# MACHINERY
> MSHA accident `220070800061` · 03/07/2007 · Highland Mining Company LLC
## 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, Drilling
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** WRIST
- **Days lost:** 53
- **Mine experience:** 0.27 years
## Operator
- **Controller:** Peabody Energy Corporation
- **Operator:** Highland Mining Company LLC
- **Mine:** [1502709](https://api.ai-analytics.org/mine/1502709)
## Narrative

Operating roof bolter drilling hole in mine roof. After completing the depth of the first auger, lowered boom, added second drill steel, began the rotation and overpressurized the upward thrust. When the drill bit contacted undrilled roof, the drill steel bent spun around stiking his right wrist resulting in a contusion. He worked all shifts until 3/15/07, missing work days.

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