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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 interpretation of plans and specifications includes sizing and documenting layout of fire sprinkler systems for applications, including residential, commercial and industrial. |
Design requirements include: | architectural specifications builder specifications owner requirements specialist design applications. |
Cost-benefit analysis includes: | comparison of range of suitable materials and system choices available to enable cost-effective choices to be made without compromising project integrity. |
Fire department, statutory, regulatory, Australian and New Zealand standards and relevant building code requirements include: | relevant Acts, regulations and local and state government policies AS2200 Design charts for water supply and sewerage AS/NZS2118 Automatic fire sprinkler systems - general requirements AS2419 Fire hydrant installations - system design, installation and commission material and authorisation standards specified by: Building Code of Australia (BCA) local authority statutory plumbing authority. |
Manufacturer requirements include: | material specifications pump tables sizing tables technical and trade manuals. |
Flow and pressure tests include: | interpretation of flow and pressure tests conducted by a contractor on-site measurement of flow (l and s), velocity (m and s) and pressure (kPa). |
Desktop study includes collection and interpretation of existing data for design purposes from: | architectural and building plans council requirements developer requirements regulatory requirements other documents and reports as available. |
Performance requirements include: | flow, velocity, pressure and discharge requirements, established using Australian and New Zealand standards and local authority plans. |
Layout of pipework systems: | covers: dual feed range systems ring main single pipe should have principles of economy, serviceability, durability and fit for use applied should not unduly affect building integrity and aesthetic appeal. |
Fittings and valves: | fittings: bends elbows tees unions valves: backflow prevention excessive pressure isolating pressure limiting pressure reduction strainers. |
Backflow prevention devices include: | break tanks individual protection property protection testable and non-testable devices zone protection. |
Alarm and valve assemblies include: | clapper valves excess flow valves manual and electrical alarms. |
Calculations include: | pressure rate of discharge temperature velocity volume. |
Materials include: | acrilonitrile butadiene styrene (ABS) composite pipework copper cross-linked polyethylene fittings and fixtures polybutylene protective coatings steel. |
Jointing methods include: | brazing compression flaring mechanical joints rubber ring joints screwing soldering. |
Booster assemblies include: | cabinet and block plans check and isolating valves fire appliance access pressure gauges single and double types. |
Pipe fixings include: | anchors bedding bracket spacing corrosion protection cover hanging brackets material requirements saddles wall and ceiling brackets. |
Water storage systems include: | automatic controls inlet valve design and sizing outlet sizing overflow requirements safe tray requirements tank sizes vortex plates. |
Pump, pump controls and pumproom requirements include: | automatic controls impeller sizing inlet and outlet design requirements installation and mounting requirements pump selection pump sizing space requirements valve requirements. |
Test points and associated drainage systems include: | design and sizing of collection points and tundishes to prevent spillage, overflow and damage to building finishes design and sizing of drainage systems to cater for maximum flow conditions specification of materials for systems, including copper, polyvinyl chloride (PVC), galvanised piping and other materials. |
Installation requirements include: | clipping installation details insulation jointing requirements level of workmanship. |
Sprinkler system configurations include: | deluge systems layout and distribution of range pipes obstacle avoidance room shape and height configurations sprinkler head placement wall and ceiling wetting systems wet pipe and dry pipe systems. |
Plans cover: | axonometrics cross-sections details elevations isometrics schematics, which may be produced using: pencil Indian ink pigment liner computer generation sections. |
Specification may include: | clipping and specialised components jointing manufacturer materials valve selection workmanship. |
Testing includes: | air pressure test defect inspection hydrostatic test mains pressure test quality assurance (QA) audit. |
Commissioning schedule includes: | flow test leak check pressure test system purge valve operation. |
Operation and maintenance manual may include: | leak detection pump maintenance valve maintenance water auditing yearly inspection yearly maintenance requirements. |