列举桥梁的主要病害，并对其病害成因进行分析。根据桥梁检测结果，运用M idas Civil软件分析两种不同工况下桥梁主梁的承载能力，并根据主梁的验算结果对桥墩和支座进行验算。经计算分析出桥梁的整体状况为合格，但上部结构的病害较严重，针对病害提出相应的维修加固方案。%T his article lists the main diseases of the bridge ,and analyse the reasons and the corresponding diseases .According to the results of the bridge detection using Midas Civil software analyses the two different conditions of the bearing capacity of the bridge deck and the calculation result according to the main girder of bridge pier and support for the calculation .Upon passing the bridge calculation and analysis the whole overall situation ,but the upper structure disease is serious ,to put forward the corresponding maintenance and strengthening of the corresponding solution .
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