ASTM D-1556 AASHTO T-191
For determining the density of compacted soil in place.
Type Parts Name Specification Qty
SO-401 Sand Cone Bottle Plastic, 4 ltr cap. approx. 1 Pc
SO-402 Sand Cone Funnel Seamless metal, turning stoper, 6 1/ 2" dia. bottom, 1/ 2" neck dia. 1 Pc