公路旧桥车辆通行能力的荷载试验验证  

Load Test Verification of Highway Old Bridge Vehicle Traffic Capacity

作　　者：周叶军 

机构地区：[1]江西交通科学研究院,南昌市330038

出　　处：《北方交通》2014年第7期42-44,共3页Northern Communications

摘　　要：某跨江公路大桥引桥40m简支预应力混凝土小箱梁,运营过程中出现腹板超宽斜裂缝、横隔板断裂等病害,通过静荷载试验与理论分析,评价桥跨实际承载能力,为同类工程试验研究及设计提供一些参考。Certain highway bridge across the river 40 m simply support prestressed concrete small box girder, which suffers diseases of web superwide diagonal crack and transverse diaphragm crack during the operation, through the static load test and theoretical analysis, the actual bearing capacity of bridge spans has been evaluated and providing some reference for similar engineering test research and design.

关 键 词：混凝土小箱梁 承载能力 荷载试验 

分 类 号：U446[建筑科学—桥梁与隧道工程]