Registration number (WIID)Project No.TitleStatus
7281LVS EN 12255-15:2004Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plantsStandarts spēkā
7301LVS CEN/TR 14920:2005Jetting resistance of drain and sewer pipes - Moving jet test methodStandarts spēkā
70515LVS EN 476:2022General requirements for components used in drains and sewersStandarts spēkā
7208LVS EN 12056-2:2001Gravity drainage systems inside buildings - Part 2: Sanitary pipework, layout and calculationStandarts spēkā
27359LVS EN 16397-1:2015Flexible couplings - Part 1: Performance requirementsStandarts spēkā
28767LVS EN 1123-2+A1:2007Pipes and fittings of longitudinally welded hot-dip galvanized steel tube with spigot and socket for waste water systems - Part 2: DimensionsStandarts spēkā
30886LVS EN 1916:2003 /AC:2008Concrete pipes and fittings, unreinforced, steel fibre and reinforcedStandarts spēkā
26748LVS EN 12050-3:2015Wastewater lifting plants for buildings and sites - Part 3: Lifting plants for limited applicationsStandarts spēkā
31267LVS EN 295-4:2013Vitrified clay pipe systems for drains and sewers - Part 4: Requirements for adaptors, connectors and flexible couplingsStandarts spēkā
60732LVS EN 16933-2:2018Drain and sewer systems outside buildings - Design - Part 2: Hydraulic designStandarts spēkā
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