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通过四川内江四美大桥150m跨箱型拱施工实践,介绍钢筋混凝土箱型拱肋预制的施工方案及施工工艺,总结施工中需要注意的几个关键技术,为今后类似工程作为参考。
Through the practice of 150m cross-box arch construction in Sijiang Bridge of Neijiang in Sichuan Province, the construction scheme and construction technology of prefabricated reinforced concrete box arch rib are introduced. Some key technologies needing attention in construction are summarized, which can be used as a reference for similar projects in the future.