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NA 119

DIN Standards Committee Water Practice

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Projects of NA 119

Number: 419

DIN CEN/TS 12666-2 rev 2026-01-09 Plastics piping systems for non-pressure underground drainage and sewerage - Polyethylene (PE) - Part 2: Guidance for the assessment of conformity More  Comment 
DIN EN 1852-1 rev 2026-01-09 Plastics piping systems for non-pressure underground drains and sewers - Polypropylene (PP) - Part 1: Specifications for pipes, fittings and the system More  Comment 
ISO/AWI TS 26238 2026-01-06 Guidelines for energy efficiency management of urban wastewater treatment facilities More  Comment 
ISO/AWI TS 26186 2025-12-26 Method for calculating the volume of deep karst reservoir space More  Comment 
ISO/AWI 16094-4 2025-12-16 Water quality - Analysis of microplastics in water - Part 4: Sample preparation for analysis of microplastics in water More  Comment 
ISO/CD 4427-3 2025-12-15 Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 3: Fittings More  Comment 
ISO/CD 4427-5 2025-12-15 Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 5: Fitness for purpose of the system More  Comment 
ISO/CD 4427-2 2025-12-15 Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 2: Pipes More  Comment 
ISO/CD 4427-1 2025-12-15 Plastics piping systems for water supply and for drainage and sewerage under pressure - Polyethylene (PE) - Part 1: General More  Comment 
DIN EN ISO 25177 rev 2025-12-09 Soil quality - Field soil description More  Comment 

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