市政桥梁悬浇箱梁现浇段吊架施工技术分析  

Analysis on Construction Technology of Hanger in Cast-in-place Section of Suspended Box Girder of Municipal Bridge

作　　者：蔡华武 Cai Huawu(Changsha Municipal Engineering Co.,Ltd.,Changsha,China)

机构地区：[1]长沙市市政工程有限责任公司,湖南长沙

出　　处：《科学技术创新》2023年第5期187-190,共4页Scientific and Technological Innovation

摘　　要：根据某三跨预应力混凝土连续刚构桥梁施工现场环境条件,拟运用挂篮与过渡墩形成吊架方案对合龙段、现浇段进行施工。基于该桥梁工程施工特点,论述了现浇段吊架施工的整体方案设计,并通过对吊篮受力状况的分析,总结了施工技术要点,验证了所采用施工方案的可行性,旨为同类工程施工提供了技术参考。According to the environmental conditions of the construction site of a three-span prestressed concrete continuous rigid frame bridge,it is proposed to use the hanging basket and transition pier to form a hanger scheme to construct the closure section and cast-in-situ section.Based on the construction characteristics of the bridge project,discusses the overall scheme design of the cast-in-place section hanger construction,summarizes the key points of construction technology through the analysis of the stress condition of the basket,verifies the feasibility of the adopted construction scheme,and aims to provide technical reference for the construction of similar projects.

关 键 词：边跨现浇段 挂篮系统 施工技术 

分 类 号：U445.57[建筑科学—桥梁与隧道工程]