同步顶升技术更换连续箱梁桥支座施工方案  

Construction Plan for Replacing the Bearing of Continuous Box Girder Bridge with Synchronous Lifting Technology

作　　者：罗文林[1] 吴海林[2] 刘志国[3] 

机构地区：[1]东南大学建筑设计研究院交通分院,江苏南京210096 [2]江苏宁杭高速公路有限公司,江苏南京210004 [3]江苏现代路桥有限责任公司,江苏南京210049

出　　处：《西部交通科技》2010年第5期62-66,共5页Western China Communications Science & Technology

摘　　要：文章结合工程实例,根据同步顶升技术更换连续梁桥支座的施工要求,设计出不同的顶升施工方案,并分析各方案的优缺点,提出最终的优化方案及施工控制要点。Combined with the construction practice and based on the construction require-ment of replacing the bearing of continuous box girder bridge with synchronous lifting technology,the article designs different lifting construction plans and analyzes advantages and disadvantages of each plan.A final optimal plan and construction key points are proposed in the end.

关 键 词：支座更换 同步顶升 盆式支座 

分 类 号：U445[建筑科学—桥梁与隧道工程]