# MACHINERY
> MSHA accident `220221460011` · 05/21/2022 · Ohio County Coal Resources, Inc.
## 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, Inserting bolt
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** WRIST
- **Days lost:** 93
- **Mine experience:** 8 years
## Operator
- **Controller:** ACNR Holdings, Inc
- **Operator:** Ohio County Coal Resources, Inc.
- **Mine:** [4601436](https://api.ai-analytics.org/mine/4601436)
## Narrative

Employee was side bolting when the bolt bent and the drill steel broke free from the bolt and the drill steel struck the employee on the right wrist. Compliance with rules/regs, PPE, mining equip/systems not a factor. Miner proficiency may be a factor. 

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