# SLIP OR FALL OF PERSON
> MSHA accident `220020570009` · 02/12/2002 · Trans Alta Centralia Mining LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** LEG, NEC
- **Days lost:** 7
- **Mine experience:** — years
## Operator
- **Controller:** Trans Alta Corp
- **Operator:** Trans Alta Centralia Mining LLC
- **Mine:** [4500416](https://api.morvs.ai/mine/4500416)
## Narrative

EE WAS ASSISTING ON VULCANIZING RIA CONVEYOR AT CRUSH/CONVEY DIVISION. IT WAS WORKING OFF A PLATFORM HE TURNED TO STEP DOWN OFF PLATFORM AND HE FELT HIS KNEE POP AND CAUSAL IMMEDIATE PAIN. HE HAD MADE THIS MOVE SEVERAL TIMES DURING THE DAY.DR DETERMINED POSSIBLE LIGAMENT DAMAGE TO LEFT KNEE.

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