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沥青稳定碎石水稳定性试验评价

Communications Standardization(2007)

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Abstract
选择三种沥青稳定碎石级配,通过大型马歇尔试验确定最佳沥青用量进行残留稳定度试验、真空饱水残留稳定度试验及冻融劈裂试验,分别对比三种试验方法的试验结果显示,仅简单进行浸水残留稳定度试验,水分无法很好地介入沥青膜与集料的界面,对混合料水损坏的模拟不够充分,而后两种试验在试验结果上表现出一定的一致性,并能够体现出不同级配之间的差异,是在性能验证中可以使用的评价方法。
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Key words
large-sized Marshall stability test,asphalt treated base(ATB),water stability performance,water damage,freeze-thaw split test
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