【摘要】 浙江省平湖市海盐塘桥 ,主桥跨径为 30 m +72 m +30 m的自锚式悬索桥 ,上部结构采用混凝土箱梁 ,主缆锚固在主梁端和主梁跨中 ,主缆外包钢管混凝土索套 ,塔梁固结 ,设计构思独特 ,为该类桥型中首创。以该桥为工程背景 ,介绍这类桥梁设计构思 ,并通过计算分析 ,说明这类桥梁的受力特性 ,并对这种独特桥型的发展、应用前景进行了分析。更多还原

【Abstract】 The Haiyantang Bridge in Pinghu City is a self-anchored suspension bridge with three spans (30+72+30)m.In the superstructure,the concrete box girder is used,the cables are anchored both in the end and in the middle of the main girder,and the cable are surrounded by the concrete steel tube.The design conception and the calculation analysis are introduced.更多还原