← MSHA accidents

SLIP OR FALL OF PERSON

220260220028 · 01/09/2026 · Thunder Basin Coal Company LLC

Details

Degree of injury
DAYS AWAY FROM WORK ONLY
Classification
SLIP OR FALL OF PERSON
Accident type
Fall onto or against objects
Occupation
Greaser, Grease man, Oiler, Lube man, Dragline oiler
Activity
Inspect equipment or mine
Injury source
GROUND
Nature of injury
SPRAIN,STRAIN RUPT DISC
Body part
UPPER ARM/HUMERUS
Days lost
—
Mine experience
19.62 years

Operator

Controller (parent)
Core Natural Resources Inc
Operator
Thunder Basin Coal Company LLC
Mine
4800977

Narrative

Employee tripped in the revolving frame of a dragline catching their fall with their right arm. Employee was diagnosed with a torn bicep tendon on 1/16/2026 and had a procedure on 1/22/2026 to repair the bicep tendon

Source

Authoritative
MSHA Open Government Data
Machine
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