大跨度铁路桥连续梁施工技术  

Construction Technology of Continuous Beam of Long-Span Railway Bridge

作　　者：李楠 LI Nan(China Railway 22nd Bureau Group Corporation Limited,Beijing 100043,China)

机构地区：[1]中铁二十二局集团有限公司,北京100043

出　　处：《工程建设与设计》2024年第14期131-133,共3页Construction & Design for Engineering

摘　　要：以某大跨度桥梁工程为背景,全面分析该项目的梁体线形整体控制和连续梁施工技术,并提出悬浇连续箱梁0#块支架设计及施工、悬浇段施工、合龙段施工以及连续梁体混凝土施工等技术要点。成功地保证了该工程的整体质量,实现了悬浇连续箱梁的顺利施工。Based on the background of a long-span bridge project,the overall control of beam body alignment and continuous beam construction technology of the project are comprehensively analyzed,and the technical points such as the design and construction of 0#block support,the cantilever section construction,the construction of closing section and the concrete construction of continuous beam body are put forward.The whole quality of the project is ensured successfully,and the smooth construction of the suspended continuous box girder is realized.

关 键 词：连续梁 大跨度铁路桥梁 混凝土施工 

分 类 号：U448.215[建筑科学—桥梁与隧道工程]