软土地基上满堂支架现浇桥梁上部结构施工技术

In-situ Casting of Bridge Superstructure under Full Framing above Soft Clay Foundation

文章介绍了马(鞍山)芜(湖)高速芜湖东互通立交工程的工程特点,分析了地基处理、预应力体系安全、防止芯模上浮等施工要点,阐述了软基上预应力连续箱梁及连续空心板满堂支架法现浇施工技术。

Features of the interchange bridge construction at the cross of two highways are introduced; construction essentials such as foundation treatment, insurance of prestress system and arrest of upward mandrel are analyzed; in-situ casting of the prestress continuous box beam and continuous core slab under full framing above soft clay foundation is presented.