PROJECTRailway tunnels

Railway tunnels

Railway tunnelsBoseong ~ Imseongri Railway (C2)
Category Alteration design
Client Korea Rail (KR) Network Authority
Contractor SK E & C
Period September 15, 2012 ~ December 31, 2014
Project Information
    • Location
      Jangdong-myeon, Jangheung-gun, Jeollanam-do~ Jangheung-eup, Jangheung-gun, Jeollanam-do, Korea   


    • Description  
      • Total L = 8,120m     
      • 2 Tunnels L = 7,889m (Constructed section L = 1,529m, alteration L = 6,360m)


        • Technical Issues
          • Redesign of remaining (not-constructed) tunnels by changing double tracks to a single track
          • Repair and reinforcement design of constructed tunnel structures, after pumping the structures which has been submerged during the construction stop period