# SLIP OR FALL OF PERSON
> MSHA accident `220071080021` · 04/11/2007 · BHP Navajo Coal Company
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Electrician helper
- **Activity:** Other, NEC
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 7
- **Mine experience:** 2.54 years
## Operator
- **Controller:** BHP Billiton
- **Operator:** BHP Navajo Coal Company
- **Mine:** [2900097](https://api.morvs.ai/mine/2900097)
## Narrative

Employee tripped in meeting room, twisting her left knee.

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