# MACHINERY
> MSHA accident `220260890024` · 03/10/2026 · Warrior Coal LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** ROOF (ROCK) BOLTS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** HAND (NOT WRIST OR FINGERS)
- **Days lost:** —
- **Mine experience:** 0.27 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** Warrior Coal LLC
- **Mine:** [1517216](https://api.ai-analytics.org/mine/1517216)
## Narrative

Employee was in the process of installing a roof bolt when EE used the rotation to align the chuck and the bolt head causing EE's gloved hand to be strained.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*