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Case study · MSHA Record #219871240002
Drill Operator fatality
April 27, 1987 at 4:45 PM
#1 Surface
· Justin Corp
· Clay County, KY
Investigator narrative
THE ACCIDENT OC7URRED WHEN THE VICTIM WAS PARTICIPATING IN DETONATING A CHARGED ROUND FOR DEVELOPMENT OF A HIGHWALL FOR A FUTURE UNDERGROUND MINE OPENING AND WAS STRUCK BY FLYING ROCK FROM THE BLAST. 3
Record details
- Classification
- EXPLOSIVES AND BREAKING AGENTS
- Accident type
- Struck by flying object
- Activity at time
- Handling Explosives
- Subunit / location
- STRIP, QUARY, OPEN PIT
- Source of injury
- CAVING ROCK,COAL,ORE,WSTE
- Nature of injury
- MULTIPLE INJURIES
- Body part affected
- MULTIPLE PARTS (MORE THAN ONE MAJOR)
- Total mining experience
- 15 years
- Experience at this mine
- 0 years
- Experience in this job
- 12 years
- Mine type
- Surface
- Sector
- Coal
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· same classification: EXPLOSIVES AND BREAKING AGENTS
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March 5, 2025 · Calhoun Quarry Inc · IL · Prep Plant Foreman
The detonator had a dead battery. In order to set off the shot, employee brought up a loader. The loader battery was used to set the shot off. Employee was unable to be inside the shelter provided for blasting.
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March 22, 2016 · Martin Marietta Materials Inc. · IA · Outside Foreman
On March 22, 2016 at approximately 6:35pm an employee was struck by flyrock after a shot was detonated. The employee was sitting inside of a pickup approximately 1,200 feet away from the shot when detonated. This incident resulted in a fatality.
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December 4, 2013 · Bayer Construction Company, Inc. · KS · Outside Foreman
Individual was hit by fly rock while setting off a shot.