South Africa

The national curriculum will enable both leaners and educators to understand what is require of them to achieve before examinations.

Engineering Graphics and Design (GRADE 12)

TOPIC & DURATION VIDEO LINK TEXT LINK
Introduction to & Purpose of EGD
Analytical and Visualisation exercises
General drawing principles
Free-hand drawing
Setting up a drawing sheet: A4 and A3 drawing sheets with relevant civil and mechanical name/title blocks/ panels
Geometrical construction
Scales
Descriptive geometry
Solid geometry : Combinations of the right-regular solids with sections and true shapes
Mechanical drawing : Complex assemblies and welding, machining & treatment symbols
Civil drawing: Foundation to roof, electrical fixtures and site plans
Kelp Forests:
Isometric drawing: Complex isometric drawings with auxiliary views, circles and sections
Perspective drawing: Complex 2-point perspective drawings with circles and arcs
Electrical diagrams: Electrical fixtures and wiring on floor plans of civil drawings
Interpenetration: Between two in-line or offset regular geometrical prisms and/or cylinders
Development: Interpenetrations, sectioned pyramids & cones, complex transition pieces.
Loci (helix): Complex helixes e.g. augers, spiral chutes, coil springs, different screw thread
Loci (cam): Complex cams with motions that are either uniform and/or harmonic and/ or uniform acceleration and retardation, with either wedge shaped or roller followers
Loci (mechanisms): Loci of a point(s) on the moving components of mechanisms
CAD (Computer-Aided Drawing/ Design)
PAT