“蝶”形箱梁断面桥梁计算分析

摘要

The paper analyzes the advantages of the butterfly box girder section bridge,combining with the engineering examples,researches its (30+43+30)meter prestressed continuous beam calculation by establishing calculation models,and concludes factual construction scheme, and describes the construction technical points,so as to provide some reference.%分析了“蝶”形箱梁断面桥梁的优点，结合工程实例，通过建立计算模型，对该箱梁断面（30+43+30）m预应力连续梁计算问题进行了研究，得到了可用于实际的施工方案，并阐述了具体的施工技术要点，以供参考。