| 九江长江公路大桥索塔清水混凝土的耐久性设计 |
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| 引用本文： | 何伟兵.九江长江公路大桥索塔清水混凝土的耐久性设计[J].上海公路,2011(4):43-46. |
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| 作者姓名： | 何伟兵 |
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| 作者单位： | 江西省交通运输厅福银高速九江长江公路大桥项目建设办公室,江西九江,332000 |
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| 基金项目： | 江西省交通运输厅科技项目(2010C00012) |
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| 摘 要： | 九江长江公路大桥是"7918"国家高速公路网规划中福州至银川主线的重要组成部分,路线全长25.19 261 km,使用年限100年。项目地处酸雨控制区,混凝土工程质量要求较高,针对服役环境及功能需求,采用C50清水混凝土泵送工艺施工大桥索塔,因此从保障结构安全服役的耐久性角度,对原材料选择,配合比设计、浇筑振捣及养护方法等各个环节提出了具体要求,以确保混凝土的颜色、表面观感和施工质量符合要求。
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| 关 键 词： | 索塔 高性能清水混凝土 耐久性 |
Durability design for the fair-faced concrete pylon of Jiujiang Yangtze River Highway Bridge |
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| HE Weibing.Durability design for the fair-faced concrete pylon of Jiujiang Yangtze River Highway Bridge[J].Shanghai Highways,2011(4):43-46. |
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| Authors: | HE Weibing |
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| Abstract: | The Jiujiang Yangtze River Highway Bridge,which is an important component of Fuzhou to Yinchuan expressway in 7918 program of national expressway network.It is 25.19261 kilometers long totally and has a design service life of 100 years.The bridge locates in acid rain control regions,which requires higher quality of concrete engineering.C50 fair-faced concrete pumping construction technology is adopted for the pylon construction according to the service environment and functional requirements.In view of the ... |
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| Keywords: | Pylon High Performance Fair-faced Concrete Durability |
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