体外预应力钢箱—混凝土结合梁桥发展与应用

摘要

介绍了体外预应力钢箱—混凝土结合连续梁桥的定义和结构特点,阐述了体外预应力结合梁体系国内外研究历史,以及在国内外的实际工程中的应用,指出了体外预应力钢箱—混凝土结合连续梁桥的发展方向。%This paper introduced the definition and structure characteristics of external prestress steel box-concrete composite beam bridge,elaborated the domestic and foreign research history of prestress composite girder as well as its actual project application at home and abroad,pointed out the development direction of external prestress steel box-concrete composite beam bridge.