Combined with the characteristics of Baolan Passenger Transport Line, this paper introduces the design of the continuous joist steel tube beam column stent of the widen turnout of the elevated railway station, the cast-in-situ construction technological process, key points of operation in detail and analyzes the economical and social benefits to provide the reference for future similar engineering construction.%本文结合宝兰客专自身特点，详细介绍了高架车站变宽道岔连续梁钢管贝雷梁柱式支架设计、现浇施工工艺流程、操作要点等，并进行经济社会效益的分析，为以后类似工程施工提供借鉴。
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