介绍了桥梁结构整体顶升施工的准备工作，着重对千斤顶的选择安装、试顶升、临时支撑垫块的布置等施工技术要点进行了阐述，指出桥梁整体顶升施工技术的运用，可以有效节约大量的建设资金，控制工程垃圾的产生数量，是一种非常理想的桥梁改造技术。%The thesis introduces integrated lifting construction preparations of bridge structure, mainly describes jack selection installation, lift-ing experiment, temporary supporting cushion block distribution and other construction technology points, and finally points out advantages of ap-plying integrated lifting construction technology including effectively saving construction funds and controlling engineering rubbish. Thus, it is an ideal bridge transformation technology.
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