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The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included. |
Risks may include: | hypothermiaheat exhaustioninjuriesexhaustionlost party or party memberequipment failurecarbon monoxide toxicity panicDecompression Illness (DCI). |
Emergency procedures may include: | tired diver assistsharing aircontrolled emergency swimming ascentunconscious diver rescuesystem failure. |
Relevant legislation may include: | Occupational Health and Safetypermits from land and water management authoritiesenvironmental regulationsmarine regulations. |
Organisational policies and procedures may include: | occupational health and safetyrisk management procedurescommunication protocolscode of ethicsminimal impact codes. |
Industry technical and safety criteria may include: | British Sub-Aqua Club (BSAC)Professional Association of Diving Instructors (PADI) SCUBA Schools International (SSI). |
Contextual issues may include: | weather conditions, including timesseasontransportlocationtrip distance and durationgroup objectivesgroup size amount of fuel available, for boat and compressorwater conditions aquatic life or activity. |
Relevant sources may include: | Bureau of MeteorologyMedialand managers or agenciescoastal patrol or coastguardvolunteer marine rescuelocal knowledge. |
Weather and environmental information may include: | satellite imagesdaily and weekly forecastsmaximum and minimum temperaturesweather warningsevent warningssynoptic chartshigh and low tide predictions. |
Equipment may include: | small air compressorair reserve tankportable gasoline engine or electric motorfloating air hoseregulatorharnessexposure suithoods glovesmasksfinsin line pressure gauge bail out cylinderbuoyancy compensating deviceweight systemcomplete instrumentation to monitor depth, time and direction underwater |
Maintenance procedures may include: | checking buddy's equipmentchecking, cleaning and or replacing filters on compressor as per manufacturer's recommendations checking V-belt for signs of deterioration and tension regularly running out the diver air hose to remove twists from the hose checking the diver air hose for cuts and abrasions checking bail out cylinder and regulator. |
Five-point descent may include: | signalling the intent to descend orientating position in the water ensuring regulator is correctly fitted noting the time descending feet first, equalising every metre. |
Diving techniques may include: | adjusting weight system clearing dive mask sending and receiving messages from the surface changing between surface supplied air regulator and bail out regulator removing and refitting the surface air supplied hose and belt or harness while using the bail out regulator removing and refitting the weight system. |
Five-point ascent may include: | signalling the intent to ascend noting the time placing right hand over the head for protection looking up swimming up slowly while ensuring the air hose does not get tangled. |
Dive tender duties may include: | checking diver's equipment before divebeing attentive to the diver and surface conditionsresponding quickly to emergenciescommunicating with divermaintaining gas levels. |
Relevant aspects may include: | objectivesplanning processactivity siteweatherequipment selectionclothing selectionfood selectioninstructional techniqueassessment techniquegroup feedbackdirecting techniquesrescue techniques employedidentification of risks and emergency proceduresuse of equipment and communication systemcorrect surface supplied air diving techniquessafe tendering of another diver. |