# SLIP OR FALL OF PERSON
> MSHA accident `220041200001` · 04/22/2004 · Covia Holdings Corporaton
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Pumper
- **Activity:** Walking, Running
- **Injury source:** STEPS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 5 years
## Operator
- **Controller:** S C R-Sibelco Nv
- **Operator:** Covia Holdings Corporaton
- **Mine:** [4103929](https://api.ai-analytics.org/mine/4103929)
## Narrative

Ernie was walking down a stairwell, when his left foot slipped off the front edge of a stair step. This caused his left leg and knee to twist, causing pain to his right knee. Injury diagnosed as MCL strain.

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