# MACHINERY
> MSHA accident `220233560025` · 12/12/2023 · 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, Inserting bolt
- **Injury source:** ROOF (ROCK) BOLTS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 34
- **Mine experience:** 1.85 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** Warrior Coal LLC
- **Mine:** [1517216](https://api.ai-analytics.org/mine/1517216)
## Narrative

The employee was attempting to straighten the roof bolt in the #9 entry on the #5 unit when the bolt spun causing EE to strain  left shoulder. EE is being treated for a strained left shoulder.

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