Registration number (WIID)Project No.TitleStatus
7238LVS EN 12255-5:2001Wastewater treatment plants - Part 5: Lagooning processesStandarts spēkā
31249LVS EN 1253-2:2015Gullies for buildings - Part 2: Roof drains and floor gullies without trapStandarts spēkā
59498LVS EN 1253-4:2016Gullies for buildings - Part 4: Access coversStandarts spēkā
36237LVS EN 16932-1:2018Drain and sewer systems outside buildings - Pumping systems - Part 1: General requirementsStandarts spēkā
61418LVS CEN/TR 15897:2019Submerged Membrane Bioreactor (MBR) technologyStandarts spēkā
7299LVS CEN/TR 1295-3:2007Structural design of buried pipelines under various conditions of loading - Part 3: Common methodStandarts spēkā
37117LVS CEN/TR 1295-4:2016Structural design of buried pipelines under various conditions of loading - Part 4: Parameters for reliability of the designStandarts spēkā
76646LVS EN 12255-1:2024Wastewater treatment plants - Part 1: General design and construction principlesStandarts spēkā
26748LVS EN 12050-3:2015Wastewater lifting plants for buildings and sites - Part 3: Lifting plants for limited applicationsStandarts spēkā
26743LVS EN 1124-3:2009Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for waste water systems - Part 3: System X - DimensionsStandarts spēkā
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