In a work context, fatigue is a state of mental and/or physical exhaustion which reduces a person’s ability to perform work safely and effectively, and comes in three forms:

  • PHYSICAL: Pronounced physical exhaustion and reduced ability to engage in physical activities
  • MENTAL: Pronounced mental exhaustion and reduced ability to engage in mental or cognitive activities
  • EMOTIONAL: Pronounced emotional exhaustion and reduced ability to engage in emotional activities 

This tool determines an individual's Fatigue Risk score and proposes actions / mitigations appropriate to the risk level. 

WHEN to COMPLETE

This tool enables a worker to self-assess their fatigue and can be used to assess fatigue risk in the following scenarios:

  1. Start of Shift: As a routine assessment.
  2. Extended Shifts/Rosters: When a shift or roster is extended (over cycle / overtime).
  3. Shift Changes: During transitions between shifts.
  4. Excessive Night Shifts: When working multiple night shifts.
  5. Call Outs: For unexpected work calls.
  6. Journey Management: Before commuting to or from work.
  7. Self-Reported Symptoms: If an individual experiences and reports symptoms of fatigue.
  8. Post-Incident: Following an incident or error to determine if fatigue was a contributing factor.
  9. Observed Symptoms: If a colleague or supervisor observes symptoms of fatigue e.g. yawning, poor coordination, distracted etc. (For examples of symptoms:  IPIECA - IOGP Report 626-3: Managing fatigue in the workplace, Appendix 10.3 – Fatigue impairment checklist for supervisors)

Through the application of this tool, we aim to: 

  • Prevent fatigue related incidents 
  • Increase awareness of fatigue as a risk
  • Reduce stigma
  • Enable trending of fatigue risk factors 
  • Simplify the individual fatigue risk assessment process

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