Registration number (WIID)Project No.TitleStatus
41268LVS EN 12566-4:2016Small wastewater treatment systems for up to 50 PT - Part 4: Septic tanks assembled in situ from prefabricated kitsStandarts spēkā
37111LVS EN 1124-2:2014Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for waste water systems - Part 2: System S, forms and dimensionsStandarts spēkā
41265LVS EN 12566-3:2016Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsStandarts spēkā
41265EN 12566-3:2016Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsStandarts spēkā
66912EN 12255-4:2023Wastewater treatment plants - Part 4: Primary treatmentStandarts spēkā
41267EN 12566-7:2016Small wastewater treatment systems for up to 50 PT - Part 7: Prefabricated tertiary treatment unitsStandarts spēkā
66908EN 12255-11:2023Wastewater treatment plants - Part 11: General data requiredStandarts spēkā
69684CEN/TR 17614:2021Standard method for assessing and improving the energy efficiency of waste water treatment plantsStandarts spēkā
71307EN ISO 11296-9:2022Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 9: Lining with a rigidly anchored plastics inner layer (ISO/DIS 11296-9:2021)Standarts spēkā
61418CEN/TR 15897:2018Submerged Membrane Bioreactor (MBR) technologyStandarts spēkā
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