Registration number (WIID)Project No.TitleStatus
7301LVS CEN/TR 14920:2005Jetting resistance of drain and sewer pipes - Moving jet test methodStandarts spēkā
7291LVS EN 14396:2004Fixed ladders for manholesStandarts spēkā
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
7196LVS EN 1825-1:2005Grease separators - Part 1: Principles of design, performance and testing, marking and quality controlStandarts spēkā
7292LVS EN 14801:2006Conditions for pressure classification of products for water and wastewater pipelinesStandarts spēkā
7299LVS CEN/TR 1295-3:2007Structural design of buried pipelines under various conditions of loading - Part 3: Common methodStandarts 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
37113LVS EN 124-4:2015Gully tops and manhole tops for vehicular and pedestrian areas - Part 4: Gully tops and manhole tops made of steel reinforced concreteStandarts spēkā
67881LVS EN 14654-3:2021Drain and sewer systems outside buildings - Management and control of activities - Part 3: Drain and sewer cleaningStandarts spēkā
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