| 橡胶沥青混合料低温抗裂性能评价 |
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| 引用本文： | 肖川,蒋兴华,肖治微,董艳.橡胶沥青混合料低温抗裂性能评价[J].交通科技与经济,2010,12(3):44-47. |
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| 作者姓名： | 肖川 蒋兴华 肖治微 董艳 |
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| 作者单位： | 1. 重庆交通大学土木建筑学院,重庆,400074
2. 西南科技大学土木工程与建筑学院,四川绵阳,621000 |
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| 摘 要： | 为评价橡胶沥青混合料AR-OSMA-13与SBS-SMA-13混合料的低温性能，采用低温弯曲试验，以破坏强度、破坏应变与劲度模量作为评价指标进行低温性能对比分析。通过室内试验结果得出：与SBS-SMA-13混合料相比，橡胶沥青混合料有较低的脆化点温度、较大的低温应变及劲度模量，呈现出很好的低温抗裂性能。橡胶沥青混合料拥有出众的低温路用性能，完全能够应用于高等级公路建设中。
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| 关 键 词： | 道路工程 橡胶沥青 混合料 低温弯曲试验 抗裂性能 |
Study on Low Temperature Crack Resistance Performance of Asphalt-rubber Mixture |
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| XIAO Chuan,JIANG Xing-hua,XIAO Zhi-wei,DONG Yan.Study on Low Temperature Crack Resistance Performance of Asphalt-rubber Mixture[J].Technology & Economy in Areas of Communications,2010,12(3):44-47. |
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| Authors: | XIAO Chuan JIANG Xing-hua XIAO Zhi-wei DONG Yan |
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| Institution: | 1.School of Engineering&Architecture/a>;Chongqing Jiaotong University/a>;Chongqing 400074/a>;China/a>;2.School of Engineering & Architecture/a>;Southwest University of Science and Technology/a>;Sichuan 621000/a>;China |
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| Abstract: | To analyze the low temperature performance of AR-OSMA-13 and SBS-SMA-13,choosing the low temperature bending test with failure strength,failure stain and stiffness modulus to make comparative analysis.The results show that:asphalt-rubber mixture possesses the better brittle point temperature,low temperature stain and stiffness modulus,so it has excellent low temperature performance and can be used in high-grade highway construction. |
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| Keywords: | road engineering asphalt-rubber mixture low temperature bending test crack resistance performance |
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