CEN/TC 165
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69385 | prEN 12255-15 rev | Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants | Izstrādē |
| 82762 | prEN 12255-15 rev | Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge aeration plants - General requirements | Izstrādē |
| 7249 | prEN 12255-11 | Waste water treatment plants - Part 11: General data | Izstrādē |
| 7169 | prEN 12255-10 | Waste water treatment plants - Part 10: Safety principles for the construction of wastewater treatment plants | Izstrādē |
| 7255 | prEN 12255-1 | Wastewater treatment plants - Part 1: General construction principles | Izstrādē |
| 7212 | prEN 12056-6 | Gravity drainage systems inside buildings - Part 6: Inspection and testing | Izstrādē |
| 82760 | prEN 12056-3 rev | Gravity drainage systems inside buildings - Part 3: Roof drainage, layout and calculation | Izstrādē |
| 82764 | prEN 12056-2 rev | Gravity drainage systems inside buildings - Part 2: Sanitary pipework, layout and calculation | Izstrādē |
| 7298 | prEN 12050-4/prA1 | Effluent lifting plants for buildings and sites - Principles of construction and testing - Part 4: Non-return valves for faecal free effluent and effluent containing faecal matter | Izstrādē |
| 7297 | prEN 12050-3/prA1 | Wastewater lifting plants for buildings and sites - Principles of construction and testing - Part 3: Lifting plants for wastewater containing faecal matter for limited applications | Izstrādē |
Displaying 71-80 of 575 results.