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NA 119

DIN Standards Committee Water Practice

About NAW Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

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Projects of NA 119

Number: 411

DIN EN 18161 2023-07-17 Water quality - Guidance standard on survey and monitoring freshwater mussel populations and their environment; German version FprEN 18161:2026 More  Comment 
ISO/CD 14686 2023-07-13 Hydrometric determinations - Pumping tests for water wells - Considerations and guidelines for design, performance and use More  Comment 
ISO/CD 24577 2023-07-10 Hydrometry - Use of noncontact methods for measuring water surface velocity and determining discharge More  Comment 
ISO/DIS 13272 2023-07-03 Plastics piping systems for non-pressure underground drainage and sewerage - Unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP), polypropylene with mineral modifiers (PP-MD) and polyethylene (PE) - Specifications for manholes and inspection chambers in traffic areas and underground installations More  Comment 
DIN EN 13476-1 2023-07-03 Plastics piping systems for non-pressure underground drains and sewers - Structured-wall piping systems of plasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 1: General requirements and performance characteristics; German version EN 13476 1:2025 More  Comment 
DIN EN 13476-3 2023-07-03 Plastics piping systems for non-pressure underground drains and sewers - Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 3: Specifications for pipes and fittings with smooth internal and profiled external surface and the system, Type B; German version EN 13476-3:2025 More  Comment 
DIN EN 13476-2 2023-07-03 Plastics piping systems for non-pressure underground drains and sewers - Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 2: Specifications for pipes and fittings with smooth internal and external surface and the system, Type A; German version EN 13476-2:2025 More  Comment 
DIN EN 16150 2023-06-16 Water quality - Guidance on pro-rata multi-habitat sampling of benthic macroinvertebrates from rivers and streams; German version FprEN 16150:2025 More  Comment 
DIN EN ISO 19204 2023-06-06 Soil quality - Procedure for site-specific ecological risk assessment of soil contamination (soil quality TRIAD approach) More  Comment 
ISO/DIS 23882 2023-05-31 Sludge recovery, recycling, treatment and disposal - Beneficial use of biosolids land application - Guidelines for risk communication and management of public perception More  Comment 

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