摘要

Taking a long multi-span bridge with PC continuous beam as a research subject, finite element model of main bridge was set up by using ANSYS. The free-vibration character and the stress and the shape changed under wind load were studied. The results showed that the bridge has good overall stiffness, and the deformation of the bridge is very small under wind load. The study results can be used as a reference to the design of similar bridges.

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