CEN/TC 165 (CEN Technical Committee 165) is a technical decision making body within the CEN system working on standardization in the field of wastewater engineering in the European Union. Its goal is to develop functional standards, and standards for performance and installation for systems and components in the field of wastewater engineering.
CEN/TC 165 was created on 01.01.1988 and Working Groups (WG) established under this Technical Committee are:
WG1: General requirements for pipes
WG2: Vitrified clay pipes
WG4: Manhole tops, gully tops, drainage channels and other ancillary components for use outside buildings
WG5: Fibre cement pipes
WG7: Steel pipes
WG8: Separators
WG9: Concrete pipes
WG10: Installation of buried pipes for gravity drain and sewer systems
WG11: Gratings, covers and other ancillary components for use inside buildings
WG12: Structural design of buried pipelines
WG13: Renovation and repair of drains and sewers
WG21: Drainage systems inside buildings
WG22: Drain and sewer systems outside buildings
WG30: Terminology in the field of wastewater engineering