AS 1289.5.8.6:1998 Methods of testing soils for engineering purposes - Soil compaction and density tests - Nuclear surface moisture-density gauges - Assigned density of a Type B standard density block
1970AS 1289.5.8.6:1998 Methods of testing soils for engineering purposes - Soil compaction and density tests - Nuclear surface moisture-density gauges - Assigned density of a Type B standard density block