Elements and Performance Criteria
- Prepare to carry out irrigation drainage system maintenance
- Equipment is selected and checked for safe operation
- Appropriate personal protective equipment and tools are selected and used according to Occupational Health and Safety (OHS) requirements
- Site is inspected and drainage is assessed
- Necessity for repair is established and authorities/persons notified of the intention to commence work
- Work requirements are determined from plans, drawings, specifications or instructions
- Appropriate drainage and inflow diversion arrangements are made without damage to environment
- Equipment and excavation methods are selected and checked to meet safety requirements of task and site
- Determine access to drainage lines
- Carry out repairs on an irrigation drainage system
- Routine inspections of designated work areas are conducted according to maintenance schedules
- System faults are identified and corrective actions are taken according to structure type, location, specification and legislative and organisational requirements
- Mechanical equipment is used to open and close drains
- Components and associated fittings are repaired or replaced according to manufacturer specifications and organisational requirements
- Cast in situ components are constructed according to specifications and organisational requirements
- Clear blockages in an irrigation drainage system
- Maintain drainage earthworks and equipment
- Earthworks and embankments are checked to meet system requirements