# MACHINERY
> MSHA accident `220051370024` · 05/05/2005 · J. J. & J. Coal Corporation
## 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, NEC
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 1
- **Mine experience:** 0.02 years
## Operator
- **Controller:** Jay  Wallace
- **Operator:** J. J. & J. Coal Corporation
- **Mine:** [4406599](https://api.ai-analytics.org/mine/4406599)
## Narrative

Bolter operator was lowering drill head when steel suddenly came loose and struck him. A piece of rock fell with the steel. Operator was struck.

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