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Early Age Field Performance Assessment of Porous Asphalt Pavement on Yan-Tong Expressway in China

机译:中国烟通高速公路多孔沥青路面的早期现场性能评估

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摘要

With their quick drainage, enhanced skid resistance under wet conditions, noise-reducing effect and lessened splashing and spraying, porous asphalt pavements are now getting more and more attentions. Since the research and application of porous asphalt pavements have just started in China at present, there are no corresponding design and construction specifications. Therefore, it is essential to verify the design through the actual field performance. This paper summarizes a long term performance monitoring study on Yan-Tong Expressway, which includes a section of porous asphalt surface together with stone mastic asphalt and another type of dense graded surface in the same section. The changes of the road performance were analyzed, compared with the up-todate understandings and primarily explained herein. The results of this study show that porous asphalt pavement performs well under the extreme hot and humid climate together with high percentage of truck out of a heavy traffic volume on Yan-Tong Expressway. The continuous monitoring and further analysis are underway.
机译:由于它们的快速排水,在潮湿条件下的防滑性增强,降噪效果以及减少的飞溅和喷涂,多孔沥青路面现在正受到越来越多的关注。由于目前我国多孔沥青路面的研究和应用刚刚起步,因此没有相应的设计和施工规范。因此,必须通过实际的现场性能来验证设计。本文总结了盐通高速公路的一项长期性能监测研究,该研究包括一段多孔沥青路面和石乳香沥青,以及同一区间的另一种致密梯度路面。分析了道路性能的变化,并与最新的理解进行了比较,并在此进行了主要说明。这项研究的结果表明,在炎热和潮湿的极端气候条件下,多孔沥青路面在烟通高速公路繁忙的交通中表现良好,同时卡车所占的比例很高。正在进行持续监测和进一步分析。

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