This specification covers asphalt binders graded by performance. Grading designations are related to the average 7-day maximum pavement design and minimum pavement design temperatures. Note 1 - For asphalt cements graded by penetration at 25?? see M20. For asphalt cements graded by viscosity at 60?? see M226. Note 2 - Guide PP5 provides information on the evaluation of modified asphalt binders. Note 3 - Guide PP6 provides information for determining the performance grade of an asphalt binder.
MP1-1998由AASHTO - American Association of State Highway and Transportation Officials 发布于 1998-01-01,并于 2006-07-28 实施。
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