Modelling a roof framework

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• 8 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
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Other lessons in this sub-strand

1. What a roof is and why it is needed
2. Functional requirements of a roof
3. Types of roofs
4. Components of a roof
5. The truss
6. Pitch, span and the edges of a roof
7. Types of roof coverings
8. Selecting a roof covering
9. Weatherproofing and drainage
10. Modelling a roof framework
11. Safety during roof work
12. Importance of a roof