# MACHINERY
> MSHA accident `220153100008` · 09/21/2015 · Empire Iron Mining Partnership
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (powered)
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 9.48 years
## Operator
- **Controller:** Cliffs Natural Resources Inc; ArcelorMittal
- **Operator:** Empire Iron Mining Partnership
- **Mine:** [2001012](https://api.ai-analytics.org/mine/2001012)
## Narrative

Mechanic installed a distribution hose on portable steam cleaner. When he started the steam cleaner hose came off, noise, caused mechanic to jump back twisting knee. Employee was evaluated and provided restrictions the department accommodated as normal work duties. 11/5/15 determined duties performed are not part of normal job duties and thus to be counted as Restricted Duty Days.

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