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长效型主动融雪沥青混合料路用性能试验

Keywords: 道路工程,沥青路面,试验分析,长效型主动融雪沥青混合料,约束试件温度应力试验

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Abstract:

为全面验证Mafilon材料置换矿粉后沥青混合料的路用性能,进行了室内试验并现场观测了该沥青混合料的融冰化雪能力。对比不同Mafilon掺量的沥青混合料的性能差异,结果表明在相同矿料级配条件下,长效型主动融雪沥青混合料高温性能优良,Mafilon掺量对沥青混合料的低温性能基本没有影响。3种沥青混合料的水稳定性满足规范要求,但是水稳定性能随Mafilon掺量的增加而降低。从室内和试验路长效型主动融雪沥青混合料的除冰雪效果看,Mafilon置换矿粉比例越高,其除冰雪效果越明显。

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