| Superpave法确定大粒径沥青混合料级配设计的研究 |
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| 引用本文： | 林立. Superpave法确定大粒径沥青混合料级配设计的研究[J]. 交通标准化, 2010, 0(21): 39-42. DOI: 10.3869/j.issn.1002-4786.2010.11.007 |
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| 作者姓名： | 林立 |
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| 作者单位： | 开封市公路管理局,河南开封475004 |
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| 摘 要： | 在王兰高速公路大粒径沥青碎石下面层施工实践中,采用Superpave法来设计公称最大粒径为31.5mm的大粒径沥青混合料LSAM-30,确定其最佳油石比,并对最佳油石比下的LSAM-30进行路用性能检验,结果表明,采用Superpave法设计的大粒径沥青混合料具有优良的高温稳定性、水稳定性和抗渗性。
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| 关 键 词： | Superpave 级配设计 大粒径沥青混合料 路用性能 |
Using Superpave Method to Design Gradation of Large Stone Asphalt Mixture |
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| LIN Li. Using Superpave Method to Design Gradation of Large Stone Asphalt Mixture[J]. Communications Standardization, 2010, 0(21): 39-42. DOI: 10.3869/j.issn.1002-4786.2010.11.007 |
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| Authors: | LIN Li |
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| Affiliation: | LIN Li(Kaifeng City Highway Administration Bureau,Kaifeng 475004,China) |
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| Abstract: | In the practice of large stone asphalt gravel layer construction of Wanglou-Lankao Expressway,Superpave method is used to design large stone asphalt mixture LSAM-30 with nominal maximum particle size of 31.5mm,determine its optimal bitumen-aggregate ratio,and test LSAM-30＇s road performance with the optimal bitumen-aggregate ratio.The results show that the large stone asphalt mixture designed by Superpave method has excellent high-temperature stability,water stability,as well as impermeability. |
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| Keywords: | Superpave design of gradation large stone asphalt mixture mixture performance |
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