# SLIP OR FALL OF PERSON
> MSHA accident `220002840072` · 09/15/2000 · Molycorp Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Electrician, Lineman
- **Activity:** Walking, Running
- **Injury source:** STEPS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** —
- **Mine experience:** 21.34 years
## Operator
- **Controller:** Unocal Corp
- **Operator:** Molycorp Inc
- **Mine:** [2901267](https://api.ai-analytics.org/mine/2901267)
## Narrative

WHILE ASCENDING THE MILL STAIRWAY, EMPLOYEE'S LEFT HEEL DID NOT CLEAR THE EDGE OF THE LAST STEP,CAUSING HIM TO TWIST HIS LEFT KNEE. EMPLOYEE DIDNOT REPORT OR SEEK TREATMENT UNTIL 9/21/00.

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