Registration number (WIID)Project No.TitleStatus
7275LVS EN 12380:2003Air admittance valves for drainage systems - Requirements, test methods and evaluation of conformityStandarts spēkā
66908LVS EN 12255-11:2023Wastewater treatment plants - Part 11: General data requiredStandarts spēkā
69389LVS EN 12255-10:2023Wastewater treatment plants - Part 10: Safety principlesStandarts spēkā
31268LVS EN 295-5:2013Vitrified clay pipe systems for drains and sewers - Part 5: Requirements for perforated pipes and fittingsStandarts spēkā
31269LVS EN 295-6:2013Vitrified clay pipes systems for drain and sewers - Part 6: Requirements for components of manholes and inspection chambersStandarts spēkā
7305LVS EN 1123-1:2000 /A1:2005Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 1: Requirements, testing, quality controlStandarts spēkā
66910LVS EN 12255-6:2023Wastewater treatment plants - Part 6: Activated sludge processStandarts spēkā
69390LVS EN 12255-14:2023Wastewater treatment plants - Part 14: DisinfectionStandarts spēkā
7276LVS EN 1123-3:2005Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 3: Dimensions and special requirements for vacuum drainage systems and for drainage systems in ship-buildingStandarts spēkā
7196LVS EN 1825-1:2005Grease separators - Part 1: Principles of design, performance and testing, marking and quality controlStandarts spēkā
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