# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220250360012` · 02/02/2025 · Thompson Creek Mining Company
## 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:** Machine maintenance
- **Injury source:** WHEEL-FROM CAR OR TRUCK
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** 0.31 years
## Operator
- **Controller:** Thompson Creek Metals Co USA
- **Operator:** Thompson Creek Mining Company
- **Mine:** [1000531](https://api.morvs.ai/mine/1000531)
## Narrative

Employee was replacing haul truck tire in tire shop on a flat surface. Getting into the tire rim to work with the air stem they stepped down and twisted their left ankle spraining it.

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