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Technical Drawings I

Biomedical Engineering · Level 5  ·  4 Chapters

Can I download Technical Drawings I notes as a PDF?

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What Technical Drawings I covers

In this unit, you will be able to confidently create precise technical drawings by mastering both traditional drawing tools and modern CAD software. You'll learn how to select, use, and care for the right equipment and materials, follow technical drawing standards, and accurately construct lines, angles, and geometric figures. By the end, you'll have the practical skills to produce professional drawings that are essential in the real world of technical trades.

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Careers after Technical Drawings I

Technical Drawing skills open the door to many exciting and well-paying opportunities across Kenya’s vibrant industries. Whether you dream of working in bustling construction sites in Nairobi, designing irrigation systems for farms in the Rift Valley, or contributing to infrastructure projects in your county, mastering these skills will make you an indispensable professional. Your ability to create clear, precise technical drawings is the foundation for turning ideas into reality.

  • In the construction sector, including both formal sites and the jua kali industry, technical drawings guide the building of homes, roads, and public facilities. Skilled drafters are essential for architects, engineers, and contractors to communicate plans accurately.
  • County governments rely on technical drawings for planning and maintaining public works like water supply, drainage systems, and road networks, offering employment in local engineering departments.
  • Energy companies such as KenGen use technical drawings to design and maintain power plants and transmission lines, where precise drawings ensure safety and efficiency.
  • The matatu industry and transport sector use technical drawings for vehicle modifications and garage repairs, creating opportunities for skilled technicians and entrepreneurs.
  • Agribusinesses, including KTDA, use technical drawings to plan irrigation systems, processing plants, and storage facilities, enhancing productivity and sustainability.
  • In hospitality and manufacturing, technical drawings help design kitchens, equipment layouts, and production lines, supporting innovation and quality control.

Mastering Technical Drawings empowers you to work confidently in these sectors, earn a steady income through employment, or start your own drafting and design services. Your skills will make you a problem solver and creator, shaping Kenya’s future infrastructure and industry. Keep practicing—your precision today builds Kenya’s tomorrow!

Chapters

1
Prepare drawing equipment and materials
12 topics
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2
Produce plane geometry drawings
12 topics
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3
Manage basic operations in AutoCAD
24 topics
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4
Develop 2D Drawings in AutoCAD
6 topics
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What Technical Drawings I covers: 26 main topics in 4 chapters

1. Prepare drawing equipment and materials

  1. 1.1 Identification and care of drawing equipment materials
  2. 1.2 Identification and care of drawing materials
  3. 1.3 Reference to manufacturer's instructions and work place procedures on use and maintenance of drawing equipment and materials
  4. 1.4 Reference to relevant environmental legislations
  5. 1.5 Waste materials are disposed

2. Produce plane geometry drawings

  1. 2.1 Types of lines in drawings
  2. 2.2 Freehand printing of letters
  3. 2.3 Borderlines and title blocks
  4. 2.4 Construction of different angles
  5. 2.5 Measurement of different angles
  6. 2.6 Bisection of different angles and lines
  7. 2.7 Construction of geometric forms e.g. Circles, Triangles, Rectangles, Parallelogram, Polygons, loci etc
  8. 2.8 Patterns development e.g cones, pyramids, prisms, cylinders
  9. 2.9 Different types of Tangents
  10. 2.10 Standard drawing conventions

3. Manage basic operations in AutoCAD

  1. 3.1 Identification of Key features of CAD software
  2. 3.2 AutoCAD visual reference commands
  3. 3.3 AutoCAD ribbon tools
  4. 3.4 AutoCAD status bar tools
  5. 3.5 AutoCAD navigation commands

4. Develop 2D Drawings in AutoCAD

  1. 4.1 Setting up of Drawing interface. Drawings in AutoCAD
  2. 4.2 Creating drawing Layouts
  3. 4.3 Creation of 2D drawings
  4. 4.4 Editing/modification of 2D drawings
  5. 4.5 Saving AutoCAD drawings
  6. 4.6 AutoCAD 2D drawing work

Revise this unit

Exam-style questions 56 Written to CDACC standard, with answers Test yourself 118 Multiple-choice, one at a time Practise questions 32 Quick recall — check you know the facts
3 more for this unit
Oral exam preparation 31 What the assessor asks, and how to answer out loud Worked calculations 22 Step-by-step maths with the common mistakes Quick cards 596 Myth busters, skill tips and scenarios

Beyond the syllabus

Decision simulator 3 On site, what would you do? Workplace scenarios 41 Real site situations — what would you do? Turn this into income 24 Where this skill earns — what to charge, how to find clients

Other units in Module III