# SLIP OR FALL OF PERSON
> MSHA accident `220130840034` · 03/18/2013 · Noranda Alumina LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Superintendent
- **Activity:** Getting on or off equipment
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 32.96 years
## Operator
- **Controller:** Noranda Aluminum Company
- **Operator:** Noranda Alumina LLC
- **Mine:** [1600352](https://api.ai-analytics.org/mine/1600352)
## Narrative

Employee was bending down and twisting to step down from an 18 wheeler trailer when he felt his left knee pop.  This caused him to lose his balance, falling to the ground, landing on his feet.  At that point, his knee gave out on him.  He was diagnosed with lateral meniscus sprain and on 3/22/13 his duties were restricted.

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