AASHTO T 224:2010
AASHTO T 224:2010 Method Of Test For Correction For Coarse Particles In The Soil Compaction Test Specifies a procedure for adjusting the densities of soil and soil aggregate mixtures to compensate for differing percentages of coarse particles retained on either the 4.75-mm (No. 4) or 19.0-mm (3/4