# SLIP OR FALL OF PERSON
> MSHA accident `220123070022` · 10/28/2012 · Oak Grove Resources LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Examiner, Fire boss, Pre-shift examiner, Mine examiner
- **Activity:** Crawling, Kneeling
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 39
- **Mine experience:** 2.79 years
## Operator
- **Controller:** Cleveland-Cliffs Inc
- **Operator:** Oak Grove Resources LLC
- **Mine:** [0100329](https://api.ai-analytics.org/mine/0100329)
## Narrative

Employee was in squatting position and knee gave out when standing up.

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