摘要
选择上杭南门大桥旧桥拆除实例进行分析,在简要介绍本工程情况后,提出了三种桥面拆除方案,通过综合比选的方式,最终确定了"直接利用长臂凿岩机对拱桥受力部分(拱肋部分)进行拆除"的拆除思路,并对旧桥拆除期间的技术要点以及拆除效果进行了分析与研究。
The article analyzes an old bridge demolishing scheme of Shanghang Nanmen Bridge, briefly introduces the situation of the project, and puts forward the three bridge pavement demolishing schemes.Through the comprehensive comparison and selection, the article finally defines the demolishing thinking of'directly using long-arm drilling machine to demolish the stress part(arch rib) of arch bridge, and analyzes and studies the technical gist and demolishing effect of old bridge demolishing.
出处
《城市道桥与防洪》
2014年第12期137-139,15,共3页
Urban Roads Bridges & Flood Control
关键词
旧桥
拆除
方案
技术要点
效果
old bridge,demolishing,scheme,technical gist,effect
