【摘要】 通过等速加载弯曲试验,研究GoodRoadⅡ聚酯纤维增强沥青混合料和SBS改性沥青混合料的应力松弛能力的结果表明,二者的应力松弛速度增大,松弛能力增强,低温稳定性能良好。用弯曲试验来推断应力松弛能力是一种有效的方法。更多还原

【Abstract】 The paper studies the stress relaxation performance of SBS modified asphalt mixture and Good RoadⅡfiber-enhanced asphalt mixture with constant loading speed bending test.The testing result indicate the stress relaxation rate of the two are improved and the stress relaxation ability is enhanced and their low temperature performance is good.It is an effective way to infer relaxation ability with constant loading speed bending test.更多还原