# MACHINERY
> MSHA accident `220122830069` · 09/25/2012 · Sterling Mining Corporation
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **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:** METAL COVERS & GUARDS
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 9
- **Mine experience:** 2.06 years
## Operator
- **Controller:** W Thomas  Mackall
- **Operator:** Sterling Mining Corporation
- **Mine:** [3304605](https://api.ai-analytics.org/mine/3304605)
## Narrative

While installing a roof bolt plate, EE roof bolter rested his left hand on the drill head of the bolter. While raising the drill head he pinched his thumb between the bolter head and the roof bolt plate that he was installing, causing a laceration to his thumb.

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