Registration number (WIID)Project No.TitleStatus
7299LVS CEN/TR 1295-3:2007Structural design of buried pipelines under various conditions of loading - Part 3: Common methodStandarts 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
7294LVS CEN/TR 12566-5:2009Small wastewater treatment systems up to 50 PT - Part 5: Pre- treated Effluent Filtration systemsStandarts spēkā
36597LVS EN 13508-2+A1:2011Investigation and assessment of drain and sewer systems outside buildings - Part 2: Visual inspection coding systemStandarts spēkā
31266LVS EN 295-3:2012Vitrified clay pipe systems for drains and sewers - Part 3: Test methodsStandarts spēkā
66907LVS EN 12255-9:2023Wastewater treatment plants - Part 9: Odour control and ventilationStandarts spēkā
7210LVS EN 12056-4:2001Gravity drainage systems inside buildings - Part 4: Wastewater lifting plants - Layout and calculationStandarts spēkā
76646LVS EN 12255-1:2024Wastewater treatment plants - Part 1: General design and construction principlesStandarts 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
76646EN 12255-1:2024Wastewater treatment plants - Part 1: General design and construction principlesStandarts spēkā
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