宿淮铁路京杭运河钢管拱安装施工技术

摘要

针对宿淮铁路跨京杭运河特大桥现场施工难点,介绍了钢管拱施工技术,分别阐述了施工总体方案及施工工序,并对拱肋吊装,横撑吊装等关键工序施工作了具体说明,为今后同类工程提供了宝贵经验。%In light of in-situ construction difficulties of Jing-Hang canal bridge for Su-Huai railway,it introduces the steel tube arch construction technology,respectively describes the overall construction program and construction procedure,and illustrates arch l