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Committee

Committee:

CTN 149 - Water engineering

Secretary:
AEAS - ASOCIACIÓN ESPAÑOLA DE ABASTECIMIENTOS DE AGUA Y SANEAMIENTO
Field of Activity:
Standardization of: - Systems and components related to collection, transport, treatment, storage and distribution of potable water; - Design, calculation, construction, operation and maintenance of the inside or outside systems for wastewater transport, discharge and treatment; - Determination of characteristics and specifications common to products and systems used in water supply, drainage and sewerage; - Exterior or interior construction sites, equipment, facilities, dredging, offshore signs and water treatment, in the coast or in ports. Excluding: - Standardization in the field of water analysis, terminology, sampling, measurement and expression of water characteristics. - Specific components and products covered by other committees
Structure:

SC 1 Water treatment

SC 2 Water supply

SC 3 Drainage, sewerage and discharge

SC 4 Water purification

GT 1 Flushable products

GT 2 Directrices de aguas residuales

International Relations:

ISO/TC 224  Drinking water, wastewater and stormwater systems and services

ISO/TC 282  Water reuse

CEN/TC 164  Water supply

CEN/TC 165  Waste water engineering

CEN/TC 426  Domestic appliances used for water treatment not connected to water supply

CEN/WS PROMISCES  Soil-sediment-water system - Solutions to deal with PMT/vPvM substances

CEN/WS 079  Sustainable Integrated Water Use & Treatment in Process Industries "SustainWATER"

* Some activities of this TC correspond to other AEN/CTN.

Standards developed by the committee: CTN 149: 254

UNE-EN 295-5:2013

Status: VIGENTE2024-06-13

Vitrified clay pipe systems for drains and sewers - Part 5: Requirements for perforated pipes and fittings

UNE-EN 295-6:2013

Status: VIGENTE2024-06-13

Vitrified clay pipes systems for drain and sewers - Part 6: Requirements for components of manholes and inspection chambers

UNE-EN 295-7:2013

Status: VIGENTE2024-06-13

Vitrified clay pipe systems for drains and sewers - Part 7: Requirements for pipes and joints for pipe jacking

UNE-EN 858-2:2003

Status: VIGENTE2024-06-13

Separator systems for light liquids (e.g. oil and petrol) - Part 2: Selection of nominal size, installation, operation and maintenance

UNE-EN 12255-13:2024

Status: VIGENTE2024-03-20

Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculation

UNE-EN 12255-14:2024

Status: VIGENTE2024-03-20

Wastewater treatment plants - Part 14: Disinfection

UNE-EN 12255-6:2024

Status: VIGENTE2024-03-20

Wastewater treatment plants - Part 6: Activated sludge process

UNE-EN 12255-11:2023

Status: VIGENTE2023-12-20

Wastewater treatment plants - Part 11: General data required

UNE-EN 12255-4:2023

Status: VIGENTE2023-12-20

Wastewater treatment plants - Part 4: Primary treatment

UNE-EN 12729:2023

Status: VIGENTE2023-11-29

Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A

UNE-EN 12889:2023

Status: VIGENTE2023-11-15

Trenchless construction and testing of drains and sewers

UNE-EN 1825-2:2002

Status: VIGENTE2023-11-02

Grease separators - Part 2: Selection of nominal size, installation, operation and maintenance.

UNE-EN 16933-2:2018

Status: VIGENTE2023-11-02

Drain and sewer systems outside buildings - Design - Part 2: Hydraulic design

UNE-EN 752:2018

Status: VIGENTE2023-11-02

Drain and sewer systems outside buildings - Sewer system management

UNE-EN 13077:2023

Status: VIGENTE2023-10-31

Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type B

UNE-EN 12255-10:2023

Status: VIGENTE2023-10-11

Wastewater treatment plants - Part 10: Safety principles

UNE-EN 1253-6:2023

Status: VIGENTE2023-07-05

Gullies for buildings - Part 6: Trapped floor gullies with a depth of water seal less than 50 mm

UNE-EN 1253-7:2023

Status: VIGENTE2023-07-05

Gullies for buildings - Part 7: Trapped floor gullies with mechanical closure

UNE-EN 1253-8:2023

Status: VIGENTE2023-07-05

Gullies for buildings - Part 8: Trapped floor gullies with combined mechanical closure and water seal

UNE-EN 806-5:2013

Status: VIGENTE2023-06-21

Specifications for installations inside buildings conveying water for human consumption - Part 5: Operation and maintenance