These methods cover the reduction of large samples of aggregate to the appropriate size for testing
employing techniques that are intended to minimize variations in measured characteristics
between the test samples so selected and the large sample.
AASHTO T 248-2002 history
2014AASHTO T 248-2014 Standard Method of Test for Reducing Samples of Aggregate to Testing Size
0000 AASHTO T 248-2011
2002AASHTO T 248-2002 Standard Method of Test for Reducing Samples of Aggregate to Testing Size