上承式钢筋混凝土箱型拱桥上部结构施工关键技术

Key Techniques for Construction of Superstructure of Deck-type Reinforced Concrete Box Arch Bridge

文章以广西某大桥为例,探讨上承式钢筋混凝土箱型拱桥的上部结构施工关键技术,介绍了拱箱的预制施工方法及安装工艺,并与悬臂现浇拱箱施工进行比较,分析了预制安装施工拱箱的经济性。

With a bridge in Guangxi as the example,this article discussed the key technology for superstructure construction of deck-type reinforced concrete box arch bridge,introduced the prefabrication construction method and installation process of arch box,then,comparing with the construction of cantilever cast-in-place arch box,it analyzed the economics of prefabricated installation construction arch box.