无导梁大跨度钢梁连续顶推施工技术应用分析  

Application Analysis of Continuous Launching Construction Technology for Largespan Steel Beam without Guide Beam

作　　者：付华 FU Hua(Guizhou Highway Engineering Group Co.,Ltd,Guiyang,Guizhou 550000)

机构地区：[1]贵州省公路工程集团有限公司,贵州贵阳550000

出　　处：《现代工程科技》2022年第12期55-58,共4页Modern Engineering Technology

摘　　要：结合纳晴高速公路牂牁江特大桥引桥钢混组合梁的施工方案,分析高速公路钢混组合梁、钢桁梁等钢结构上部构造施工中无导梁大跨度钢梁连续顶推技术的应用,以确保项目的安全实施,为行业相关人员提供参考。Combined with the construction scheme of the approach steel-concrete composite beam of Zangke River Bridge on Naqing Expressway,this paper discusses the application of continuous jacking technology for large-span steel beams without guide beams in the construction of steel structures such as steel-concrete composite beams and steel trusses on expressways.

关 键 词：高速公路 无导梁顶推 牵引式顶推 钢混组合梁施工 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]