| 昆明二环路系统桥梁结构荷载等级的分析 |
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| 引用本文： | 刘芳,魏立新,刘力英. 昆明二环路系统桥梁结构荷载等级的分析[J]. 中国市政工程, 2007, 0(6): 17-19,22 |
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| 作者姓名： | 刘芳 魏立新 刘力英 |
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| 作者单位： | 广州市市政工程设计研究院,广东,广州,510060 |
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| 摘 要： | 昆明市主城二环路系统是由高架系统和地面系统构成的双层系统。分析了影响桥梁结构荷载等级的主要因素:相关规范规定、交通功能及服务对象、既有桥梁的利用与否、拟利用的既有桥梁的原设计荷载等级、投资控制、技术措施及运营期的管养等,得到了桥梁结构的汽车荷载等级的合理结论。
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| 关 键 词： | 城市道路 城市桥梁 荷载等级 交通功能 旧桥利用 |
| 文章编号： | 1004-4655（2007）06-0017-03 |
| 收稿时间： | 2007-07-21 |
| 修稿时间： | 2007-07-21 |
Analysis of Structural Load Grades of Bridges on the 2nd Ring Rd. System in Kunming |
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| LIU Fang,WEI Li-xin,LIU Li-ying. Analysis of Structural Load Grades of Bridges on the 2nd Ring Rd. System in Kunming[J]. China Municipal Engineering, 2007, 0(6): 17-19,22 |
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| Authors: | LIU Fang WEI Li-xin LIU Li-ying |
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| Abstract: | The 2nd Ring Rd.system in the urban area of Kunming is bilevel,composed of the viaduct and ground road.Analysis is made hereby of the major factors affecting the structural load grade of the bridge,the related codes and stipulations,traffic function and objects to serve,utilization of existing bridges and their original design load grade,investment control,technical measures,maintenance in service period,etc.,for adequate car load grades to the bridge structure. |
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| Keywords: | load grade traffic function utilization of existing bridges |
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