CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 6283 | - | Plastics piping systems for renovation of underground drainage and sewerage networks under pressure - Part 4: Lining with cured-in pipes | Izstrādē |
| 6090 | EN 1394:1996 | Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of the apparent initial circumferential tensile strength | Izstrādē |
| 6248 | - | Plastics piping system for civil engineering subsoil drainage - Part 7: Assessment of conformity | Izstrādē |
| 83219 | FprCEN/TS 12666-2 | Plastics piping systems for non‐pressure underground drains and sewers - Polyethylene (PE)- Part 2: Assessment of conformity | Izstrādē |
| 6178 | - | Plastics piping systems for underground drainage and sewerage under pressure - Glass-reinforced thermosetting plastics (GRP) based on epoxy resin (EP) - Part 2: Pipes with flexible or rigid joints | Izstrādē |
| 64789 | CEN ISO/TS 22391-7:2018 | Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 7: Guidance for the assessment of conformity (ISO/PRF TS 22391-7:2018) | Izstrādē |
| 5975 | - | Plastics piping systems for irrigation - Polyethylene (PE) - Part 6: Code of practice | Izstrādē |
| 34391 | EN 12666-1:2005/FprA1 | Plastics piping systems for non-pressure underground drainage and sewerage - Polyethylene (PE) - Part 1: Specifications for pipes, fittings and the system | Izstrādē |
| 41569 | - | Plastics Piping Systems - Environmental Product Declarations - Product Category Rules (PCR) for buried non-pressure plastics piping systems | Izstrādē |
| 41570 | - | Plastics Piping Systems — Environmental Product Declarations — Product Category Rules (PCR) for buried pressure plastics piping systems | Izstrādē |
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