# SLIP OR FALL OF PERSON
> MSHA accident `220121020009` · 04/05/2012 · Vulcan Construction Materials, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **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:** Getting on or off equipment
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 11
- **Mine experience:** 5 years
## Operator
- **Controller:** Vulcan Materials Company
- **Operator:** Vulcan Construction Materials, LLC
- **Mine:** [3800003](https://api.ai-analytics.org/mine/3800003)
## Narrative

While dismounting the machine the mechanic turned his body while his foot was planted and twisted his left knee. He could not bear weight on his left leg and the knee began to swell immediately. He was taken to the medical facility for examination and tests are being performed at this time to determine the extent of the injury.

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