整体顶升技术在城市桥梁改造中的应用  

Application of Integral Jacking Technology in Urban Bridge Transformation

作　　者：吴巨贵[1] 丁晓峰[2] 

机构地区：[1]南京市市政设计研究院有限责任公司,江苏南京210008 [2]江苏省交通科学研究院股份有限公司,江苏南京210017

出　　处：《现代交通技术》2013年第3期54-56,共3页Modern Transportation Technology

摘　　要：综合考虑经济、环保、方案可行性和工期等方面的因素,采用顶升技术将桥梁整体抬高,解决城市桥梁桥下船舶通行净空不足的问题。文章详细介绍了桥梁整体同步顶升的设计要点和施工过程,结合现行规范,从理论上分析了顶升方案的可行性,并通过实际工程进行验证。In comprehensive consideration of economic, environmental protection, feasiblity and other factors, jacking tech- nique is used for bridge integral jacking to solve the insufficient of clear space under bridge. This paper introduces the design points and construction process. Combined with the standard, it＇s feasiblity is analyzed theoretically and the effect of bridge integrally jacking up is verified by practice, which could provide reference for similar engineerings.

关 键 词：桥梁工程 整体顶升 顶升方案 施工要点 

分 类 号：U445.6[建筑科学—桥梁与隧道工程]