Registration number (WIID)Project No.TitleStatus
63909LVS EN 12889:2023Trenchless construction and testing of drains and sewersStandarts spēkā
71307LVS EN ISO 11296-9:2023Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 9: Lining with a rigidly anchored plastics inner layer (ISO 11296-9:2022)Standarts spēkā
66910EN 12255-6:2023Wastewater treatment plants - Part 6: Activated sludge processStandarts spēkā
69387LVS EN 12255-3:2024Wastewater treatment plants - Part 3: Preliminary treatmentStandarts spēkā
37116LVS EN 124-2:2015Gully tops and manhole tops for vehicular and pedestrian areas - Part 2: Gully tops and manhole tops made of cast ironStandarts spēkā
36235LVS EN 124-1:2015Gully tops and manhole tops for vehicular and pedestrian areas - Part 1: Definitions, classification, general principles of design, performance requirements and test methodsStandarts spēkā
37115LVS EN 124-6:2015Gully tops and manhole tops for vehicular and pedestrian areas - Part 6: Gully tops and manhole tops made of polypropylene (PP), polyethylene (PE) or unplasticized poly(vinyl chloride) (PVC-U)Standarts spēkā
66080LVS EN 12255-16:2021Wastewater treatment plants - Part 16: Physical (mechanical) filtrationStandarts spēkā
41266LVS EN 12566-1:2016Small wastewater treatment systems for up to 50 PT - Part 1: Prefabricated septic tanksStandarts spēkā
31248LVS EN 1253-1:2015Gullies for buildings - Part 1: Trapped floor gullies with a depth water seal of at least 50 mmStandarts spēkā
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