# SLIP OR FALL OF PERSON
> MSHA accident `220112840034` · 10/03/2011 · Atlanta Sand and Supply Co Inc
## 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:** Hand tools (not powered)
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 13
- **Mine experience:** 1.04 years
## Operator
- **Controller:** Curt B  Jamison
- **Operator:** Atlanta Sand and Supply Co Inc
- **Mine:** [0900264](https://api.ai-analytics.org/mine/0900264)
## Narrative

Miner was attempting to remove a bolt from an actuator when the bolt broke. His momentum from the force applied made him step backwards to balance himself. When he stepped back his knee twisted causing the injury.

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