Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO 5667-3:2024); German version EN ISO 5667-3:2024
Edition 2024-09

Actions on structures - Part 2: Soil properties
Edition 2010-11

Execution of special geotechnical work - Grouting; German version EN 12715:2020
Edition 2021-01

Construction and testing of drains and sewers; German version EN 1610:2015
Edition 2015-12

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Renovation works on drainage channels
Edition 2019-09

Trenchless construction and testing of drains and sewers; German version EN 12889:2022
Edition 2023-03

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Dredging work
Edition 2019-09

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

Environmental management systems - Guidelines for using ISO 14001 to address environmental aspects and conditions within an environmental topic area - Part 2: Water (ISO 14002-2:2023); German version EN ISO 14002-2:2023
Edition 2023-12

Water quality - Determination of selected polycyclic aromatic hydrocarbons (PAH) in whole water samples - Method using solid phase extraction (SPE) with SPE-disks combined with gas chromatography-mass spectrometry (GC-MS); German version EN 16691:2015
Edition 2015-12