CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 61675 | EN ISO 11299-1:2018 | Plastics piping systems for renovation of underground gas supply networks - Part 1: General (ISO 11299-1:2018) | Izstrādē |
| 38526 | EN ISO 11299-1:2013 | Plastics piping systems for renovation of underground gas supply networks - Part 1: General (ISO 11299-1:2011) | Atcelts |
| 69429 | EN ISO 11298-4:2021 | Plastics piping systems for renovation of underground water supply networks - Part 4: Lining with cured-in-place pipes (ISO 11298-4:2021) | Standarts spēkā |
| 61674 | EN ISO 11298-3:2018 | Plastics piping systems for renovation of underground water supply networks - Part 3: Lining with close-fit pipes (ISO 11298-3:2018) | Standarts spēkā |
| 35327 | EN ISO 11298-3:2011 | Plastics piping systems for renovation of underground water supply networks - Part 3: Lining with close-fit pipes (ISO 11298-3:2010) | Atcelts |
| 60907 | EN ISO 11298-2:2018 | Plastics piping systems for renovation of underground water supply networks - Part 2: Lining with continuous pipes (ISO 11298-2:2018) | Standarts spēkā |
| 61673 | EN ISO 11298-1:2018 | Plastics piping systems for renovation of underground water supply networks - Part 1: General (ISO 11298-1:2018) | Standarts spēkā |
| 35326 | EN ISO 11298-1:2011 | Plastics piping systems for renovation of underground water supply networks - Part 1: General (ISO 11298-1:2010) | Atcelts |
| 60906 | EN ISO 11297-4:2018 | Plastics piping systems for renovation of underground drainage and sewerage networks under pressure - Part 4: Lining with cured-in-place pipes (ISO 11297-4:2018) | Standarts spēkā |
| 61672 | EN ISO 11297-3:2019 | Plastics piping systems for renovation of underground drainage and sewerage networks under pressure - Part 3: Lining with close-fit pipes (ISO 11297-3:2018) | Standarts spēkā |
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