结合兰渝铁路南广高速大桥3号～6号墩连续梁施工0号块支架预压及施工挂篮预压工程实例,介绍了支架法施工0号块预压方法及挂篮预压的方法,同时给出了施工线型控制的技术措施,以期为同类工程提供指导。%Combining with pier 3~6 continuous beam construction project without support preload and cradle preload of Nan-Guang high-speed Bridge on Lan-Yu railway as an example,the paper introduces support construction method without preload and cradle preloading method,and shows technological measures of construction alignment control,with a view to provide guidance for similar engineering.
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