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Abstract:
为了研究掺加废旧沥青混合料(RAP)对连续型级配碎石路用性能的影响,分别使用全部是碎石和RAP掺量为15%的材料制备成连续型级配碎石试件,在室温(22℃)条件下,对其进行动态回弹模量、抗剪强度和永久变形的测试试验.结果表明:在连续型级配碎石中掺入RAP后,级配碎石的动态回弹模量减小,动态回弹模量相对减少量随偏压围压比的增大而减小;抗剪强度显著减小,试验中达到应力峰值的时间提前,抗剪性能明显下降;永久变形显著减小,比未掺加RAP时小了48.84%,抵抗变形的性能有较大提升.
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市政技术
ISSN: 1009-7767
Year: 2018
Issue: 5
Volume: 36
Page: 222-225,246
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 12
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