Ladder Safety

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Across
  1. 4. Movable ladder with wheels
  2. 5. Must be kept clean, not slippery.
  3. 7. Who must be notified if defects are found?
  4. 8. What are firmly attached.
  5. 10. What must stay locked?
  6. 11. What must be done before using ladders?
Down
  1. 1. All labels are?
  2. 2. Movable without wheels
  3. 3. Must be sturdy
  4. 6. What shall be parallel, level and uniformly spaced
  5. 9. parts operate freely.