# HANDLING OF MATERIALS
> MSHA accident `220053550035` · 09/18/2005 · Empire Iron Mining Partnership
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Move non-self-propelled equip
- **Injury source:** MOVEABLE LADDERS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 30.13 years
## Operator
- **Controller:** Cliffs Natural Resources Inc; ArcelorMittal
- **Operator:** Empire Iron Mining Partnership
- **Mine:** [2001012](https://api.ai-analytics.org/mine/2001012)
## Narrative

While moving/rolling movable stairway in cold storage area, heard right knee pop to side and he rolled to the ground.  He was treated and prescribed physical therapy on 12/15/05.

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