大跨径预应力桥梁工程中悬臂节段箱梁挂篮施工技术  

Construction Technology of Cantilever Segmental Box Girder Hanging Basket in Long-span Prestressed Bridge Engineering

作　　者：詹童 Zhan Tong(CCCC Road and Bridge South Engineering Co.,Ltd.,Chengde,China)

机构地区：[1]中交路桥南方工程有限公司,河北承德

出　　处：《科学技术创新》2023年第8期132-135,共4页Scientific and Technological Innovation

摘　　要：目前城市基础设施建设也处在一个逐步完善的时期。交通运输业在国家和社会中的地位日益提高。在我国的交通网络中,多个项目都有其独特的特点。公路工程施工质量的优劣,将直接关系到整个公路网络的质量。本文结合一座大跨径桥的建设实例,对悬臂式节段箱梁挂篮法进行了阐述,并对其施工工艺进行了优化和改进,以期达到提高大跨径桥质量的目的。Currently,urban infrastructure construction is also in a period of gradual improvement.The status of transportation industry in the country and society is increasingly improving.In China's transportation network,every project such as highways,railways,and urban roads has its unique characteristics.The quality of highway engineering construction will directly affect the quality of the entire highway network.Based on the construction example of a long span bridge,this paper expounds the cantilever segmental box girder hanging basket method,and optimizes and improves its construction technology in order to achieve the goal of improving the quality of the long span bridge.

关 键 词：大跨度桥梁施工 预应力 混凝土桥梁 悬臂节段箱梁 挂篮施工 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]