# MACHINERY
> MSHA accident `220121650009` · 06/06/2012 · Rosebud Mining Company
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** CRUSHING
- **Body part:** KNEE/PATELLA
- **Days lost:** 52
- **Mine experience:** 0.15 years
## Operator
- **Controller:** J Clifford  Forrest III
- **Operator:** Rosebud Mining Company
- **Mine:** [3608725](https://api.ai-analytics.org/mine/3608725)
## Narrative

While bolting on the fletcher twin boom,he lowered the drill head onto his right knee

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