| 南方湿热地区50号硬质沥青路用性能研究 |
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| 引用本文： | 关志深.南方湿热地区50号硬质沥青路用性能研究[J].公路交通技术,2010(1):40-42,52. |
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| 作者姓名： | 关志深 |
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| 作者单位： | 广东华美加工程顾问有限公司,广州,510627 |
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| 摘 要： | 为深入了解A级50#道路石油沥青对改善南方湿热地区沥青路面抵抗水损害、高温永久变形及大交通量的影响,通过对A级50#、70#沥青及改性沥青拌制的沥青混合料水稳定性、高温稳定性抗压回弹模量和劈裂抗拉强度的各项指标进行试验分析,结果表明,50#硬质沥青在南方湿热地区可代替改性沥青用于中面层。
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| 关 键 词： | 湿热地区 硬质沥青 路用性能 研究 |
Research on Road Performance of No. 50 Hard Asphalt in Southern Humid and Tropic Areas |
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| GUAN Zhishen.Research on Road Performance of No. 50 Hard Asphalt in Southern Humid and Tropic Areas[J].Technology of Highway and Transport,2010(1):40-42,52. |
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| Authors: | GUAN Zhishen |
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| Institution: | GUAN Zhishen |
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| Abstract: | In order to deeply understand the improvement of class A No.50 road petroleum asphalt for asphalt pavement in southern humid and tropic areas against influences of water damages,high-temperature permanent deformation and large traffic volume,this paper carries out the test analysis for various indices including water stability,high-temperature stability,compressive resilience modulus and tensile splitting strength of the asphalt mixture from class A No.50 asphalt,No.70 asphalt and modified asphalt,and the r... |
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| Keywords: | humid and tropic areas hard asphalt road performance research |
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