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Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

  1. Plan and prepare for work
  2. Operate and control process
  3. Complete documentation
  4. Plan and prepare for work
  5. Operate and control process
  6. Complete documentation

Performance Evidence

Evidence required to demonstrate competence must satisfy all of the requirements of the elements and performance criteria. The candidate must be assessed in at least one of the processes listed in the Range of Conditions. If not otherwise specified the candidate must demonstrate evidence of performance of the following on at least one occasion.

identifying and correcting operational and control process problems

completing logs

determining chemical dosing

identifying and reporting faults

applying basic formulae


Knowledge Evidence

Evidence required to demonstrate competence must satisfy all of the requirements of the elements and performance criteria. If not otherwise specified the depth of knowledge demonstrated must be appropriate to the job context of the candidate.

basic hydraulics

relevant hazards and risks factors

basic microscopy

basic biology and chemistry applying to process

flow measurement

process layout

process issues

chemicals used for pH control, odour control, nutrient removal

features and components of activated sludge processes

operational problems such as sludge bulking and foaming

control of solids

chemical and biological principles that form the basis of activated sludge wastewater treatment

Candidate should demonstrate basic knowledge of all processes listed in Range of conditions.