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Should never occur

Probability of occurrence. Definition. Extremely unlikely. Extremely remote. Remote. Reas. likely. Freq. Qualitative. Should never occur. Unlikely to occur. Could occur some time. Could occur several times. Could occur frequently. Quantitative: Operations. < 10 -9. 10 -7 a 10 -9.

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Should never occur

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  1. Probability of occurrence Definition Extremely unlikely Extremely remote Remote Reas. likely Freq. Qualitative Should never occur Unlikely to occur Could occur some time Could occur several times Could occur frequently Quantitative: Operations < 10-9 10-7 a 10-9 10-5 a 10-7 10-3 a 10-5 1 a 10-3 Workshop on SMS for Airports - Help

  2. Severity levels Severity Within the scope of: People Material Time of exposure Low Lack of skill Inoperability Short Moderate Minor injury Partial damage Temporary Dangerous Serious injury Serious damage Long Catastrophic Death Unrec. damage ---- Workshop on SMS for Airports - Help

  3. Risk analysis matrix Probability of occurrence Catast. Ext. unlik. Ext. remote Remote Rea. lik. Freq. Dangerous Unaccep. Unaccept. Unaccep. Unac. Revision Severity Moderate Unac. Unaccep. Revision Revision Unaccep. Low Acceptable Revision Revision Revision Rev. Acceptable Acceptable Accept. Accept. Rev. Workshop on SMS for Airports - Help

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