# SLIP OR FALL OF PERSON
> MSHA accident `220151400021` · 05/11/2015 · Hanson Aggregates, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY 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:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 1.4 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Hanson Aggregates, LLC
- **Mine:** [4100059](https://api.ai-analytics.org/mine/4100059)
## Narrative

The employee accessed the battery of a man-lift to remove the battery cables after jump starting it.  Climbing down his left foot became stuck in the tire lugs.  He pushed off and landed awkwardly on his right leg, spraining his right knee.

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