SMA瀝青混合料與單粒徑集料高溫壓碎值探討
發(fā)布時間:2019-06-22 13:28
【摘要】:壓碎值是評價集料抵抗壓碎性能的指標。現(xiàn)行規(guī)范只對粒徑(9.5~13.2 mm)集料的試驗方法、步驟和評價指標有所說明,并未提及其它粒徑和瀝青混合料。結(jié)合我國道路實際情況,提出了SMA瀝青混合料壓碎值的方法、步驟和評價指標。通過對高溫壓碎值和常溫壓碎值比較,得出SMA瀝青混合料和單粒徑集料壓碎值的相關(guān)分析,供讀者參考。
[Abstract]:Crushing value is an index to evaluate the resistance of aggregate to crushing. The current code only explains the test method, steps and evaluation indexes of aggregate size (9.5 鈮,
本文編號:2504625
[Abstract]:Crushing value is an index to evaluate the resistance of aggregate to crushing. The current code only explains the test method, steps and evaluation indexes of aggregate size (9.5 鈮,
本文編號:2504625
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