Consequences

Catastrophic

Hazardous

Major

Minor

· the loss of the aircraft

· multiple fatalities

· a large reduction in safety margins

· physical distress or a workload such that the flight crew cannot be relied upon to perform their tasks accurately or completely

· serious injury or death of a relatively small proportion of the occupants

· a significant reduction in safety margins

· a reduction in the ability of the flight crew to cope with adverse conditions as a result of increase in workload or as a result of conditions impairing their efficiency

· injury to occupants

· nuisance

· operating limitations: emergency procedures