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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. |
Scope of work includes: | compiling reportsidentifying:alternative procedures, practices and products that reduce water and energy consumptionwasted waterwater-saving initiativesproducing a cost-benefit analysis. |
Client requirements include: | compliance with regulatory requirementsmore efficient use of water resourcesreduction in water and energy costsreserve capacity. |
Types of meter and flow measuring devices include: | applications, which may include:domestic supplyirrigationmechanicalsanitationtrade wastedirectelectronichand-heldindirectin-linemechanical. |
Flow and pressure tests include: | interpretation of flow and pressure tests conducted by a contractoron-site measurement of flow (l and s), velocity (m and s) and pressure (kPa). |
Statutory and local government regulatory requirements include: | Acts and regulationsBCAstate and local government policies. |
Manufacturer requirements include: | material specificationspump tablessizing tablestechnical and trade manuals. |
Desktop study includes: | research and evaluation of water-saving products, processes and procedures currently available. |
Performance requirements include: | flow, velocity, pressure and discharge requirements, established using Australian and New Zealand standards, local authority plans and BCA. |
Leak identification processes include: | electronic leak detectionlistening devicesmeteringpipe inspection cameras. |
Sensors include: | energyentry and exitheathigh and low levelmoisturemotion. |
Automatic systems include: | electronic and mechanical timerpressure-activatedsprinklersun-trackinguse-activatedwind-activated. |
Alternative processes and practices include: | processes such as wash-down processes and order of operationalternatives may include:change in materials used in a processchange in timing of a processdiscontinuation of a processmodification of a processpractices include:running dishwashers and washing machines with full loadstesting pipe systems with air instead of waterwashing teeth with the tap offwatering before sunrise and after sunset. |
Alternative fixtures and fittings include: | continuous-flow gas water heatersheat-pump heated water systemsirrigation systemslow-energy and water-use appliances, include:air conditionerscisternscooling towersdishwashersfreezerslow volume toilet flushing systemsrefrigeratorstapwareurinalswashing machineslow-flow shower rosesoutlet-flow control devicessolar heated water systems. |
Rainwater harvesting includes: | collection, storage and distribution of rainwater, including the use of tanks and dams. |
Recycling and re-use processes include: | recycling water from washing down floorsre-use of rinse water from washing processesgrey water re-use options. |
Cost-benefit analysis includes: | comparison of installation and set-up costs and cost recovery period with environmental water and energy savings. |
Water and energy audit report is a comprehensive report written to industry standards that includes: | methodologyresultsanalysisconclusionsrecommendations. |