"桑野仁成,岩波光保,福田圭祐,志岐仁成","PC鋼材切断および桁切断による長期供用された撤去PC桁の残存プレストレス評価",,"コンクリート工学年次論文集",,"Vol. 45","No. 2","pp. 583-588",2023,July "J. Kuwano,M. Iwanami","Stress and moisture content state of PC girders under actual environment","The first International Conference on Durability, Repair and Maintenance of Structures",,,,,,2023,Mar.