Mining Incidents
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Case study · MSHA Record #220071160025

Bulldozer 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
Bulldozer
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
1 year
Experience at this mine
1 year
Experience in this job
0 years
Mine type
Surface
Sector
Coal
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