预应力技术在首都城市桥梁上的应用  

Application of Prestressed Technology in the Urban Bridges of the Capital

作　　者：沈中治[1] 

机构地区：[1]北京市市政工程设计研究总院

出　　处：《城市道桥与防洪》1999年第2期18-20,共3页Urban Roads Bridges & Flood Control

摘　　要：预应力技术在北京城市桥梁上已广泛应用，它们有预应力独柱弯桥、点支承异型板桥、箱形预应力叉口桥、钢-混凝土联合梁桥等型式桥梁。本文分析了应用中存在的问题，并提出相应的建议。The prestressed technology has been widely used in Beijing urban bridges. They haveprestressed single column curved bridge, deformed plate bridge with single bearing, box pre-stressed Y-bridge,steel-concrete combined beam bridge etc. The paper analyzes the problems inthe application and puts forward the corresponing suggestion.

关 键 词：预应力技术 城市桥 独柱弯桥 异型板桥 

分 类 号：U448.15[建筑科学—桥梁与隧道工程]