Taking Yuhe Bridge project in Kaiyuan Street in Datong City as the example, the paper sums up the construction technique for the tower crown of the herringbone main tower, and illustrates from the reinforcement of the tower crown with special-shaped structure, construction formula, and concrete, so as to provide some reference for similar projects in future.%以大同市开源街御河桥工程为例,对"人"字型主塔塔冠施工技术进行总结,从异型结构塔冠的钢筋施工、模板施工、混凝土施工三方面进行阐述,对以后类似工程具有一定参考借鉴作用.
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