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利用扩建旧料,采用4种试验方案进行了旧沥青混合料性能试验,从不同性能指标对旧沥青混合料低温抗裂性试验、高温稳定性试验和水稳定性试验研究,试验结果表明,旧沥青混合料有较好的性能技术指标,能达到新料的指标要求,满足使用要求。
The use of the expansion of old materials, the use of four kinds of test program for the performance of the old asphalt mixture, different performance indicators of the old asphalt mixture low temperature crack resistance test, high temperature stability test and water stability test, the test results show that the old Asphalt mixture has better performance and technical indicators, can meet the new material requirements of the index, to meet the requirements.