# MACHINERY
> MSHA accident `220083580039` · 12/20/2008 · Armstrong Coal Company Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Drilling
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 50
- **Mine experience:** 0.69 years
## Operator
- **Controller:** Armstrong Energy Inc
- **Operator:** Armstrong Coal Company Inc
- **Mine:** [1518552](https://api.ai-analytics.org/mine/1518552)
## Narrative

EE stated that he was in the process of roof bolting the face of the #2 entry on the #1 unit. While pulling the drill steels back out of the roof, one of the drill steel sections stayed in the mine roof. While the ee was placing drill steel sections in the roof bolter's tray, the steel that had stayed in the roof fell out striking the ee's finger on his left hand.

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