PROJECTRoad tunnels

Road tunnels
Road tunnelsExpressway Saemangeum~Jeonju(C6)
Category Technical Proposal Tender
Client Korea Expressway Corporation
Contractor Korea Development Corporation
Period March 28, 2018 ~ June 28, 2018
Project Information
  • Location

    Wondang-dong, Wansan-gu, Jeonju-si, Jeollabuk-do ~ Pyongchon-ri, Gui-myeon, Wanju-gun, Jeollabuk-do, Korea

 

  • Description
    • Total L = 5,380m
    • 1 Tunnel L = 3,561m
    • 1 Inclined Tunnel L = 342m
    • 4 Bridges L = 780m

 

  • Technical Issues
    • Tunnel excavation method to overcome the Samchun environmental risks and Okcheon metamorphic belt geological risks
    • Improved stability of closely spaced tunnel and Design of the tunnel portal minimization of environment damages
    • Multipurpose inclined tunnel reinforced evacuation performance and Elderly driver anti-drowsiness facility
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