原创：既有铁路桥梁平移施工技术 - 经济法律论文发表 - xzbu.com 中国论文网 关键词:既有桥梁;顶升;滑道;落梁 [gap=268]Keywords: both bridge; Roof up; Slide; Fall beam
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Recently, bridge accidents occur from time to time, which bring more and more attention to safety of existing bridges all over the world. Now the safety evaluation of bridge is becoming the hot problem in the research of bridge engineering.
随着世界范围内桥梁事故的时有发生，世界各国对既有桥梁结构的安全性日益关注，桥梁结构的安全性评价工作已经成为桥梁工程领域研究的热点问题。
参考来源 - 基于模糊神经网络的钢管混凝土拱桥安全性评价方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
然而，既有桥梁承载力不足、病害、老化以及破损等一直是世界性难题。
However, insufficient capacity of existing Bridges, disease, aging and other damage has been a global problem.
既有桥梁的养护维修、鉴定评估和加固改造也已经成为工程界的热点问题。
Servicing, assessment and reconstruction for existing bridges have become the focus in engineering field.
通过监测，说明对既有桥梁进行监控是保证既有桥梁安全性和使用性能的有效手段。
Through the monitoring example, to monitor and control the existing bridge was proved to be an effective means of guaranteeing its safety and performance when constructing the new trestle.
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