UEECD0031 — Prepare engineering drawings using manual drafting and CAD for electrotechnology applications

Elements & performance criteria

Performance evidence

• applying modifications to original drawings and resubmitting for approval
• applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements, including implementing risk control measures
• checking drawings for accuracy and compliance with job specifications
• completing and reporting electrotechnology/utilities engineering drawings
• determining job specifications from designs, drawings and layouts
• filing completed drawings
• obtaining specifications from design information, customer requirements, sketches, preliminary layouts and/or field investigations
• planning and producing electrotechnology/utilities engineering drawings
• preparing and modifying preliminary electrotechnology/utilities drawings and diagrams using computer-aided design (CAD) equipment and software
• responding to unplanned situations
• submitting completed drawings
• using CAD equipment and related computer commands
• working with relevant person/s

Knowledge evidence

• drawing fundamentals, including: • principles, purpose and classification of drawings • basic drawing terms and conventions • symbols, codes and abbreviations used in drafting drawings • tools and equipment used in drafting drawings
• drawing forms; sheet size and format, metric, imperial and copy fold information
• drawing routines, signatures, approvals, dates, numbers and numbering systems, design considerations/specifications, materials or component specifications, lists, titles, proprietary information, fasteners, representations, notes, charts and graphs, modifications and revision conventions
• fundamentals of drafting documentation, including contents, version control, indexing and product identification (e.g. logo, trademark and software warning plates)
• delineation: line conventions and lettering, multi- and sectional view drawings, pictorial drawings, types and application of engineering drawings, conventional representations, microfilming, descriptive geometry and revolutions
• measurements: types, forms, units, symbols, reading and transfer
• sketching techniques (e.g. freehand lettering)
• basic drafting skills (e.g. drafting by hand, working with triangles, and working with a T square)
• basic drawing layout (e.g. borders and information blocks)
• line types and weights
• geometric construction principles
• use of drawing instruments and equipment to produce basic technical drawings
• drawings instruments and media usage
• usage of reproducible drawings with mechanical pencils
• lettering, including: • principles, concepts and applications of lettering • terms, conventions and codes related to lettering • construction of vertical or inclined, single-stroke gothic lettering, numerals and fractions, including proper spacing and guidelines • proper lettering instruments selection • usage of lettering techniques for notes and titles on drawings • text style, text composition, and text placement selection and application
• sketching, including: • principals, practices and rules for sketching in relation to proportion, placement of the views, and drawing medium • concepts and applications of sketching • terms, conventions and codes related to sketching • sketches used in industry • usage of sketching aids for creative communication • sketching types and their applications • line techniques in sketching simple objects • estimation and proportion techniques usage • views selection for requisite applications • blocking technique for size, shape and details • surface shading techniques
• geometric construction, including: • principles, concepts and applications of geometric construction • terms, conventions and shapes related to geometric construction • drawing techniques of lines, angles, circles, arcs, tangents and polygons • geometric construction to single-view and multi-view drawings • graphic geometric controls
• intermediate CAD commands
• plotting and printing equipment set-up and configuration
• multi-view orthographic projections and Australian/New Zealand and industry standards, including: • principals of multi-view orthographic projections • terms, conventions and codes related to multi-view drawings • applications and use of orthographic projections/drawings (e.g. 3rd angle) • types and usage techniques of orthographic projection • sketching techniques related to orthographic views • rules for orthographic projection • working drawing problems and specifications • views visualisation and selection • 1st and 3rd angle projection drawings • lines, lettering, and drawing medium types • fractional, decimal, and metric equations solutions • concepts of units of measurement usage related to multi-view orthographic projections • sectional and/or auxiliary views uses, identification and analysis • rules for sections and auxiliary views • geometric figures visualisation and drawing in two dimensions • geometric figures classification and comparison • circle properties and relationships, and circle problem solving • drawing from a view of a model (e.g. orthographic projection)
• auxiliary views, including: • principles, terms and conventions usage in auxiliary views • use and application of auxiliary views • primary auxiliary view construction • secondary auxiliary view construction
• descriptive geometry/revolutions, including: • principles, terms and conventions usage in descriptive geometry/revolutions • graphic solutions of points, lines and planes • graphic solutions of intersections (e.g. lines, planes and solids) • true length of lines, bearing and slope of lines • graphic solutions of solids • drawings construction using the revolution method
• sectional views/conventions, including: • principles, terms, symbols and conventions of sectional views • use and application of sectional views • drawing standard sectional views • use of conventional breaks • symbols used to represent different materials • use of cutting plans
• pictorial drawings introduction and production to Australian/New Zealand and industry standards, including: • principals, concepts and applications of pictorial drawings • terms, symbols, conventions and codes usage in pictorial drawings • types and usage techniques of pictorial drawings • line of sight application • isometric view usage • pictorial drawing types, usage and selection • pictorial drawings sketching • pictorial working drawing problems and specifications • axonometric, oblique and perspective drawings construction • calculations in projection plane angles • standards for drawing pictorial drawings • application of properties and relationships of triangles to solve geometric shapes • conversion of an angular dimension of an orthographic to a linear dimension in a pictorial drawing • drawing techniques of pictorial representations
• dimensioning/size description and tolerancing as applied to drafting, including: • principles, terms, symbols and conventions used in dimensioning and tolerancing • terms, conventions and codes related to dimensioning • dimensioning drawing construction using Australian/New Zealand Standards • types and usage techniques of dimensioning • application of dimensioning to object drawings • geometric dimensioning and tolerancing • lines used in dimension drawings construction • dimensioning practices applications • dual dimensioning • tolerancing applications • dimensioning verification requirements • formulas for positional tolerancing • form, orientation, profile and runout
• development layouts of various shaped objects to Australian/New Zealand and industry standards, including: • principals and concepts of development layouts of various shaped objects • terms, conventions and codes related to surface developments • surface development uses in Australian/New Zealand and industry standards • basic three-dimensional geometric shapes visualisation in a two-dimensional plane • cut out and construct models for checking accuracy • rules to surface developments to produce stretch-outs
• layout drawings production to Australian/New Zealand and industry standards, including: • principals, concepts and applications of layout drawings • terms, conventions and codes related to layout drawings • layout drawings types and differences • rules for layout drawings • concepts of units of measurement usage related to layout drawings
• technical illustrations drawing to Australian/New Zealand and industry standards, including: • principals, concepts and purpose of technical illustrations • terms, conventions, symbols and codes related to technical illustrations • types and usage techniques of illustrations • rules for technical illustration application • techniques and applications for creating illustrations • illustration types usage and selection • illustration working drawing problems and specifications • techniques and applications in the use of drawing instruments to prepare illustrations • surface shading purpose and types, selection and analysis • techniques and applications in airbrush renderings to detailed illustrations • techniques and applications of CAD practices to technical illustrations • techniques and applications of line-shaded illustrations • concepts of units of measurement usage related to illustrations • solutions for illustrations using fractional, metric and decimal equations
• graphs and charts production to Australian/New Zealand and industry standards, including: • principals, concepts and applications of basic graphs, charts and diagrams production • terms, conventions and codes related to basic graphs, charts and diagrams production • graphs, charts and diagrams production types, usage and variations • data configuration for graphic representation • graph type selection per specifications and data • basic graphic charts and diagrams interpretation • charts and diagrams construction
• thread representations, including: • principles, concepts and applications of threaded fasteners • terms, conventions and codes related to threaded fasteners • types and usage techniques of threaded fasteners • drawing of threads using simplified and schematic types of thread representation
• working drawings, including: • principles, concepts and applications of working drawings • terms, conventions and codes related to working drawings • types and usage techniques of working drawings • title block, bill of materials and schedules used in working drawings • working drawing production requirements
• care and use of equipment, including: • principles, concepts and applications of various drafting instruments, equipment and materials • types and usage techniques of drafting instruments, equipment and materials • drawing materials selection for specific types of drafting projects • drawing instruments usage as a means of technical drawings preparation for accuracy and readability • CAD station components identification • CAD set-up requirements to complete a basic drafting problem
• CAD basics, including: • principles, terms, symbols and conventions usage in CAD • concepts and applications of CAD and related application commands • types of CAD hardware • CAD standards, including file presentation; layering standards; sorting graphic data, including data groups, principal data and supporting data; layering naming convention;, colour assignment standard (layer colours and pen weights); provision for creation of new layers; blocks standards - real blocks object, common block objects, symbol objects, block library and block naming; text style standards - text styles naming, text height; dimension styles standards - dimension style naming; line-type (LT) standards; title blocks and graphic scales - title block set-up, information title blocks, drawing scales; systems of measurement and preferred scales - drawing scales • disk operating system (DOS) and windows application definitions • techniques and practices in the application of program assist and editing commands • view and display commands (e.g. zooming and panning) • query commands to extract drawing data • techniques and practices in the application of changes to text styles, text entering and editing • existing drawing modifications • working with multiple drawings using cut and paste, and so on • components and symbol libraries creation, editing and retrieval • plotting drawings to the proper scale • scaling techniques applications • layering techniques applications • LT scale usage • drawing techniques application • drawing setups to applicable standards (e.g. settings, layers, line types and widths) • two-dimensional drawing creation • cartesian, polar, absolute, and relative coordinates usage in drawing lines and shapes • techniques and practices in the application of geometric construction • techniques and practices in the application of text to a drawing • techniques and practices in altering font options • techniques and practices in the application of laying out, drawing and completing orthographic drawings • techniques and practices in the application of drawing objects in isometric using isometric drawing commands • techniques and practices in the application of completing primary auxiliary drawings on CAD equipment • techniques and practices in the application of CAD to draw screw threads • techniques and practices in the application of making, setting and using layers and blocks
• basic production fabrication drawings to Australian/New Zealand and industry standards, including: • principles, terms, symbols, codes and conventions usage in production of fabrication drawings • types and usage techniques of detailed and assembly drawings • detailing: including principals, concepts and applications of detailing; terms, conventions and codes related to detailing; detailing types, application and selection; different fabrication processes and identification of machine parts; rules for drawing machine part details; concepts of units of measurement usage related to detailing; application of properties and relationships of triangles and circles to solve geometric shapes related to detailing • assembly drawings: including principals, concepts and applications of assembly drawings; terms, conventions and codes related to assembly drawings; different assembly processes and identification of machine part assemblies; rules for drawing assembly drawings; concepts of units of measurement usage related to assembly drawings; application of properties and relationships of triangles and circles to solve geometric shapes related to assembly drawings • machine assembly drawing production • detail drawings standard machine fits applications • drawings for welded component parts • parts list (e.g. balloons) development • file and/or drawing for CAD/computer-aided manufacturing (CAM) applications • gears drawings • CAM drawings • threads and fasteners (e.g. bolts, pins and keys) use and applications • drawings for metal bending and fabricating • standard fits, finishes, and tolerances to a machine drawing application • manufacturing processes (e.g. machine, metal forming and computer numerically controlled (CNC))
• pattern development, including: • principles, concepts and purpose of pattern development • terms, conventions and codes related to pattern development • types and usage techniques of pattern development and related drawings • application of pattern development and intersection techniques • intersections of geometric surfaces development techniques and applications • flat surfaces development techniques and applications • construct of objects from the intersection
• maps and profiles design and production to Australian/New Zealand and industry standards, including: • principals, concepts and applications of maps and profiles design and production • terms, conventions and codes related to maps and profiles design and production • maps and profiles design and production types and uses • rules for cartography • components selection and transit usage • symbols usage and applications for topography • application of properties and relationships of triangles to solve geometric problems, trigonometric relations to solve right triangles, law of sines and cosines to solve triangles
• pipe/plumbing drawing basics, including: • principles, purpose, terms and conventions usage in pipe/plumbing drawings • applicable codes, symbols and abbreviations • piping symbols, fittings, fixtures and valves • types of piping systems and usage techniques in pipe drawings • principles of pneumatics and hydraulics • pneumatics and hydraulic schematics production • plumbing schematics production • techniques and applications in creating drawings of piping symbols and systems
• structural steel, welding and sheet metal drawing basics, including: • principles, terms and conventions usage in structural steel, welding and sheet metal drawings • applicable codes (e.g. WHS/OHS, Standards Australia/New Zealand, building codes and regulations, related standards and codes) • classification of major structural and welding components • rules and symbols used in structural and welding drawings • structural steel shapes • steel-framing materials • detail and assembly drawings (including beam connections) with bill of materials • steel frame plan drawings production • types and usage techniques of structural and welding drawings • techniques and applications in creating structural drawings using measuring, labelling, and symbol procedures • techniques and applications used in drafting the processes for joining metal and standard symbols for welding • techniques and applications in creating welding drawings complete with weld symbols • sheet metal layout methods and procedures • representative sheet metal drawings • sheet metal drawings for CAD/CAM applications
• ink overlay drawings produced to Australian/New Zealand and industry standards, including: • principals, concepts and applications of ink overlay drawings production • terms, conventions and codes related to ink production • drawing specifications identification and analysis • rapid graph equipment usage procedures
• drawings reproductions to Australian/New Zealand and industry standards, including: • principals, concepts and applications of drawing reproductions • terms, conventions and codes related to processes related to drawing reproductions • rules for reproducing drawings • various machines usage and selection in the reproduction process
• CAD software and functions
• drawing fundamentals
• electrotechnology/utilities engineering drawings and diagrams
• relevant risk mitigation processes including risk control measures
• relevant WHS/OHS legislated requirements
• relevant workplace documentation
• relevant workplace policies and procedures
• sketching techniques

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