Geotechnical investigation and testing - Geohydraulic testing - Part 2: Water permeability tests in a borehole using open systems (ISO 22282-2:2012); German version EN ISO 22282-2:2012
Edition 2012-09

Geotechnical investigation and testing - Geohydraulic testing - Part 3: Water pressure tests in rock (ISO 22282-3:2012); German version EN ISO 22282-3:2012
Edition 2012-09

Geotechnical investigation and testing - Geohydraulic testing - Part 4: Pumping tests (ISO 22282-4:2021); German version EN ISO 22282-4:2021
Edition 2021-07

Geotechnical investigation and testing - Geohydraulic testing - Part 5: Infiltrometer tests (ISO 22282-5:2012); German version EN ISO 22282-5:2012
Edition 2012-09

Geotechnical investigation and testing - Geohydraulic testing - Part 6: Water permeability tests in a borehole using closed systems (ISO 22282-6:2012); German version EN ISO 22282-6:2012
Edition 2012-09

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); German version EN ISO 22475-1:2021
Edition 2022-02

Geotechnical investigation and testing - Field testing - Part 1: Electrical cone and piezocone penetration test (ISO 22476-1:2022); German version EN ISO 22476-1:2023
Edition 2023-04

Geotechnical investigation and testing - Field testing - Part 2: Dynamic probing (ISO 22476-2:2005 + Amd 1:2011); German version EN ISO 22476-2:2005 + A1:2011
Edition 2012-03

Geotechnical investigation and testing - Field testing - Part 3: Standard penetration test (ISO 22476-3:2005 + Amd 1:2011); German version EN ISO 22476-3:2005 + A1:2011
Edition 2012-03

Geotechnical investigation and testing - Field testing - Part 4: Prebored pressuremeter test by Ménard procedure (ISO 22476-4:2021); German version EN ISO 22476-4:2021
Edition 2021-12