Korea Rail (KR) Network Authority
Contractor Hanwha E & C
Period April 05, 2016 ~ September 30, 2016
Project Information
  • Location
    Hwacheon-ri, Suanbo-myeon, Chungju-si, Chungcheongbuk-do ~ Hacho-ri, Mungyeong-eup, Mungyeong-si, Gyeongsangbuk-do, Korea

  

  • Description 
    • Total L = 11,642m      
    • 2 Tunnels L = 10,627m      
    • Earthworks L = 496m      
    • Bridge L = 519m                                

  

      • Technical Issues
        • Application of two inclined tunnels as an approach to shorten the construction period and promote disaster prevention by installing safety facilities in there
        • Design of the tunnel portal with hood structures for minimizing pressure wave effects, considering the express train (Electronic Multiple Unit: EMU-250, design speed: 250km/h)
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