Elements and Performance Criteria
- Prepare for work.
- Plans and specifications are obtained.
- Safety (OHS) requirements associated with maintaining effluent disinfection systems, and workplace environmental requirements, are adhered to throughout the work.
- Quality assurance requirements are identified and adhered to in accordance with workplace requirements.
- Tasks are planned and sequenced in conjunction with others involved in or affected by the work.
- Tools and equipment, including personal protective equipment, are selected and checked for serviceability.
- Work area is prepared to support efficient maintenance of the effluent disinfection system.
- Identify system requirements.
- Request for maintenance approval is submitted to regulatory authorities in accordance with their requirements.
- Site is inspected to confirm compliance with standards and authorities' requirements for effluent drainage systems.
- Detention capacity, effluent flow and effluent disinfection flow in the contact chamber are checked for compliance with regulatory authorities' requirement for effluent disinfection.
- Quantity and type of materials required are calculated from design drawings and specifications in compliance with standards, local authorities' and manufacturer requirements, and job plans and specifications.
- Materials are identified, ordered and collected in accordance with workplace procedures.
- Materials are checked for compliance with docket and order form, and for acceptable condition.
- Maintain effluent disinfection system.
- System is maintained in accordance with standards and authorities' requirements to ensure effluent is thoroughly mixed, discharge meets treatment requirements and access is maintained.
- Effluent is tested for total chlorine, and dosage rate is adjusted to achieve the levels and stability required by standards and regulatory authorities.
- Inspection chamber is returned to normal operation.
- Relevant authorities are advised of the completion of the work and of any continuing inspection and maintenance requirements.
- Clean up.
- Work area is cleared, with materials disposed of or recycled in accordance with state or territory statutory and regulatory authority legislation.
- Tools and equipment are cleaned, checked, maintained and stored in accordance with manufacturer recommendations and workplace procedures.
- Information is accessed and documentation, including advice of completion and subsequent inspection and maintenance requirements of the system, is completed in accordance with regulatory authorities and workplace requirements.