Recorded fatalities relative to other controllers with a fatal MSHA history. Percentile is computed across the 590 controllers with at least one recorded fatality.
More recorded fatalities than 0% of controllers on file.
Position when controllers are sorted by recorded fatalities.
Industry mean: 2.0 fatalities per fatal-history controller.
Methodology: percentile and rank computed across MSHA controllers with at least one recorded fatality. Industry mean is the average across that same population. Peers are sampled by closest total-incident count, regardless of fatality outcome.
Supply car was bringing concrete block into break to build permanent stoppings when chain broke letting supply car roll through curtain crushing foreman between supply car and 94L bridge causing fatal injury.