Calculation method of concrete filled tubular arch bridges’ wind load in port engineering
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1. CCCC Water Transportation Consultants Co., Ltd., Beijing 100007, China;2. Training Unit, Fujian Zhangzhou 73131 Army, Zhangzhou 363113, China
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Abstract:
Based on the features of port engineering, we analyze the characteristics of concrete filled steel tubular arch bridge’s wind load in port engineering and the calculation method of the wind load, contrast the differences of 5 different standards on the calculation method for the arch rib truss’s wind load, and discover problems and inadaptability of some current design codes. We suggest to correct the calculation parameters and recommend to use BS5400 Part 2 (2006) : Specification for Loads to calculate the arch rib truss’s wind load of concrete filled steel tubular arch bridge’s in port engineering. We also give an exposition on the improper level reverse force on the support due to the transverse wind load in the space analysis, and the countermeasures for releasing the level reverse force.