# MACHINERY
> MSHA accident `220042540043` · 09/02/2004 · Black Wolf 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:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 44
- **Mine experience:** 2.23 years
## Operator
- **Controller:** Severstal Resources
- **Operator:** Black Wolf Coal Company Inc
- **Mine:** [3608746](https://api.ai-analytics.org/mine/3608746)
## Narrative

When drilling a bolt hole a piece of rock split and fell from the roof striking the victim's right thumb on the bolter head.

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