View/Download View/Download Publish Date 09/01/1969 Pages 4 Legacy Title Key CRD-C112-69 Method of Test for Surface Moisture in Aggregate by Water Displacement Log in or register to post comments Summary This method of test covers procedures for determining the percent-age of surface moisture in aggregate samples by water displacement. It is assumed that the bulk specific gravity (saturated surface-dry basis) of the material is known.