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Construction Scheme Design Analysis of Nangao Super Bridge
Author(s): 
Pages: 124-127
Year: Issue:  1
Journal: Journal of Guizhou University(Natural Science)

Keyword:  悬臂浇筑T构对接预应力体系控制管理;
Abstract: 南高特大桥墩柱采用翻模施工,上构箱梁边跨现浇段采用满堂落地式支架进行现浇,边跨及中跨合拢段采用吊架施工,其余节段采用悬臂浇筑.合拢段通过焊接型钢劲性骨架和张拉相应预应力钢束实现相邻两个T构之间的对接,从而完成结构体系转换.严格对预应力体系进行控制管理是保证施工质量的关键.
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