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0.前言目前全国有很多地区冬季气温低于0摄氏度,为保证施工工期,桥梁冬季施工已很常见,在冬季施工中怎么控制质量是重中之重。1.施工特点(1)天气温度低,对箱梁各个工序施工的温度要求高。(2)由于现浇箱梁施工的工序复杂,并且一次性浇筑混凝土方量
0. Preface There are many areas in the country in winter temperatures below 0 degrees Celsius, in order to ensure the construction period, the construction of the bridge in winter has been very common, how to control the quality of construction in winter is the top priority. 1. Construction characteristics (1) the weather temperature is low, the box girder construction of various processes require high temperature. (2) As the process of cast-in-place box girder construction is complex, and the square of concrete is poured once