多跨双曲拱桥的加固和载荷试验  

The strengthening and load test of multispan two-way curved arch bridge

作　　者：王天晴[1] 陈映棠[1] 董立恒 王璀瑾[2] 

机构地区：[1]山西省建筑科学研究院,山西太原030001 [2]大连理工大学,辽宁大连116024

出　　处：《山西建筑》2016年第10期145-147,共3页Shanxi Architecture

摘　　要：结合某多跨双曲拱桥的工程概况,从拱轴曲线方程、荷载计算、拱圈内力等方面,分析了该桥的结构性能,提出了拱桥加固的设计和施工方案,并通过载荷试验,验证了加固方案的有效性。Combining with the multi-span two-way curved arch bridge engineering conditions,starting from aspects of arch axis curve equation,load calculation and internal arch ring force,the paper analyzes the bridge structure performance,puts forward the arch bridge reinforcement design and construction scheme,and finally testifies the reinforcement scheme effectiveness through load test.

关 键 词：双曲拱桥 载荷试验 加固设计 拱圈 

分 类 号：U445[建筑科学—桥梁与隧道工程]