Registration number (WIID)Project No.TitleStatus
66911prEN 12255-7 revWastewater treatment plants - Part 7: Biological fixed-film reactorsIzstrādē
66912LVS EN 12255-4:2023Wastewater treatment plants - Part 4: Primary treatmentStandarts spēkā
66912EN 12255-4:2023Wastewater treatment plants - Part 4: Primary treatmentIzstrādē
66913-Gully tops and manhole tops for vehicular and pedestrian areas – Part 7: Gully tops and manhole tops made of polyamideIzstrādē
67880LVS EN 14654-2:2021Drain and sewer systems outside buildings - Management and control of activities - Part 2: RehabilitationStandarts spēkā
67880EN 14654-2:2021Drain and sewer systems outside buildings - Management and control of activities - Part 2: RehabilitationIzstrādē
67881LVS EN 14654-3:2021Drain and sewer systems outside buildings - Management and control of activities - Part 3: Drain and sewer cleaningStandarts spēkā
67881EN 14654-3:2021Drain and sewer systems outside buildings - Management and control of activities - Part 3: Drain and sewer cleaningIzstrādē
67883LVS EN 14654-1:2021Drain and sewer systems outside buildings - Management and control of activities - Part 1: General requirementsStandarts spēkā
67883EN 14654-1:2021Drain and sewer systems outside buildings - Management and control of activities - Part 1: General requirementsIzstrādē
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