# SLIP OR FALL OF PERSON
> MSHA accident `220040330102` · 09/01/2003 · Freeport-McMoRan Sierrita Ops.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Assayer, Geologist, Metallurgist, Engineer, Engineer management
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 13
- **Mine experience:** — years
## Operator
- **Controller:** Phelps Dodge Corp
- **Operator:** Freeport-McMoRan Sierrita Ops.
- **Mine:** [0200144](https://api.ai-analytics.org/mine/0200144)
## Narrative

EE CLAIMS HE FELT DISCOMFORT IN HIS RIGHT KNEE AS HE WAS WALKING ON UNEVEN GROUND IN THE PIT AREA. DUE TO CONTINUING PAIN, FURTHER EXAMINATION REVEALED AN ACUTE STRAIN AND ON 12/12/03 REQUIRED SURGERY.

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