中文核心期刊
CSCD来源期刊
中国科技核心期刊
RCCSE中国核心学术期刊

重庆交通大学学报(自然科学版) ›› 2007, Vol. 26 ›› Issue (6): 46-49.

• • 上一篇    下一篇

大跨径连续刚构桥跨中下挠的成因及对策

齐东春,张永水,李强   

  1. 重庆交通大学土木建筑学院,重庆 400074
  • 收稿日期:2006-11-06 修回日期:2006-12-04 出版日期:2007-12-15 发布日期:2015-01-22
  • 作者简介:齐东春(1978—),男,湖北宜昌人,硕士研究生,主要研究方向为桥梁结构理论和施工监控.E-mail:qidongchun@163.com.

Reason Analysis and Countermeasures for Excessive Deflection of Midspan in Long-Span Continuous Rigid Frame Bridges

QI Dong-chun,ZHANG Yong-shui,LI Qiang   

  1. School of Civil Engineering&Architecture,Chongqing Jiaotong University,Chongqing 400074,China
  • Received:2006-11-06 Revised:2006-12-04 Online:2007-12-15 Published:2015-01-22

摘要: 跨中下挠过大是目前国内大跨径连续刚构桥的主要病害之一.对跨中下挠过大的原因进行了全面的分析,并 在此基础上提出了有效的改进措施.

关键词: 连续刚构桥, 跨中下挠, 成因, 对策

Abstract: The excessive deflection in the midspan is one of the main faults in long-span continuous rigid frame bridges.This paper make a comprehensive analysis for the causes of the excessive deflection and find out the countermeasures for this problem.

Key words: continuous rigid frame bridge, excessive deflection in the midspan, reason analysis, countermeasures

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