Registration number (WIID)Project No.TitleStatus
80661prCEN/TR 17614 revStandard method for assessing and improving the energy efficiency of waste water treatment plantsIzstrādē
80662prCEN/TR 15897 revSubmerged Membrane Bioreactor (MBR) technologyIzstrādē
25632LVS prEN 1916:2002Concrete pipes and fittings, unreinforced, steel fibre and reinforcedAtcelts
71307LVS EN ISO 11296-9:2023Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 9: Lining with a rigidly anchored plastics inner layer (ISO 11296-9:2022)Standarts spēkā
7197LVS EN 858-2:2003Separator systems for light liquids (e.g. oil and petrol) - Part 2: Selection of nominal size, installation, operation and maintenanceStandarts 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
7198LVS EN 858-1:2003Separator systems for light liquids (e.g. oil and petrol) - Part 1: Principles of product design, performance and testing, marking and quality controlStandarts spēkā
7185LVS EN 773:2000General requirements for components used in hydraulically pressurized discharge pipes, drains and sewersAtcelts
7182LVS EN 752-7:2000Drain and sewer systems outside buildings - Part 7: Maintenance and operationsAtcelts
7180LVS EN 752-6:2000Drain and sewer systems outside buildings - Part 6: Pumping installationsAtcelts
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