| 大粒径透水性沥青混合料水稳定性能对比研究 |
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| 引用本文： | 房建果,郭忠印,王松根. 大粒径透水性沥青混合料水稳定性能对比研究[J]. 建筑材料学报, 2009, 12(4): 493-496 |
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| 作者姓名： | 房建果 郭忠印 王松根 |
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| 作者单位： | 同济大学交通运输学院,上海,200092;山东省交通厅公路局,山东,济南,250002;同济大学交通运输学院,上海,200092;山东省交通厅公路局,山东,济南,250002 |
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| 摘 要： | 针对不同沥青用量的大粒径透水性沥青混合料(LSPM-30)进行了常规的浸水马歇尔试验、真空饱水马歇尔试验及冻融劈裂试验,结果表明:存在一个最佳的沥青用量,该沥青用量使得LSPM-30沥青混合料的残留稳定度和残留强度比达到最大值;浸水马歇尔试验和冻融劈裂试验对于评价LSPM-30沥青混合料的水稳定性有一定局限性.采用汉堡车辙试验对比分析了LSPM-30,OGFC-16,SMA-13,AC-251这4种沥青混合料的水稳定性,结果表明:LSPM-30,OGFC-16,SMA-13这些骨架嵌挤型的沥青混合料有较好的水稳定性;汉堡车辙试验较适于用来评价LSPM-30的水稳定性.
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| 关 键 词： | 大粒径透水性沥青混合料 浸水马歇尔试验 真空饱水马歇尔试验 冻融劈裂试验 汉堡车辙试验 水稳定性 |
Comparative Study on Moisture Susceptibility of Large Stone Porous Asphalt Mixtures |
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| FANG Jian-guo,GUO Zhong-yin,WANG Song-gen. Comparative Study on Moisture Susceptibility of Large Stone Porous Asphalt Mixtures[J]. Journal of Building Materials, 2009, 12(4): 493-496 |
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| Authors: | FANG Jian-guo GUO Zhong-yin WANG Song-gen |
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| Affiliation: | 1;2;1.School of Traffic and Transportation Engineering;Tongji University;Shanghai 200092;China;2.Road Bureau of Traffic Department of Shandong Province;Jinan 250002;China |
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| Abstract: | Immersion Marshall test,vacuum water-saturated Marshall test and freeze-thaw splitting test for large stone porous asphalt mixtures(LSPM-30) with different asphalt content were conducted.Test results show that there is an optimum asphalt content at which retained stability and retained strength ratio of specimen reach the maximum.The immersion Marshall test and freeze-thaw splitting test have certain(limi-)(tation) to evaluate moisture susceptibility of LSPM-30.Comparative study on moisture susceptibility o... |
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| Keywords: | large stone porous asphalt mixture immersion Marshall test vacuum water-saturated Marshall test freeze-thaw splitting test Hamburg wheel-tracking test moisture susceptibility |
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