# MACHINERY
> MSHA accident `220070750023` · 03/08/2007 · RoxCoal Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 92
- **Mine experience:** 1.85 years
## Operator
- **Controller:** Severstal Resources
- **Operator:** RoxCoal Inc
- **Mine:** [3609260](https://api.ai-analytics.org/mine/3609260)
## Narrative

Injured EE was holding onto drill steel with up pressure on head. He was attempting to drop head to change bit end. Steel broke in 2 pieces. Top part remained in roof & other part in drill head. Upward pressure abruptly raised to roof injuring thumb.

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