Registration number (WIID)Project No.TitleStatus
7282-Classification of drains and sewers, optical inspection and assessmentIzstrādē
68378-Requirements and test methods for renovation methods for non-pressure drainage and sewerage networks inside buildingsIzstrādē
58406-Gully tops and manhole tops for vehicular and pedestrian areas — Guidance for voluntary third party certification proceduresIzstrādē
66913-Gully tops and manhole tops for vehicular and pedestrian areas – Part 7: Gully tops and manhole tops made of polyamideIzstrādē
82761-Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge aeration plants using the 1-D-methodIzstrādē
24506CEN/TC 165 N 1476Vitrified clay pipes and fittings and pipe joints for drains for drains and sewers - Part 7: Requirements for vitrified clay jacking pipes and fittingsIzstrādē
24504CEN/TC 165 N 1476Vitrified clay pipes and fittings and pipe joints for drains for drains and sewers - Part 5: Requirements for perforated vitrified clay pipes and fittingsIzstrādē
24505CEN/TC 165 N 1476Vitrified clay pipes and fittings and pipe joints for drains for drains and sewers - Part 6: Requirements for vitrified clay manholesIzstrādē
20923CEN/TC 165 N 1497Small wastewater treatment systems for up to 50 PT - Part 6: Packaged and/or site assembled secondary treatments unitsIzstrādē
7283CEN/TR 12566-2:2005Small wastewater treatment systems for up to 50 PT - Part 2: Soil infiltration systemsIzstrādē
Displaying 31-40 of 576 results.