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从砼配合比、施工工艺及设计等方面综合分析了箱型梁腹板砼开裂的原因 ,考虑大桥在腹板开裂情况下 ,对施工阶段及成桥阶段进行结构分析和强度验算 ,并提出处理措施
From the aspects of concrete mixture ratio, construction technology and design, the reason of concrete box girder web cracking was comprehensively analyzed. The structural analysis and strength checking of the bridge at construction stage and completion stage were taken into consideration under the condition of web cracking. Measures