CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 30502 | EN 13566-3:2002/prA1 | Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 3: Lining with close-fit pipes | Izstrādē |
| 31031 | EN ISO 22391-5:2009 | Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 5: Fitness for purpose of the system (ISO 22391-5:2009) | Izstrādē |
| 6345 | prEN 14280 | Plastics piping systems for buried cable ducting - Unplasticized poly(vinyl chloride) (PVC-U) - Specifications for pipes, fittings and the system | Izstrādē |
| 6278 | - | Plastics piping systems for renovation of underground gas supply networks - Part 3: Lining with close-fit pipes | Izstrādē |
| 77951 | FprEN 1555-3 | Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fittings | Izstrādē |
| 6297 | - | Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Below ground assembled from standard components - Part 2: Pipes with flexible or rigid joints | Izstrādē |
| 80549 | prEN 16000 rev | Plastics piping systems - Systems within the building structure - Mounting and fixing of components in the test apparatus to thermal attack by a single burning item | Izstrādē |
| 6302 | - | Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Below ground assembled from standard components - Part 7: Assessment of conformity | Izstrādē |
| 6334 | prEN 14636-2 | Plastics piping systems for non-pressure drainage and sewerage - Polyester Resin Concrete (PRC) - Part 2: Manholes and inspection chambers | Izstrādē |
| 6331 | EN ISO 7686:2005 | Plastics pipes and fittings - Determination of opacity (ISO 7686:2005) | Izstrādē |
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