Questions and Answers
Which model emphasizes that unsafe acts are a product of the organizational culture, the level of supervision, and a variety of other contextual factors?
Swiss Cheese Model
Which model combines a fault tree with an event tree, listing potential hazards and the measures taken to control those hazards?
Bow-Tie Analysis
Which theory emphasizes that injuries & incidents result from a chain of actions & situational characteristics?
Domino Theory
Which model focuses on identifying factors to 'plug the holes' in the Swiss cheese?
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According to the text, which model's 'knot' represents the event or incident to be prevented?
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Which model was developed by HW. Heinrich?
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According to the text, which model focuses on failures at multiple levels resulting in an incident?
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Which model's developer emphasizes that every incident results from a series of events?
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According to the text, which model's developer is J. Reason?
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What is a benefit of incident investigation?
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What is a critical factor in the investigative process according to the text?
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What type of information is collected in incident investigations related to human factors?
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Why do companies tend to examine only those incidents with the most serious consequences?
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What type of information is collected in incident investigations related to environmental factors?
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What is a legal requirement related to incident reporting?
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What is a benefit of incident investigation related to cost?
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What is a type of information collected in incident investigations related to situational factors?
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What is a benefit of incident investigation related to safety awareness?
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What is a critical factor that strongly influences incident investigations according to the text?
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Which type of information is collected in incident investigations related to environmental factors?
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What type of information is collected in incident investigations related to human factors?
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What is a benefit of incident investigation related to cost?
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What is a legal requirement related to incident reporting according to the text?
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Which model focuses on identifying factors to 'plug the holes' in the Swiss cheese?
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What type of information is collected in incident investigations related to situational factors?
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Which theory emphasizes that injuries & incidents result from a chain of actions & situational characteristics?
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What is a benefit of incident investigation related to cost?
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What is a critical factor in the investigative process according to the text?
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Study Notes
Models of Incident Causation
- The model that emphasizes unsafe acts as a product of organizational culture, supervision, and contextual factors is not specified in the text.
- The model that combines a fault tree with an event tree, listing potential hazards and control measures is not specified in the text.
Models and Their Developers
- The Heinrich model was developed by HW. Heinrich.
- The model developed by J. Reason focuses on failures at multiple levels resulting in an incident.
Incident Investigation
- A benefit of incident investigation is identifying factors to 'plug the holes' in the Swiss cheese model.
- A critical factor in the investigative process is the collection of information.
- Types of information collected in incident investigations include:
- Human factors: information related to human actions, behaviors, and decision-making.
- Environmental factors: information related to the physical environment, equipment, and materials.
- Situational factors: information related to the context and circumstances surrounding the incident.
Benefits and Legal Requirements
- Benefits of incident investigation include cost savings, increased safety awareness, and improved incident prevention.
- A legal requirement related to incident reporting is specified in the text, but the specific requirement is not stated.
Models of Incident Causation (continued)
- The model that emphasizes injuries and incidents resulting from a chain of actions and situational characteristics is not specified in the text.
- The model that focuses on identifying factors to 'plug the holes' in the Swiss cheese is the Swiss cheese model.
- The developer of the model that emphasizes every incident results from a series of events is not specified in the text.
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