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Case study · MSHA Record #220071160024
Coal/Ore Shovel Operator fatality
April 17, 2007 at 10:05 AM
Job #3
· Tri-Star Mining Inc
· Allegany County, MD
Investigator narrative
A highwall measuring approx 150' long, 180' high, & 75' wide collapsed resulting in fatal injuries to 2 miners that were working beneath the highwall. One was operating an excavator & the other was operating a bulldozer. Examination of the remaining highwall indicates the highwall failure originated at the toe of the columnar section above the Pittsburgh Big Vein coal seam.
Record details
- Classification
- FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
- Accident type
- Caught in, under or between collapsing material or buildings
- Activity at time
- Power Shovel, Dragline
- Subunit / location
- STRIP, QUARY, OPEN PIT
- Underground location
- NO VALUE FOUND
- Mining method
- NO VALUE FOUND
- 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
- 16 years
- Experience at this mine
- 16 years
- Experience in this job
- 7 years
- Mine type
- Surface
- Sector
- Coal
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· same classification: FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
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January 29, 2025 · Lexington Coal Company, LLC · WV · Drill Operator
The employee was drilling a test hole in the surface pit floor to see if the rider coal seam was under the seam they were taking. Due to the freezing and thawing of the highwall a large chunk of rock approximately 4'x2'x3' came down striking the enclosed cab of the mobile drill, ripping the cab off and striking the…
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August 22, 2024 · Onyx Corporation · MA · Rotary Bucket Excavator Operator
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