矮寨连续刚构桥合龙顺序分析及过程模拟计算  

Closure Sequence Analysis and Process Simulation of Aizhai Continuous Rigid Frame Bridge

作　　者：姚志立 余钱华[2] 胡惜亮[2] 曾振华[2] 

机构地区：[1]湖南省长沙高速公路建设开发有限公司,湖南吉首416000 [2]长沙理工大学土木与建筑学院,湖南长沙410004

出　　处：《公路工程》2012年第2期4-7,共4页Highway Engineering

摘　　要：基于理论分析,以湘西自治州矮寨连续刚构桥为工程背景,运用桥梁软件BRanalysis建立不同合龙顺序施工控制的仿真计算模型,分析不同合龙顺序对桥梁结构位移和应力的影响,探索该桥合龙的一般规律,提出合龙的可行性方案,并根据该合龙方案对合龙段做相关的计算,确保该桥的合龙顺利进行,为今后该类桥梁的分析、施工提供相应的参考。Based on the theoretical analysis,Xiangxi Autonomous Prefecture Aizhai continuous rigid frame bridge as engineering background,make use of bridge software BRanalysis to establish a construction control simulation model of the different closure＇s order,and analysis the impact of the different closure order on the bridge structure of the displacement and stress,to explore the general closure rules of the bridge,proposed the feasibility program of the closure and make related calculations for the closure program of the closure section,ensure the smooth closure of the bridge,and provide the corresponding reference for the analysis and construction of such bridges in the future.

关 键 词：连续刚构桥 合龙顺序 位移和应力 

分 类 号：U448.215[建筑科学—桥梁与隧道工程]