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主要介绍重庆云阳长江公路大桥悬浇主梁施工工艺和方法,特别是挂篮施工步骤、主梁混凝土和预应力施工、斜拉索的挂设要点、合拢段施工顺序及工艺要求。
This paper mainly introduces the construction technique and method of hanging pouring main girder of Chongqing Yunyang Yangtze River Highway Bridge, especially the construction steps of hanging basket, the concrete and prestressed construction of main beam, the hanging points of stay cables, the construction sequence and technological requirements of closing section.