# MACHINERY
> MSHA accident `220213610011` · 12/17/2021 · River View Coal LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 5
- **Mine experience:** 0.15 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** River View Coal LLC
- **Mine:** [1519374](https://api.ai-analytics.org/mine/1519374)
## Narrative

Employee was struck on the side of the face when the leveling chain broke on the roof bolter employee was operating. Employee was diagnosed with a concussion and was taken off of work. 

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