ASTM D 1556 - 07 Standard Test Method for Density and Unit Weight of Soil in Place by Sand-Cone Method

American Society for Testing and Materials (ASTM). Current edition approved Sept. 15, 2007. Published October 2007. 7 p. This test method may be used to determine the in-place density and unit weight of soils using a sand cone apparatus.
This test method is applicable for soils without appreciable amounts of rock or coarse materials in excess of 11⁄2 in. (38 mm) in diameter.