基于双轴加速加载试验的沥青路面车辙预测模型
发布时间:2018-12-13 11:15
【摘要】:为研究重载交通作用下沥青路面车辙变化规律,铺筑了室内沥青混凝土面层水泥稳定碎石基层的试验路。在室内常温加载和路面加热至42℃两种工况下,利用自主研发的加速加载设备进行双轴加速加载试验,试验过程中对温度、车辙和应变进行监测,依据车辙变化规律建立了轴重160 kN双轴双轮加载条件下沥青混凝土路面车辙预测模型。研究结果表明:双轴双轮组加载时同样加载次数条件下车辙深度大于单轴加载车辙深度,所建立的模型更适合当前道路交通情况。通过对比分析验证了该模型的正确性。
[Abstract]:In order to study the rutting change of asphalt pavement under heavy traffic load, the experimental road of cement stabilized macadam base course of indoor asphalt concrete surface was built. Under two working conditions of indoor normal temperature loading and pavement heating to 42 鈩,
本文编号:2376445
[Abstract]:In order to study the rutting change of asphalt pavement under heavy traffic load, the experimental road of cement stabilized macadam base course of indoor asphalt concrete surface was built. Under two working conditions of indoor normal temperature loading and pavement heating to 42 鈩,
本文编号:2376445
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