This unit describes the skills and knowledge required to conduct and maintain well servicing derrick operations in drilling. It prepares individuals to handle tubulars and equipment, prepare hole for circulation with air/fluid, participate in head-up and pressure tests and clean out well bore/drill plugs.

This unit applies to those working in an operational role. They generally perform tasks involving a broad range of skilled applications in a wide variety of contexts, which may involve some discretion and judgement in selecting equipment, services and contingency measures.

Licensing, legislative and certification requirements that may apply to this unit can vary between states, territories, and industry sectors. Users must check requirements with relevant body before applying the unit.