| 布敦岩沥青混合料路用性能研究 |
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| 引用本文： | 李瑞霞,郝培文,王春,张庆. 布敦岩沥青混合料路用性能研究[J]. 武汉理工大学学报, 2011, 0(9): 50-54 |
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| 作者姓名： | 李瑞霞 郝培文 王春 张庆 |
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| 作者单位： | 长安大学特殊地区公路工程教育部重点实验室; |
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| 基金项目： | 国家自然科学基金(50578016) |
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| 摘 要： | 为了分析布敦岩沥青混合料的路用特性,分别对基质沥青混合料、不同掺量布敦岩沥青混合料和SBS改性沥青混合料进行路用性能对比试验研究。结果表明,布敦岩沥青可以显著改善沥青混合料的高温稳定性、水稳定性、低温抗裂性和抗疲劳性能。综合考虑性能变化规律以及经济因素,推荐布敦岩沥青的合理掺量为3.5%。
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| 关 键 词： | 布敦岩沥青 沥青混合料 路用性能 合理掺量 |
Study on Pavement Performances of BRA Modified Asphalt Mixture |
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| LI Rui-xia,HAO Pei-wen,WANG Chun,ZHANG Qing. Study on Pavement Performances of BRA Modified Asphalt Mixture[J]. Journal of Wuhan University of Technology, 2011, 0(9): 50-54 |
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| Authors: | LI Rui-xia HAO Pei-wen WANG Chun ZHANG Qing |
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| Affiliation: | LI Rui-xia,HAO Pei-wen,WANG Chun,ZHANG Qing (Key Laboratory for Special Area Highway Engineering of Ministry of Education,Chang'an University,Xi'an 710064,China) |
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| Abstract: | In order to analyze the pavement characteristics of Buton Rock Asphalt(BRA for short) modified asphalt mixture,the contrast tests of pavement performances were studied for base asphalt mixture,BRA modified asphalt mixture with different contents and SBS modified asphalt mixture.The results indicate that BRA can significantly improve the high temperature stability,water stability,low temperature anti-cracking and fatigue property of asphalt mixture.By comprehensive consideration the changes of performances a... |
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| Keywords: | buton rock asphalt asphalt mixture pavement performances reasonable content |
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