Registration number (WIID)Project No.TitleStatus
6295-Plastics piping systems for industrial applications - Unplasticized, chlorinated and high impact poly(vinyl chloride) (PVC-U, PVC-C and PVC-HI) - Part 3: Assessment of conformityIzstrādē
64224-Plastic piping systems for underground cable duct – Specification of alternative and additional characteristics and tests for thermoplastic solid wall conduit systemsIzstrādē
73613-Thermoplastic piping systems - Test methods for the determination of barrier properties of PE piping systems buried in contaminated soils Part 1: Permeation of model substances through plastic barrier layers of PE pipes based on diffusion coefficientIzstrādē
6281-Plastics piping systems for renovation of underground drainage and sewerage network under pressure - Part 2: Lining with continuous pipesIzstrādē
6273-Plastics piping systems for renovation of underground water supply networks - Part 3: Lining with close-fit pipesIzstrādē
6221-Plastics piping systems for buried ducting - Unplasticized poly(vinyl chloride) (PVC-U) - Part 7: Assessment of conformityIzstrādē
6231-Plastics piping systems for buried ducting - Polypropylene (PP) - Part 5: Fitness for purpose of the systemIzstrādē
6227-Plastics piping systems for buried ducting - Polyethylene (PE) - Part 7: Assessment of conformityIzstrādē
5982-Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Above and below ground systems assembled from standard components - Part 1: GeneralIzstrādē
6015-Plastics piping systems for underground irrigation - Unplasticized poly(vinyl chloride) (PVC-U) - Part 4: Valves and auxiliary equipmentIzstrādē
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