Industrial Safety

[Pages:41]Industrial Safety

Lecture 2

Theories of Accident Causation

Contents

? Accident Causation ? The Job of the Safety Manager ? Typical College Majors ? A modern safety and health team ? Professional Certification ? Productivity: A Global View

Accident Causation (1 of 3)

? Each year, work-related accidents cost almost $50 billion in lost wages, medical expenses, insurance costs, and indirect costs.

? The number injured in industrial place accidents in a typical year is 7,128,000. ? 3 per 100 persons per year

Accident Causation (2 of 3)

? There is an accidental workplace death about every 51 minutes, and one injury every 19 seconds.

? Why do accidents happen? ? To prevent accidents we must know why they happen.

Accident Causation (3 of 3)

? The most widely known theories of accident causation are: 1. The domino theory 2. The human factors theory 3. The accident/incident theory 4. The epidemiological theory 5. The systems theory 6. The combination theory 7. The behavioral theory

1. The Domino Theory of Accident Causation

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? The domino theory of accident causation ? One of the earliest developed ? Posits that injuries result from a series of factors, one of which is an accident ? Operationalized in 10 statements called the Axioms of Industrial Safety

1. The Domino Theory of Accident Causation

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? According to this theory, there are five factors in the sequence of events leading to an accident: ? Ancestry and social environment ? Fault of person ? Unsafe act/mechanical or physical hazard ? Accident ? Injury

Factors that cause human errors.

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