| 沥青路面渗水性能测试研究 |
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| 引用本文： | 但汉成,李亮,何要超,赵炼恒,王峰.沥青路面渗水性能测试研究[J].公路交通科技,2009,26(8). |
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| 作者姓名： | 但汉成 李亮 何要超 赵炼恒 王峰 |
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| 作者单位： | 中南大学土木建筑学院,湖南,长沙,410075 |
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| 基金项目： | 交通部两部交通建没科技资助项目，湖南省交通厅交通项目 |
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| 摘 要： | 采用改进的渗水系数测试试验对湖南省在建高速公路沥青路面进行渗水系数测试.根据测试结果结合沥青路面渗水性能的评价方法对沥青路面各面层的渗水性能进行评价分析,得出了沥青路面不同沥青混合料类型的渗水性能差异,提出了沥青混合料不同公称最大粒径的沥青混合料路面检验用的建议指标.最后对路面结构层的透水性能的差异性进行了定性分析,分析表明:沥青路面各面层的渗水性表现出很大的变异性;粗粒式沥青混合料类型更易渗水;粗粒式沥青混合料掺入抗车辙剂其渗水性能会有所降低;渗水系数随着面层厚度的增加而增大;施工质量变异性造成了渗水系数沿路面横向的分布表现为超车道大于行车道.
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| 关 键 词： | 道路工程 沥青路面 渗水系数 沥青混合料 |
Study on Permeability Test of Asphalt Pavement |
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| DAN Hancheng,LI Liang,HE Yaochao,ZHAO Lianheng,WANG Feng.Study on Permeability Test of Asphalt Pavement[J].Journal of Highway and Transportation Research and Development,2009,26(8). |
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| Authors: | DAN Hancheng LI Liang HE Yaochao ZHAO Lianheng WANG Feng |
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| Institution: | School of Civil Engineering and Architecture;South Central University;Changsha Hunan 410075;China |
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| Abstract: | In order to study the permeability of pavement,an improved method for testing the infiltration coefficient of pavement was adopted into a section of expressway under construction in Hunan province.According to the test result and with combination of the evaluation method,the permeability of each surface course in asphalt pavement was evaluated and analyzed.The differences of permeability of different asphalt mixtures for asphalt pavement were obtained.On this basis,the suggested guidelines of different maxi... |
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| Keywords: | road engineering asphalt pavement permeability coefficient asphalt mixture |
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