Accidents pyramid model

To amplify this point, safety and loss prevention professionals often use the pyramid model to drive home the point that near-misses and other underlying factors, if not addressed, will ultimately lead to an accident. Visualize a pyramid or triangle starting at the bottom, for every 300 equipment damage accidents or... 

Before we get started, we want to discuss your journey. Let s revisit the accident pyramid. You need a good understanding of what it takes to reduce incidents. This model will provide some useful information. We will discuss this concept again in Chapter 12, Conducting Effective Incident Investigations. ... 

Heinrich introduced the accident pyramid in his hook Industrial Accident Prevention A Scientific Approach. This pyramid showed his accident-causation theory. Heinrich believed that unsafe acts led first to minor injuries, and then, over a period of time, to a major injury event. The accident pyramid proposed that 300 unsafe acts produced 29 minor injuries and one major injury. The concept of the accident pyramid remained unchallenged many years. However, some recent studies challenge the assumed shape of the equilateral triangle used by Heinrich. Some professionals now believe the actual shape of the model would depend on organizational structure and culture. 

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