This Technical Specification gives guidance for the assessment of conformity of compounds / formulations, products and assemblies in accordance with the applicable part(s) of EN 13476-1, EN 13476-2 and EN 13476-3 intended to be included in the manufacturer’s quality plan as part of the quality management system and for the establishment of third-party certification procedures.
It is recommended that the quality management system conforms to or is no less stringent than the relevant requirements to EN ISO 9001:2008 [1].
If third-party certification is involved, it is recommended that the certification body is accredited to EN 45011 [2], EN 45012 [3] or EN ISO/ IEC 17021 [4], as applicable.
In conjunction with EN 13476-1, EN 13476-2 and EN 13476-3 (see Foreword) this document is applicable to Plastics piping systems for non-pressure underground drainage and sewerage - Structural-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE):
- for non-pressure underground drainage and sewerage outside the building structure (application area code " U" ) reflected in de-marking of products by " U" , and
- for non-pressure underground drainage and sewerage for both buried in ground within the building structure (application area code " D" and outside the building structure (application area code " U" ) reflected in de marking of products by " UD" .