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: | must include:interpretation of plans and specificationssizing and documenting layout of pump systems for wide span and high-rise building projectsmay be for new projects or an existing structure being renovated, extended, restored or maintained. |
Pump types may include: | centrifugalcirculatingconstant flow variable speedmaceratormultiple stagepistonpositive displacementsubmersiblevacuum variable speed control. |
Pump duties must include: | constant pressureflow rateheadvelocity. |
Design requirements may include: | acoustic performancearchitectural plansavailable flow and pressure from authority’s mainbuilding specificationsfire safetyowner’s requirementspipework identificationpump dutysizing of pipeworkventilationvibrationviscosity of fluids. |
Cost-benefit and life cycle analysis: | includes balancing initial cost with durability, longevity, maintenance and ongoing fuel and energy cost requirementscompares the range of suitable materials, pumps and system designs available to enable cost-effective choices to be made without compromising integrity of projectmay include:designenergy costsexpected design lifelabour costsmaterial costssafety factorsspeed of installationsuitable materials. |
Statutory and regulatory requirements may include: | Acts and regulations, and commonwealth, state or territory, and local government requirements. |
Australian standards and codes may include: | AS/NZS3500 National plumbing and drainageAS2419 Fire hydrant installations - system design, installation and commissionAS/NZS1547 On-site domestic wastewater managementAS2200 Design charts for water supply and sewerageNational Construction Codeother relevant Australian standards. |
Manufacturer requirements may include: | material installation specificationspump tablespipe sizingrecommended installation and fixings for pipeworktechnical and trade manualsventilation requirements. |
Desktop study may include collection and interpretation of data for design purposes in: | architectural and building plansdeveloper plansmanufacturer datadocuments, which may include:applicationsbrochuresformspoliciesother reports as available. |
Flow and pressure tests may include: | on-site measurement of flow (l/s), velocity (m/s) and pressure (kPa). |
Performance requirements include: | flow, velocity, pressure and discharge requirements, to satisfy the requirements of the hydraulic system. |
Pump, controls and pumproom requirements may include: | acousticsancillariesautomatic controlsinlet and outlet designinstallation and mountingplinthspump sizing and selectionspaceventilationvibration. |
Layout of pipework systems may include: | accessidentificationinsulationisolationmaintenanceprinciples of economy, serviceability, durability and fit for usereplacement. |
Fittings and valves may include: | fittings:bendsflangesinlet and outlet pressure gaugesteesunionsvalves:air reliefexcess pressureisolatingnon-returnpressure limitingpressure reductionstrainersvibration couplings. |
Energy sources may include: | diesel and diesel-electric generator setselectrical, single phase and three-phasepetrol. |
Pump plinth bases designed to resist forces exerted by pump may include: | concretemasonrytimbersteel. |
Pump mountings may include: | anchoring boltsinertia padsrubber and syntheticspring loadedvibration mounts. |
Materials: | piping may include:copper (Cu)galvanised steelstainless steelpolyethylene (PE)polypropylene (PP)polybutylene (PB)other approved materialpumps may include:cast ironbronzestainless steelother appropriate materials. |
Jointing methods may include: | brazingelectrofusion weldingmechanical joints other approved jointing method. |
Installation requirements may include: | pipe protection, which may include:corrosionimpactfire ratinglevel of workmanship.manufacturer-recommended specific fixingspipe supportprovision for vibration serviceability and accessthrust brackets. |
Delivery systems may include: | circulationconstant flow variable speed pumphydropneumaticliftpressurerising mainvacuum. |
Sustainability principles and concepts: | cover the current and future social, economic and environmental use of resourcesmay include:selecting appropriate material to ensure minimal environmental impactefficient use of materialefficient energy usage/capital outlay comparison effect on the environment due to pump or pipe failurepump efficiency. |
Plans: | may include:axonometricscross-sectionsdetailselevationsisometricsschematicssectionsmay be produced using:computer generation drawing equipment. |
Specification may include: | acoustic performancefire safetyjointingmanufacturer requirementsmaterialspump dutyresidual pressuressafety (WHS)specialised componentssupporttestingvalve selection vibration controlworkmanship. |
Testing may include: | defect inspectionhydrostaticperformancequality assurance (QA) audit. |
Commissioning schedule may include: | system certificationexhaust pipe checkflow checkleak checkpressure checksystem purgesystem defectssystem functions as per designvalve operationacoustic performance. |
Operation and maintenance manual may include: | as installed drawingsresults of commissioning testcertification documentationemergency shut-down proceduresmaintenance schedulesmanufacturer brochures and technical informationvalve function. |