| 按PG等级规范评价应力吸收层沥青性能 |
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| 引用本文： | 李迎,吴玉辉,南雪峰.按PG等级规范评价应力吸收层沥青性能[J].北方交通,2007(1):23-25. |
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| 作者姓名： | 李迎 吴玉辉 南雪峰 |
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| 作者单位： | 同济大学,上海,200092;辽宁省交通科学研究院,沈阳,110015;沈阳建筑大学,沈阳,110168 |
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| 摘 要： | 根据SHRP提出的按性能分级(PG)的沥青胶结料标准规范,对用于应力吸收层的沥青进行了性能评价,结果表明所选择的沥青满足应力吸收层的要求。
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| 关 键 词： | PG等级 应力吸收层 沥青 反射裂缝 |
Performance of Asphalt as Stress Absorption Layer, Evaluated According to PG Grade Specifications |
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| Authors: | Li Ying |
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| Abstract: | In terms of SHRP, the paper advances standard specifications for asphalt binder graded following the performances, and makes performance evaluation on asphalt as stress absorption layer. Applied results have proven that selected asphalt can satisfy needs for the stress absorption. |
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| Keywords: | PG grade Stress absorption layer Asphalt Reflection crack |
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