| 小管线附桥架设方法探讨 |
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| 引用本文： | 陶宏伟. 小管线附桥架设方法探讨[J]. 天然气与石油, 1998, 16(1): 9-10 |
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| 作者姓名： | 陶宏伟 |
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| 作者单位： | 四川石油管理局输气公司 |
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| 摘 要： | 天然气管道在跨越河流时，可利用附近的桥梁，依附于桥梁的结构承载重量架设。本文着重对小管径管线附桥架设方法探讨。附桥敷管大致有四种方案，一是敷管在桥梁预留孔内；二是敷管在专设承重构件上；三是利用桥墩架设；四是悬管在人行道下，对四种方案在安全、经济、施工管理方面比较说明，然后对热补偿问题进行了探讨。
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| 关 键 词： | 天然气管道 跨越工程 补偿器 |
On Aerial Crossing of Small-Diameter Gas Pipeline by Virtue of Near Existing Bridge |
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| Tao Hongwei. NGO,. On Aerial Crossing of Small-Diameter Gas Pipeline by Virtue of Near Existing Bridge[J]. Natural Gas and Oil, 1998, 16(1): 9-10 |
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| Authors: | Tao Hongwei. NGO |
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| Abstract: | In gas pipeline aerial croning over river,it can ben attached to near existing bridge withappropriate structural load-supporting capability. This paper introduces four kinds of small-diameterbility,economy,construction and management,discusses thermal compensation. |
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| Keywords: | Natural gas Pipeline aerial crossing Compensator. |
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