大吨位球型钢支座安装技术  

Installation Technology for Large Tonnage Spherical Steel Bearings

作　　者：查道宏[1] 

机构地区：[1]中铁大桥局集团第四工程有限公司,南京210031

出　　处：《铁道建筑技术》2011年第4期1-3,共3页Railway Construction Technology

摘　　要：大胜关长江大桥主桥钢梁支座自重大、尺寸大,安装质量要求高。以钢支座安装为工程实例,对6～8号墩和0～5号墩钢梁支座安装方法进行介绍,重点阐述了保证支座安装质量的关键技术措施。The spherical steel bearings are very heavy and large scale,which used for the main bridge of Nanjing Dashengguan Yangtze River Bridge.It needs very high installation quality.The installation method of spherical steel bearings used for steel girders of No.6-8 and No.0-5 piers was detailedly presented in this paper,taking installation of spherical steel bearing for example.The key technical measures on ensuring installation quality were introduced particularly.

关 键 词：大吨位钢支座 安装技术 砼灌筑 

分 类 号：U443.36[建筑科学—桥梁与隧道工程]