Approach to strengthening old pavement structure that paves high void asphalt macadam with top-size aggregate 37.5 cm on existed pavement instead of semi-rigid base, can prevent base reflection cracking and drain water from base layer.

  • 将空隙率较高的最大粒径为37.5cm的大粒径沥青碎石混合料铺筑在老沥青路面上代替半刚性基层,解决半刚性基层补强中反射裂缝及排水问题。

  • 互联网摘选 2025-01-19 23:23:49

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