Registration number (WIID)Project No.TitleStatus
81482EN 752:2017/prA1Drain and sewer systems outside buildings — Sewer system managementIzstrādē
24230EN 1433:2002/A1:2005Drainage channels for vehicular and pedestrian areas - Classification, design and testing requirements, marking and evaluation of conformityIzstrādē
69385prEN 12255-15 revWastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plantsIzstrādē
41269EN 12566-6:2016Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluentIzstrādē
65209prEN 16397-1 revFlexible couplings - Part 1: Performance requirementsIzstrādē
64288EN 12566-3:2016/prA1Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsIzstrādē
7154EN 1123-1:1999Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 1: Requirements, testing, quality controlIzstrādē
65210prEN 16397-2 revFlexible couplings - Part 2: Characteristics and testing for metal banded flexible couplings, adaptors and bushesIzstrādē
64286EN 12566-6:2016/prA1Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluentIzstrādē
25633prEN 1917 revConcrete manholes and inspection chambers, unreinforced, steel fibre and reinforcedIzstrādē
Displaying 571-580 of 580 results.