Registration number (WIID)Project No.TitleStatus
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 jointsIzstrādē
6294-Plastics piping systems for industrial applications - Unplasticized, chlorinated and high impact poly(vinyl chloride) (PVC-U, PVC-C and PVC-HI) - Part 2: Recommended practice for installationIzstrādē
81138-Thermoplastic piping systems for non-pressure underground drains and sewers - Determination of long term ring stiffness under constant deformationIzstrādē
6320-Plastics piping systems for non-pressure drainage and sewerage - Polymer concrete based on unsaturated polyester resin (UP) - Part 1: GeneralIzstrādē
6326-Plastics piping systems for non-pressure drainage and sewerage - Unsaturated polyester resin concrete (RCP)Izstrādē
6210-Plastics piping systems for hot and cold domestic water supply, floor heating and central heating - Polyethylene (PE) - Part 5: Fitness for purpose of the systemIzstrādē
6287-Plastics piping systems for renovation of industrial pipelines - Part 4: Lining with cured-in-place pipesIzstrādē
70854-Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure. Polyethylene with mineral modifiers (PP-MD) and polyethylene multi-layer with / without mineral modifiers (PE-MD). Specifications for pipes and the systemIzstrādē
6220-Plastics piping systems for buried ducting - Unplasticized poly(vinyl chloride) (PVC-U) - Part 6: Recommended practice for installationIzstrādē
6222-Plastics piping systems for buried ducting - Polyethylene (PE) - Part 1: GeneralIzstrādē
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