Carpentry 1 - Ladders & Scaffold

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  1. What is the primary hazard when using a ladder?
  2. What 4 factors determine the ladder you choose for a job?
    • 1. Type of project
    • 2. Height
    • 3. Mobility
    • 4. Task
  3. Which step-ladder may be used by 2 workers at the same time?
    Double step-ladder
  4. Can plywood be used as a rung material in the fabrication of a construction ladder?
  5. What is the minimum width and how many rails are required for a two way construction ladder?
    • Minimum: 1 metre
    • 3 rails evenly spaced
  6. Which type of material is best suited for working near electricity or overhead powerlines
  7. An extension ladder should be set a which angle to a wall?
    4 to 1 or 75 degrees
  8. What is the highest safe standing ladder on a step ladder
    Second step from the top
  9. What color should a wood ladder be painted?
    They shouldnt'! Unless it is a clear protective coat -- where you can see any distress in the wood.
  10. List 5 factors to consider when choosing correct scaffold for a job.
    • 1. Task it will be used for
    • 2. Where it will be used/terrain
    • 3. What will happen around it
    • 4. How long
    • 5. What load
  11. What is the most widely used scaffold system?
    Frame scaffold
  12. Which part of the scaffold system must be matched to site conditions?
    The Base.

Card Set Information

Carpentry 1 - Ladders & Scaffold
2014-03-16 20:47:54
Carpentry 1 - Ladders & Scaffold
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