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← 3.3 Timbering

Timbering to firm soil

Building and Construction · Grade 10 · about 40 minutes

Open timbering for firm soil: few boards, gaps allowed, still erected as you dig - including dry laterite sites in Kenya.

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  • 7 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. Timbering
  2. Meaning and purpose of timbering
  3. Materials for timbering
  4. Timbering members named
  5. Timbering to firm soil
  6. Timbering to loose dry soil
  7. Timbering to loose wet soil
  8. Erecting timbering to a foundation trench
  9. Timbering safety and the building code
  10. Striking, reuse, and why timbering matters