HCMTCB Videos - Aggregates (High Res)
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AASHTO T 2 Sampling Aggregates
AASHTO T 255 Moisture Content
AASHTO T 248 Reducing Samples to Testing Size
AASHTO T 11 -200 Material by Washing
AASHTO T 27 Sieve Analysis
OHD L-48 Percent Dust Coating
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