# MACHINERY
> MSHA accident `220072110093` · 06/06/2007 · Sapphire Coal Company
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 44
- **Mine experience:** 5 years
## Operator
- **Controller:** United  Company
- **Operator:** Sapphire Coal Company
- **Mine:** [1518469](https://api.ai-analytics.org/mine/1518469)
## Narrative

Employee was injured 6/6/07 when he twisted his right knee as he was roof bolting. He had surgery on 7/13/07.

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