This unit describes the skills required to monitor, operate and report on wastewater pre-treatment processes, including separation processes such as screens and grit removal, used in industrial or domestic wastewater treatment plants prior to biological treatments.This unit applies to those working as operational staff with specific responsibility for pre-treatment processes. The skills and knowledge described in this unit must be applied within the legislative, regulatory and policy environment in which they are carried out. Organisational policies and procedures must be consulted and adhered to, particularly those relating to environment, safety, and manufacturers' guidelines. Those undertaking this unit would work under supervision while performing routine tasks in a range of familiar contexts.No licensing, legislative or certification requirements apply to unit at the time of publication.