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预应力混凝土连续箱梁桥的静动载试验研究
Static and Dynamic Load Tests of Prestressed Concrete Continuous Box Beam Bridge
【摘要】 通过一座新建的部分预应力混凝土连续箱梁桥的通车静动载试验 ,测试了桥梁在试验荷载作用下的工作状态 ,测定了结构的强度、刚度及抗裂性能 ,并将实际测试值与理论计算值进行了比较 ,从而判断了该桥梁整体结构的安全承载能力和使用条件
【Abstract】 Though static and dynamic traffic tests of a newly built partly prestressed concrete continuous box beam bridge ,working conditions of the bridge are detected under testing load, its structural strength, stiffness and its crack resistance property are determined, the measured value is theoretically contrasted with calculated one, thus safe loading ability and application conditions of the integral bridge structure are estimated.
【关键词】 高架桥;
连续梁;
静载荷;
动载荷;
试验;
挠度;
应变;
【Key words】 viaduct; continuous beam; static load; dynamic load; test; bending; strain;
【Key words】 viaduct; continuous beam; static load; dynamic load; test; bending; strain;
- 【文献出处】 江汉石油学院学报 ,Journal of Jianghan Petroleum Institute , 编辑部邮箱 ,2002年03期
- 【分类号】U448.215
- 【被引频次】6
- 【下载频次】97