Registration number (WIID)Project No.TitleStatus
36597EN 13508-2:2003+A1:2011Investigation and assessment of drain and sewer systems outside buildings - Part 2: Visual inspection coding systemIzstrādē
7169prEN 12255-10Waste water treatment plants - Part 10: Safety principles for the construction of wastewater treatment plantsIzstrādē
7196EN 1825-1:2004Grease separators - Part 1: Principles of design, performance and testing, marking and quality controlIzstrādē
7163prEN 124 Rev.Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, type testing, marking.Izstrādē
61494EN 16397-2:2014/prA1Flexible couplings - Part 2: Characteristics and testing for metal banded flexible couplings, adaptors and bushesIzstrādē
76645FprEN 12255-7:2024Wastewater treatment plants - Part 7: Biological fixed-film reactorsIzstrādē
30392EN 12566-3:2005/prA1Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsIzstrādē
79763-Performance testing of on-site non-potable water systems - Part x: Greywater systemsIzstrādē
7197EN 858-2:2003Separator systems for light liquids (e.g. oil and petrol) - Part 2: Selection of nominal size, installation, operation and maintenanceIzstrādē
78741-Mortar for the construction and rehabilitation of drains and sewers outside buildings - Part 2: Requirements for cement-based materialsIzstrādē
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