# MACHINERY
> MSHA accident `220111170028` · 04/19/2011 · Excel Mining LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **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:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 5 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** Excel Mining LLC
- **Mine:** [1508079](https://api.ai-analytics.org/mine/1508079)
## Narrative

While in the process of removing two pieces of drill steel from mine roof, top section of steel became lodged and separated from bottom section of steel. Employee placed his left hand on bottom, top section fell striking employee's left thumb resulting in a laceration.

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