# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220043560035` · 12/15/2004 · Stoneco Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** 5.15 years
## Operator
- **Controller:** CRH PLC
- **Operator:** Stoneco Inc
- **Mine:** [3300102](https://api.ai-analytics.org/mine/3300102)
## Narrative

While walking under conveyor 110 towards the service truck employee stepped over a small pile of rocks, and when his weight was on his left foot the small rock he was standing on rolled and he lost his balance and twisted his left ankle.

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