对大洞大桥挂篮悬臂浇筑法施工技术的探讨对大洞大桥挂篮悬臂浇筑法施工技术的探讨 摘要:文章通过分析大洞大桥的施工特点,选定了挂篮悬臂法施工方案,阐述和总结了该工程构件选材、构件安装、混凝土浇筑、变形监测、体系转换等几个关键技术的具体做法,对大桥挂篮施工是指浇筑较大跨径的悬臂结构时,采纳吊篮方法,分段安装预应力筋、管道、模板,并分段浇注梁段混凝土的施工方法
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关键词:大洞大桥;桥梁挂篮;悬臂;施工技术 Abstract: in this paper, through analyzing large hole of bridge construction characteristics, selected the cantilever construction scheme hanging basket method, the paper summarizes the component and engineering materials, component installation, and concrete casting, deformation monitoring system conversion, several key technology of the practice of bridge construction hanging basket refers to the large span cantilever structure of casting, the hanging basket method, segmentation installation prestressed, piping, templates, and casting beam section of the concrete block construct