广州地铁四号线沙湾特大桥梁体动力性能试验研究  

Experimental Study on Dynamic Performance Shawan Large Bridge Guangzhou Metro Line 4

作　　者：孙立鑫[1] 

机构地区：[1]广州市地下铁道总公司运营事业总部,广东广州510308

出　　处：《科技与创新》2014年第20期107-108,共2页Science and Technology & Innovation

摘　　要：桥梁动力性能试验是鉴定桥梁能否安全使用的主要手段。以广州地铁四号线沙湾特大桥为例,介绍了桥梁动力性能的试验方法,并对试验结果作了简要分析。对地铁桥梁动力性能试验方法的的研究,为今后不断完善地铁桥梁结构的设计和运营维护提供了一定的参考依据。Bridges dynamic performance test is the primary means of identification of the bridge can be used safely. Guangzhou Metro Line 4 Sandy Bridge, for example, describes the test methods for the dynamic performance of the bridge, and the test results are briefly analyzed. Research on the subway bridge dynamic performance test method for the future and constantly improves the design and operation of metro bridge structure provides certain reference maintenance.

关 键 词：桥梁 动力性能试验 试验方法 自振频率 

分 类 号：U442.5[建筑科学—桥梁与隧道工程]