新設および大規模改修時における橋梁計画 (1)

[CS3-05] Structural problem and measures for partial replacement repair of prestressed concrete bridges

〇yoshiaki ikawa¹, fumiyuki hashimoto¹, yusuke fujii², keiichiro koga², takayuki ide² (1.NEXCO-West Consultants Company, 2.West Nippon Expressway Company)

Keywords:PC box girder bridge, Salt damage, Partial loss of area, Partial replacement repair, Intermediate anchoring tool, Reinforcement with the external cable