# SLIP OR FALL OF PERSON
> MSHA accident `220112650020` · 09/16/2011 · Alcoa Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from machine
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Getting on or off equipment
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.12 years
## Operator
- **Controller:** Alcoa Inc
- **Operator:** Alcoa Inc
- **Mine:** [4100356](https://api.ai-analytics.org/mine/4100356)
## Narrative

Employee was climbing down from a 40 ton articulate dump truck that was wet and slipped on the access ladder step. He fell to the ground (less than 5') causing a sprain to his left knee

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