摘要:高速公路由于行车密度大、车速快,对沥青路面的级配、抗滑性、平整度、耐高温、低温抗裂性等提出了更高的要求。而沥青上面层中的原材料性能是影响路面质量最直接的因素,因此,依托十堰—天水高速公路汉中东段路面工程,就SMA-13沥青上面层对材料的选择展开探讨,具有十分重要的工程意义。
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