ISO 22476-3:2005 Preview
Geotechnical investigation and testing -- Field testing -- Part 3: Standard penetration test
This standard was last reviewed and confirmed* in 2014.
*Therefore this version remains current
ISO 22476-3:2004 specifies requirements for indirect investigations of soil by standard penetration tests within the scope of the geotechnical investigations according to EN 1997-1 and EN 1997-2 to compliment direct investigations (e.g. sampling according to EN ISO 22475-1).