About WATANABE HIROFUMI
About 川田建設
About KATSUMATA YOSHIO
About 国土交通省 北陸地方整備局 高田河川国道事務所
About MORIISHI YOSHIHISA
About 日鉄住金SGワイヤ 生産技術本部
About TAKANAGA MASAHIRO
About 川田建設
About プレストレストコンクリート(プレストレストコンクリート工学会)
About prestressed concrete bridge
About bridge replacement
About anchoring (structure)
About operation standard
About pretensioning
About prestressed concrete steel
About fixture
About tensile force
About full-scale test
About performance test
About case study
About bridge deck
About work planning
About PC steel wire
About 横締め
About Failure and maintenance of bridges,and others
About Concrete work
About PC橋
About 架替え
About 工事
About 鋼材
About 定着
About 工法
About 一般国道
About 歌
About 高架橋
About 事業