# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220131960020` · 06/29/2013 · Freeport-McMoRan Morenci Inc.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Ledgeman/hand, Quarry man
- **Activity:** Walking, Running
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.15 years
## Operator
- **Controller:** Freeport-McMoRan Inc
- **Operator:** Freeport-McMoRan Morenci Inc.
- **Mine:** [0200024](https://api.ai-analytics.org/mine/0200024)
## Narrative

EE attempted to take a step to begin walking and stepped on a rock forcing her knee backwards.

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