PROJECTRailway tunnels

Railway tunnels

Railway tunnelsRailway Relocation for Yeongju Dam Submerged Districts
Category T / K Basic & Detailed design
Client Korea Rail (KR) Network Authority
Contractor Samsung C & T
Period October 03, 2010 ~ October 31, 2011
Project Information
    • Location
      Munsu-myeon, Yeongju-si, Gyeongsangbuk-do ~ Bukhu-myeon, Andong-si, Gyeongsangbuk-do, Korea


      • Description
        • Total L = 10,417m                          

        • 2 Tunnels L = 7,253m
        • 4 Bridges L = 1,120m     
        • Earthworks L = 2,044m                       


          • Technical Issues
            • Review of the construction period related to the water filling time of the Yeongju dam
            • Design of two inclined tunnels considering the accessibility and the construction period
            • Application of a fast construction method of concrete lining in parallel with excavation to shorten the construction period