AS/NZS 2053.4 first published in Australia in part as AS C154-1958.AS C154-1958 revised and redesignated as AS 2053-1977.Second edition 1980.Third edition 1984.Jointly revised, amalgamated and redesignated in part as Joint Standard AS/NZS 2053.4:1995.Reconfirmed 2016. AS 2053-1984 jointly revised, amalgamated and redesignated in part as Joint Standard AS/NZS 2053.4:1995.