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[I-131] Changes in Frequency of PC Beam Caused by Strand Fracture in a PC tendon

*Yoshinao Goi¹, Akihiko Sato², Kimihiko Amaya³, Chul-Woo Kim², Kazuo Takase², Kunitomo Sugiura², Nobuhito Okubo⁴, Kyuichi Maruyama⁵, Shigeyuki Tanaka⁶ (1. Gifu University, 2. Kyoto University, 3. NIPPON P.S CO.,LTD., 4. TAKADA KIKO CO.,LTD., 5. Nagaoka University of Technology, 6. Ministry of Land, Infrastructure, Transport and Tourism Kinki Regional Development Bureau)

Keywords:

PC beam,Anomaly Detection,Vibration monitoring,Fracture in a PC tendon