EN ISO 22475-1:2006 Geotechnical investigation and testing - Sampling methods and groundwater measurements - Part 1: Technical principles for execution
ISO 10097-1:1999 Wireline diamond core drilling equipment - System A - Part 1: Metric units
ISO 14688-1:2002 Geotechnical engineering - Identification and classification of soil - Part 1: Identification and description
ISO 14689-1:2003 Geotechnical investigation and testing - Identification and classification of rock - Part 1: Identification and description
ISO 22476-3:2005 Geotechnical investigation and testing - Field testing - Part 3: Standard penetration test
ISO 3551-1:1992 Rotary core diamond drilling equipment; system A; part 1: metric units
ISO 3552-1:1992 Rotary core diamond drilling equipment; system B; part 1: metric units
EN ISO 22475-1:2006 history
2021EN ISO 22475-1:2021 Geotechnical investigation and testing - Sampling methods and groundwater measurements - Part 1: Technical principles for the sampling of soil, rock and groundwater (ISO 22475-1:2021)
2006EN ISO 22475-1:2006 Geotechnical investigation and testing - Sampling methods and groundwater measurements - Part 1: Technical principles for execution