双导梁轨道式架桥机架梁时的关键因素

Critical factors of double-guide bridge machine in erecting beam construction

通过汾离高速第六合同段3号桥的架设施工实践，从中总结出架桥时架桥工作者必须要考虑的因素及其架桥时的难点所在，并进行了理论分析，充分发挥双导梁在路桥架设中的作用。

Taking practical erecting beam work of 3 # bridge in Fenli expressway the factors needing considerations in erecting construction of double-guide bridge machine and difficulties encountered are summarized. Theoretical analysis is made in order to develop the application of double-guide bridge machine in bridge construction.