# MACHINERY
> MSHA accident `220210900002` · 03/26/2021 · United States Steel Corp-Minnesota Ore Operations
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** PULVERIZED MINERAL (DUST)
- **Nature of injury:** OTHER INJURY,NEC
- **Body part:** EYE(S) OPTIC NERVE/VISON
- **Days lost:** 0
- **Mine experience:** 3.15 years
## Operator
- **Controller:** USX Corp (United States Steel Corp)
- **Operator:** United States Steel Corp-Minnesota Ore Operations
- **Mine:** [2100282](https://api.ai-analytics.org/mine/2100282)
## Narrative

Employee was working a drill. Other employees were working on the drill at the same time performing other tasks. One employee was using a hand grinder to remove burrs from the shims (shimming the head guides). The employee that felt discomfort in EE's eye was not the employee using the hand grinder. The injured employee was working about 20 feet away from the grinding activities.

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