Risk Assessment Code Matrix (RAC) Probability Frequent (A) Likely (B) Occasional (C) Rarely (D) Code Immediate danger to Probably will occur in time Possible to occur in time if Unlikely to occur; may health and safety of the if not corrected, or not corrected. assume exposure, will not Severity public, staff or property probably will occur one or occur. and resources. more times. Code Catastrophic 1 1 Imminent and immediate 2 3 danger of death or CRITICAL I permanent disability. Critical II Permanent partial 1 2 3 4 disability, temporary SERIOUS total disability. Significant III Hospitalized minor 2 3 4 5 injury, reversible illness. MODERATE MINOR Minor IV First aid or minor 3 4 5 5 medical treatment. NEGLIGIBLE
Risk Assessment Code Matrix (RAC) Probability Code Severity Code Frequent (A) Immediate danger to health and safety of the public, staff or property and resources. Likely (B) Probably will occur in time if not corrected, or probably will occur one or more times. Occasional (C) Possible to occur in time if not corrected. Rarely (D) Unlikely to occur; may assume exposure, will not occur. Catastrophic Imminent and immediate danger of death or permanent disability. I 1 CRITICAL 1 2 3 Critical Permanent partial disability, temporary total disability. II 1 2 SERIOUS 3 4 Significant Hospitalized minor injury, reversible illness. III 2 3 MODERATE 4 MINOR 5 Minor First aid or minor medical treatment. IV 3 4 5 5 NEGLIGIBLE