一座独特的木拱桥  

A Special Timber Arch Bridge

作　　者：杨士金[1] 

机构地区：[1]同济大学,上海200092

出　　处：《结构工程师》2000年第1期1-3,共3页Structural Engineers

摘　　要：上海青浦区金泽镇建成一座结构独特、造型别致的木拱桥———普庆桥 ,重现了北宋张择端《清明上河图》中所绘的桥式。本文介绍单孔木结构叠梁拱的结构特点、受力分析和无支架的施工方法 。There is a timber bridge, named Pu Qing Bridge which is elegant in structure and formation, constructed in the town of Jinze, Qingpu County of Shanghai. This bridge is originated form a timber arch bridge called Rainbow Bridge on the Bian Shui River, which appears in the famous Song painting 'River Side Scene at the Qingming Festival' by Zhang Zeduan. This article introduces the structure feature in single arch timber structure of combined beam arch bridges, analysis of the force capacity and the construction method of non falsework, attaining the aim of making the past serve the present.

关 键 词：木拱桥 叠梁桥 木框架 无支架 施工方法 

分 类 号：U448.31[建筑科学—桥梁与隧道工程]