摘要
钱江四桥主桥上部结构为11跨钢管混凝土系杆拱桥,拱肋管径最大达170 cm。介绍钢管混凝土配合比设计,泵送顶升法浇注管内混凝土工艺,以及管内混凝土质量的控制和检测。
The superstructure of main bridge of the 4th Qiantangjiang River Bridge is an 11- span concrete-filled steel tube tied arch bridge with the largest diameter of the arch rib steel tube 170 cm. In this paper, the mix proportioning design of the concrete filled into the steel tubes of the Bridge and concrete construction technology by pumping-up method are presented, and the quality control and inspection for the concrete in the tubes are described as well.
出处
《桥梁建设》
EI
CSCD
北大核心
2006年第2期64-66,共3页
Bridge Construction
关键词
系杆拱桥
钢管混凝土结构
桥梁施工
tied arch bridge
concrete-filled steel tube structure
bridge construction
