# SLIP OR FALL OF PERSON
> MSHA accident `220233040027` · 10/24/2023 · United States Steel Corp-Minnesota Ore Operations
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** MACHINE-MILL,CLEANING PLT
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** —
- **Mine experience:** 12.62 years
## Operator
- **Controller:** USX Corp (United States Steel Corp)
- **Operator:** United States Steel Corp-Minnesota Ore Operations
- **Mine:** [2103352](https://api.morvs.ai/mine/2103352)
## Narrative

Employee was oiling a pneumatic impact and stepped over the bolt removal machine & caught their right boot on a hydraulic line. EE shook their boot to free the line, in the process reached out with their right arm against the mill housing to steady themself. At this point the employee felt/heard a crunching sound and immediately experienced discomfort in the right shoulder area.

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