桥梁工程中的预应力箱梁先简支后连续施工技术  

Construction technology of prestressed box girders in bridge engineering:simply supported and later continuous

作　　者：刘志发 LIU Zhifa(Zhonglian Luhai Group Co.,Ltd.,Xiamen 361000,China)

机构地区：[1]中联路海集团有限公司,福建厦门361000

出　　处：《中国高新科技》2023年第24期91-93,共3页

摘　　要：先简支后连续预应力混凝土的箱梁,由于具有较好的行车稳定性、施工便利性及经济性,在施工领域得到了广泛应用。文章通过具体的施工案例,阐述了先简支后连续梁式桥梁的施工工艺,以及施工技术控制措施,为今后类似桥梁的施工提供一定参考。Box beams with simple support followed by continwous prestressed concrete have been widely used in the construction field due to their good driving stability,construetion convenience,and economy,This article elaborates on the basic construction process of simply supported and then continuous beam bridges through specific construction examples,and briefly explains the construction technology control measures.It is hoped that this can provide certain reference signifcance for future construction technicians to the construction process of similar bridges.

关 键 词：临时支座 连续梁 预应力混凝土 

分 类 号：U445[建筑科学—桥梁与隧道工程]