# MACHINERY
> MSHA accident `220172400002` · 08/21/2017 · Matrix Energy LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion in pulling or pushing objects
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Drill face, Rib, Side, Down
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 33
- **Mine experience:** 2 years
## Operator
- **Controller:** James H  Booth
- **Operator:** Matrix Energy LLC
- **Mine:** [1518575](https://api.ai-analytics.org/mine/1518575)
## Narrative

Putting up curtain board and the drill steel got hung in drill hole. Employee was trying to pull drill steel out and felt pain in left shoulder.

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