Registration number (WIID)Project No.TitleStatus
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
76024EN 16941-1:2024On-site non-potable water systems - Part 1: Systems for the use of rainwaterStandarts spēkā
66909EN 12255-5:2024Wastewater treatment plants - Part 5: Lagooning processesStandarts spēkā
66907EN 12255-9:2023Wastewater treatment plants - Part 9: Odour control and ventilationStandarts spēkā
69387EN 12255-3:2024Wastewater treatment plants - Part 3: Preliminary treatmentStandarts spēkā
36234LVS EN 16397-2:2015Flexible couplings - Part 2: Characteristics and testing for metal banded flexible couplings, adaptors and bushesStandarts spēkā
7294CEN/TR 12566-5:2008Small wastewater treatment systems up to 50 PT - Part 5: Pre-treated Effluent Filtration systemsStandarts spēkā
61344LVS EN 15885:2019Classification and characteristics of techniques for renovation, repair and replacement of drains and sewersStandarts spēkā
24426LVS EN 1433:2003 /AC:2005Drainage channels for vehicular and pedestrian areas - Classification, design and testing requirements, marking and evaluation of conformityStandarts spēkā
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