Combining with a span line bridge project engineering construction,this paper summed up the process of cast-in-situ box girder support structure,emphatically elaborated the specific steps of support design,checking and support construction,had certain reference significance for similar engineering.%结合某跨线桥项目工程的施工,总结出了现浇箱梁支架结构的工艺,着重阐述了支架设计、验算和支架施工的具体步骤,对类似工程施工具有一定的参考意义。
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