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고속철도 PSC 박스거더의 종방향 신축변위 장기거동분석
임명재(Yim Myoung-Jae),최일윤(Choi Il-Yoon),이준식(Lee Jun S),이현식(Lee Hyun-Suk) 한국철도학회 2004 한국철도학회 학술발표대회논문집 Vol.- No.-
High-speed railway bridges subject to effect of statical loads by temperature change as well as dynamic loads by Interaction between vehicle load which run specially fast and behavior of bridges. If suitable Longitudinal expansion by temperature change of bridge does not happened, it can cause unhealthy condition for the parts of bridges as well as can generate addition stress to bridges. For these reason. Analysis and Estimation of data about behavior of bridges occupies important factor in that estimate the remaining life of bridges and select the maintenance, repair and retrofit. In this paper. Analysis for the long-term behavior of bridges using Longitudinal displacement and Temperature data that is actuality measured data to the bridges of Seoul-Busan high speed railroad test section has been made.