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The Dirty Dozen

Last updated: February 19, 2017

What Does The Dirty Dozen Mean?

The Dirty Dozen is a poster series developed in conjunction with Transport Canada. It highlights the twelve most common factors that lead to workplace accident and injury as they relate to the aviation industry. The Dirty Dozen has also been made into a course that provides training on how to avoid the dozen major problem areas. This is not an exhaustive list, as in excess of 300 precursors to accident and injury have been identified.

Safeopedia Explains The Dirty Dozen

The Dirty Dozen course is run by the Federal Aviation Authority, It covers the following dozen factors:

  1. Fatigue
  2. Stress
  3. Complacency
  4. Communication
  5. Awareness
  6. Distraction
  7. Lack of knowledge
  8. Teamwork
  9. Lack of resources
  10. Pressure
  11. Lack of assertiveness
  12. Norms

By displaying posters that detail each of the Dirty Dozen, employers can raise awareness among their workforce of each them in order to reduce their impact. They can also build safety moments and training sessions around each of the dirty dozen.


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