# SLIP OR FALL OF PERSON
> MSHA accident `220043230030` · 11/08/2004 · PBS Coals, Inc.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Machine maintenance
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 49
- **Mine experience:** 22.38 years
## Operator
- **Controller:** Severstal Resources
- **Operator:** PBS Coals, Inc.
- **Mine:** [3603328](https://api.ai-analytics.org/mine/3603328)
## Narrative

EE was uncoupling quick start coupling from 777B rock truck when he stepped on an uneven area of frozen ground, he lost his balance and twisted his left knee that had previously had problems.

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