Determination of material resistance to permeation by chemicals - Part 1: Permeation by potentially hazardous liquid chemicals under conditions of continuous contact; German version EN 16523-1:2015+A1:2018
Edition 2018-12

Plastics piping systems for the trenchless replacement of underground pipeline networks - Part 2: Replacement off the line by horizontal directional drilling and impact moling (ISO 21225-2:2018); German version EN ISO 21225-2:2018
Edition 2019-06

Liquid fuel heating systems - Installation and testing
Edition 2024-09

Plastics piping systems for the trenchless replacement of underground pipeline networks - Part 1: Replacement on the line by pipe bursting and pipe extraction (ISO 21225-1:2018); German version EN ISO 21225-1:2018
Edition 2019-06

Wastewater treatment plants - Part 11: General data required; German and English version prEN 12255-11:2021
Edition 2021-07

Solid structures in hydraulic engineering - Bearing capacity, serviceability and durability
Edition 2013-02

Service connections for buildings - General planning criteria
Edition 2018-04

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 9: Mechanical drainage of sewage sludge
Edition 2017-02

Structural design of buried pipelines under various conditions of loading - Part 1: General requirements; German version EN 1295-1:2019
Edition 2019-08

Drain and sewer systems outside buildings - Design - Part 2: Hydraulic design; German version EN 16933-2:2017
Edition 2017-12