Course Information

Course Description:

The Dirty Dozen refers to the twelve most common conditions (or precursors) that can lead to accidents or incidents. These twelve conditions can, and do, influence employee behavior. This course on the Dirty Dozen serves as a useful, practical, and cost-effective introduction to Human Factors.


Course Objectives:

After completion of this course, the student will be able to-

  • Describe the Dirty Dozen in aviation maintenance
  • Have an increased awareness of the conditions that can lead to human errors
  • Employ countermeasures to reduce the likelihood of committing workplace errors


Course Topics:

The Dirty Dozen

  • Complacency
  • Distraction
  • Fatigue
  • Lack of Resources
  • Pressure
  • Lack of Awareness
  • Norms
  • Lack of Knowledge
  • Stress
  • Lack of Communication
  • Lack of Assertiveness
  • Lack of Teamwork

Other Topics

  • Human Factors and Human Error
  • Human Factors in the Organization (system)
  • Human Factors in the Hangar
  • Human Factors on the Ramp