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What is it?
Purpose?
Science based
Data driven
Comprehensive approach
Enhance health, safety and productivity and manage worker fatigue
Applied to workplaces with non standard work hours
And subject to continuous improvement
Reasons swiss cheese model
5 levels of defence or redundant safeguards to prevent errors
Level 1
Provide sleep opportunity
By designing schedules to allow workers to sleep
Level 2
Confirm sleep: Employees are responsible to use the time to sleep
Level 3
Detect behavior symptoms of fatigue
Supervisor might use a checklist or physiological device
Level 4
Assessment of ERRORS related to fatigue
Performance test, field obs and document the errors
Level 5
Incident investigation happens after an Incident occurs. the FRMS failed. Find the reason and make improvement to prevent