Dynamic Performance Analysis of Single Tower Self-Anchored Suspension Bridge Using Measured Modal Identification

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Abstract:

Recent years, Single tower self-anchored suspension structure system is more available around us. The research on dynamic characteristic types of structures is an example Nanjing Jiangxin-island Bridge, together with its field modal test and calculated value from a three-dimensional finite element model which focuses on the boundary sensitivity impact to dynamic characteristics of such bridges. The results show that, larger error appears when we do not consider expansion joint stiffness and bearing friction force relative to measured value, so this phenomenon should have to be considered. The conclusions provide important research basis for design and health monitoring of the bridge.

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1557-1562

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December 2012

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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