Registration number (WIID)Project No.TitleStatus
7250-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 2: FiltrationIzstrādē
23177prEN 295-2 revVitrified clay pipes and fittings and pipe joints for drains and sewers - Part 2: Quality controlIzstrādē
37115prEN 124-6 revGully tops and manhole tops for vehicular and pedestrian areas - Part 6: Gully tops and manhole tops made of polypropylene (PP), polyethylene (PE) or unplasticized poly(vinyl chloride) (PVC-U)Izstrādē
37113EN 124-4:2015Gully tops and manhole tops for vehicular and pedestrian areas - Part 4: Gully tops and manhole tops made of steel reinforced concreteIzstrādē
37112EN 124-3:2015Gully tops and manhole tops for vehicular and pedestrian areas - Part 3: Gully tops and manhole tops made of steel or aluminium alloysIzstrādē
65387prEN 12566-7Small wastewater treatment systems for up to 50 PT - Part 7: Prefabricated tertiary treatment unitsIzstrādē
37865prEN 1253-3 revGullies for buildings - Part 3: Quality controlIzstrādē
66912EN 12255-4:2023Wastewater treatment plants - Part 4: Primary treatmentIzstrādē
7264EN 274-3:2002Waste fittings for sanitary appliances - Part 3: Quality controlIzstrādē
7262EN 274-1:2002Waste fittings for sanitary appliances - Part 1: RequirementsIzstrādē
Displaying 191-200 of 567 results.