# MACHINERY
> MSHA accident `220092430085` · 08/26/2009 · Osaka Mining Corporation
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** ROOF (ROCK) BOLTS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 44
- **Mine experience:** 0.54 years
## Operator
- **Controller:** Cumberland Resources Corporation
- **Operator:** Osaka Mining Corporation
- **Mine:** [4407150](https://api.ai-analytics.org/mine/4407150)
## Narrative

The individual was using reverse rotation to remove a bent roof bolt from the bolt hole, when the bolt rotated abruptly and struck him on the right forearm.

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