Registration number (WIID)Project No.TitleStatus
69387EN 12255-3:2024Wastewater treatment plants - Part 3: Preliminary treatmentStandarts spēkā
66907EN 12255-9:2023Wastewater treatment plants - Part 9: Odour control and ventilationStandarts spēkā
76024EN 16941-1:2024On-site non-potable water systems - Part 1: Systems for the use of rainwaterStandarts spēkā
63909EN 12889:2022Trenchless construction and testing of drains and sewersStandarts spēkā
7199LVS EN 1825-2:2003Grease separators - Part 2: Selection of nominal size, installation, operation and maintenanceStandarts spēkā
25075LVS EN 1825-1:2005 /AC:2006Grease separators - Part 1: Principles of design, performance and testing, marking and quality controlStandarts spēkā
21795LVS EN 858-1:2003 /A1:2005Separator systems for light liquids (e.g. oil and petrol) - Part 1: Principles of product design, performance and testing, marking and quality controlStandarts spēkā
24230LVS EN 1433:2003 /A1:2005Drainage channels for vehicular and pedestrian areas - Classification, design and testing requirements, marking and evaluation of conformityStandarts spēkā
7278LVS CEN/TR 1295-2:2006Structural design of buried pipelines under various conditions of loading - Part 2: Summary of nationally established methods of designStandarts spēkā
7294CEN/TR 12566-5:2008Small wastewater treatment systems up to 50 PT - Part 5: Pre-treated Effluent Filtration systemsStandarts spēkā
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