Registration number (WIID)Project No.TitleStatus
7256-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 8: Activated sludge treatmentIzstrādē
7163prEN 124 Rev.Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, type testing, marking.Izstrādē
65386prEN 12566-6Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluentIzstrādē
7257-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 9: Sludge treatment and disposalIzstrādē
7308EN 124:1994/prA1Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, testing, marking, quality controlIzstrādē
39495EN 752:2017Drain and sewer systems outside buildings - Sewer system managementIzstrādē
7258-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 10: Preliminary treatmentIzstrādē
7259-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 11: Raw sewage pumpingIzstrādē
64289EN 12566-4:2016/prA1Small wastewater treatment systems for up to 50 PT - Part 4: Septic tanks assembled in situ from prefabricated kitsIzstrādē
7232prEN 12566-3Small wastewater treatment systems up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsIzstrādē
Displaying 361-370 of 580 results.