The study illustrates some attentive problems and controlling points of the concrete box girder in winter construction from the prepara- tion for raw materials, the mixing concrete, the grouting and the maintenance in later period, and solves tough problems that quality ensured in the winter construction of the concrete box girder.%对混凝土箱梁在冬季施工中需要注意的问题和控制要点,从原材的准备、拌制混凝土、浇筑到后期的养护等程序进行了阐述,解决了混凝土箱梁在冬季施工中难保质量的问题。
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