# MACHINERY
> MSHA accident `220090400049` · 01/30/2009 · Highland Mining Company LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **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:** ROOF (ROCK) BOLTS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** WRIST
- **Days lost:** 61
- **Mine experience:** 0.48 years
## Operator
- **Controller:** Patriot Coal Corporation
- **Operator:** Highland Mining Company LLC
- **Mine:** [1502709](https://api.ai-analytics.org/mine/1502709)
## Narrative

EE reported: Operating roof bolter in face area. When attempting to position the head of the roof bolt into the rotation chuck of the drill head, spun the bolt. Unknowingly the bolt had a small bend, when it spun this bend caused his wrist to be bent backwards, resulting in a hairline fracture to the ulna bone in the wrist.

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