| 南河大桥引道软土路基处治 |
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| 引用本文： | 吴叙彬,温志惠.南河大桥引道软土路基处治[J].广东公路交通,2008(1):30-33. |
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| 作者姓名： | 吴叙彬 温志惠 |
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| 作者单位： | 揭阳市公路勘察设计院,广东,揭阳,522031 |
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| 摘 要： | 南河大桥位于省道S236线揭阳市榕城区境内，全长498．54m。原桥1987年建成，改建工程将桥头引道与桥面一并拓宽为37．5m。引道工程地处冲积平原，地表以下0．8～20．0m基本为流塑淤泥层夹层，含有较多有机质。介绍了南河大桥引道软土路基的设计与加固方法。
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| 关 键 词： | 桥梁 引道 软基 处治方法 |
| 文章编号： | 1671-7619(2008)01-0030-03 |
| 修稿时间： | 2007年11月20 |
Treatment of Soft Roadbed of Nanhe Bridge Approach Road |
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| WU Xu-bin,WEN Zhi-hui.Treatment of Soft Roadbed of Nanhe Bridge Approach Road[J].Guangdong Highway Communications,2008(1):30-33. |
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| Authors: | WU Xu-bin WEN Zhi-hui |
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| Institution: | WU Xu - bin, WEN Zhi - hui (Jieyang Highway Survey and Design Institute, Jieyang, Guangdong 522031, China) |
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| Abstract: | This paper explains the design and consolidation methods of the soft roadbed of Nanhe Bridge approach road and the expected effect.Widening of the soft roadbed provides an effective way to reduce the sedimentation after completion of project and to prevent bridge jump. |
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| Keywords: | sand cushion bag sand well superload pre-pressure civil engineering fence |
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