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New Thrust for Probabilistic Risk Assessment (PRA) at NASA New ...

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Mission Success Starts With Safety<strong>Risk</strong>s th<strong>at</strong> We “Accept,” Implicitly or Explicitly• Annual Individual F<strong>at</strong>ality <strong>Risk</strong>s in Sports− Hang Gliding: 8x10 -4− Power bo<strong>at</strong> racing: 8x10 -4− Mountaineering: 7x10 -4• Annual Individual Occup<strong>at</strong>ional F<strong>at</strong>ality <strong>Risk</strong>s− Mining: 9x10 -4− Fire fighting: 8x10 -4− Police: 2x10 -4• Annual Individual F<strong>at</strong>ality <strong>Risk</strong>s due to Accidents− Motor vehicles: 2.4x10 -4}− Falls: 6.2x10 -5 From Wilson & Crouch,<strong>Risk</strong>/Benefit Analysis, 1982• Annual Cancer F<strong>at</strong>ality <strong>Risk</strong>s− All cancers: 3x10 -39

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