WASSCE syllabus · Main subject in Technical

Technical Drawing

Every topic in the WASSCE Technical Drawing syllabus, grouped the way you will study it. The lessons for this subject are being written; the outline below shows what they will cover.

syllabus topics
30
section
1

Course outline

Technical Drawing syllabus, section by section

01Topics30 topics · syllabus outline
  • 01Drawing Instruments and EquipmentT-square, set squares, compass, French curve, drawing board, pencils, and how to use and care for them.
  • 02Types of Lines and LetteringContinuous, dashed, centre, and dimension lines, plus styles of technical lettering and their uses.
  • 03Dimensioning and Title BlocksRules for dimensioning drawings, types of dimensioning, title blocks, and borderlines to BS 1192 and BS 308A.
  • 04ScalesPlain and diagonal scales — their construction, uses, and how to choose the right scale for a drawing.
  • 05Construction of Lines and AnglesBisecting lines, bisecting angles, dividing lines into equal parts, and constructing standard angles.
  • 06Triangles and QuadrilateralsConstruction of triangles and quadrilaterals given various conditions — sides, angles, areas.
  • 07PolygonsConstruction of regular and irregular polygons inside, outside, and on a given side or circle.
  • 08Circles and TangencyConstruction of circles, tangents to circles, tangent arcs, and applications in spanners and anchors.
  • 09LociLoci of points satisfying given conditions, loci of mechanisms, and applications in engineering.
  • 10Similarity and EnlargementSimilar figures, enlargement and reduction of plane figures, and proportional division.
  • 11Areas of Plane FiguresCalculating and constructing areas of triangles, quadrilaterals, regular polygons, and circles.
  • 12Pictorial ProjectionIsometric and oblique projection — drawing 3D objects on 2D paper for visualisation.
  • 13Orthographic ProjectionFirst and third angle projection, drawing front, side, and top views of an object.
  • 14Sectional ViewsFull sections, half sections, removed sections, and conventions for hatching and showing internal features.
  • 15Auxiliary ViewsDrawing auxiliary views to show true shapes of inclined surfaces.
  • 16Solids and Their PropertiesPrisms, pyramids, cylinders, cones, and spheres — their nets, surface areas, and volumes.
  • 17Development of SurfacesUnfolding the surfaces of cylinders, cones, pyramids, and prisms onto a flat plane.
  • 18Intersection of SolidsLines of intersection when two or more solids meet — cylinder with cylinder, cone with prism, etc.
  • 19Introduction to Building DrawingWhat building drawing is, its purposes, standards (BS 1192), and the workflow of architectural drafting.
  • 20Building Components and SymbolsStandard symbols for walls, doors, windows, sanitary fittings, and building materials.
  • 21Foundations and WallsTypes of foundations, foundation drawings, types of walls, and conventional wall sections.
  • 22Doors, Windows, and StairsTypes of doors, windows, and stairs, with construction details and drawing conventions.
  • 23Roof ConstructionTypes of roofs, roof trusses, roof coverings, and drawing roof plans and sections.
  • 24Floor Plans, Elevations, and SectionsProducing complete building drawings — floor plans, elevations, and cross sections of a building.
  • 25Introduction to Mechanical DrawingWhat mechanical drawing is, its purposes, and standards (BS 308A) for engineering drawings.
  • 26Symbols and Conventions in Mechanical DrawingStandard symbols for materials, surface finishes, machining processes, and welding.
  • 27Screw Threads, Bolts, and NutsTypes of screw threads, conventional representations of bolts, nuts, and washers.
  • 28Keys, Pins, and Locking DevicesKeys, cotter pins, taper pins, split pins, and locking devices for shafts and fasteners.
  • 29Bearings, Couplings, and GearsPlain and rolling bearings, types of shaft couplings, and spur, helical, and bevel gears.
  • 30Working and Assembly DrawingsDetail drawings of individual parts and assembly drawings showing how parts fit together.
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