ÖNORM EN 12566-3

This document specifies characteristics and related requirements, assessment methods, the marking and assessment and verification of constancy of performance (AVCP) procedures for packaged and/or site assembled domestic wastewater treatment plants used for populations up to 50 inhabitants. Packaged and/or site assembled domestic wastewater treatment plants in accordance with this document are: • used for the treatment of domestic wastewater including that of guest houses and businesses. • made of concrete, steel, Unplasticized Polyvinylchloride (PVC-U), Polyethylene (PE), Polypropylene (PP), Glass Reinforced Polyester (GRP-UP), Polydicyclopentadiene (PDCPD), PVC and/or EPDM; • used buried in the ground; • with or without extension shaft; • made of prefabricated components that are factory or site-assembled by one manufacturer and which are tested as a whole. This document does not cover packaged and/or site assembled domestic wastewater treatment plants where vehicle loads apply to it. The assessment methods specified in this document establish the performance of the packaged and/or site assembled domestic wastewater treatment plant, needed to verify its suitability for the condition in which it is normally installed.