洋房子双线特大桥连续梁悬臂施工分析  

Analysis on Cantilever Construction of Continuous Beamsof Yangfangzi Double-Track Super Large Bridge

作　　者：张欢 ZHANG Huan(China Railway 18th Bureau Group Fourth Engineering Co.,Ltd.,Tianjin 300350)

机构地区：[1]中铁十八局集团第四工程有限公司,天津300350

出　　处：《常州工学院学报》2022年第6期9-13,共5页Journal of Changzhou Institute of Technology

摘　　要：连续梁悬臂浇筑施工技术,在施工效率、安全性、稳定性等方面有显著的优势,是目前桥梁工程施工的主流方式。文章结合洋房子双线特大桥施工实际情况,分析了挂篮施工、预应力、合龙段的施工要点。同时指出,对各道工序的施工质量要进行严格控制,才能将各种安全隐患、质量事故扼杀在萌芽状态,更好地保证桥梁工程的稳定性,提升施工质量。The cantilever pouring construction technology of continuous beams has significant advantages in construction efficiency,safety,stability,etc.,and is the mainstream method of bridge construction at present.Combined with the actual construction situation of Yangfangzi double-track super large bridge,the construction key points concerning the hanging basket construction,prestressing force and closure section are analyzed.Besides,it is pointed out that the construction quality of each process should be strictly controlled so that various safety hazards and quality accidents can be prevented in the bud,thus better ensuring the stability of the bridge project and improving the construction quality.

关 键 词：洋房子双线特大桥 连续梁悬臂施工 挂篮 预应力 

分 类 号：U445.466[建筑科学—桥梁与隧道工程]