This unit of competency covers producing drawings or similar graphical representations where the critical dimensions and associated tolerances and design specifications are predetermined.

Unit details

Study level:
Vocational and further education (TAFE)
Unit code:


Assessment tasks will be designed to reinforce and extend knowledge and skill competence within set and controlled parameters in accordance with each unit's learning outcomes and performance criteria requirements, including the setting of work based practical application tasks designed to provide evidence of competence outcomes, within periodic and scheduled timelines. Students will be expected to demonstrate the following required skills: - correctly using and maintaining equipment, including CAD; - manual drafting, filing and printing; - reading and interpreting specifications; - communicating with supervisor to confirm work requirements and outcomes; - visualising components; - preparing a drawing in plane orthogonal, isometric projection or equivalent; - determining drawing protocols required to complete drawing to industry standard; - selecting and locating text to support presentation; - establishing datums and dimensions for drawings, and; - drawing sections through an engineering component incorporating correct use of cutting plane symbols and conventions. Students will also be expected to demonstrate the following knowledge: - drafting media, including cartridge paper, tracing paper, drafting film and plain printing paper; - layout conventions; - effective use of blank space, location of notes and symbols; - sectioning; - overview of graphical techniques; - assembly drawings and explosion drawings; - schematics/line drawings, graphs and pictorials; - standard engineering drawing symbols, references and terminology; - application of surface finish symbols to drawings; - uses of different scales in industry applications; - uses and types of line weights; - uses and types of drawing sheets, and; - type of information provided with drawings.

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