Elements and Performance Criteria
- Enter and leave the water
- Consult crew and consider prevailing weather and water conditions when assessing the safety of diving operations, and make a judgement on whether to continue the dive
- Ensure that procedures during the dive, and when entering or leaving the water from the dive platform meet guidelines and are according to normal dive practices
- Use signals to the dive platform before descent and following ascent according to normal dive practices
- Maintain structures, vessels and equipment
- Inspect and assess the condition of culture or holding structures and report any required action to the supervisor
- Inspect and assess the condition of associated vessels, structures, plant and equipment and report any required action to the supervisor
- Undertake appropriate maintenance according to industry or licensing body instructions and health and safety procedures
- Assist in lifting and handling
- Recognise the limitations and suitability of winches with hydraulic and air motors for use on the surface and underwater when undertaking winching operations
- Use correct signs and signals during winch operations to communicate effectively with crew
- Select and rig lifting equipment and ropes of the correct type and safe working load using the correct mechanical advantage for the load being lifted
- Use and secure lifting bags to raise loads
- Restrain the load so that ascent is controlled
- Inspect and maintain slings, ropes and lifting bags and carry out pre- and post-dive checks on lifting devices
- Use basic hand tools and auxiliary devices underwater
- Conduct underwater searches