The Jeokgeum bridge is a suspension bridge with 850 m main span, a concrete pylon and stiffening girders. the completed bridge will support 2 motorway lanes. However, its girder design is generally considered for the future extension to 4 lanes due to increasing traffic. The diameter of its cables is 491mm, consist of 380 bundles of parallel wires and 19 strands, the hight of pylon will be 13…