# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220151480012` · 04/27/2015 · Alden Resources, LLC
## 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:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 40 years
## Operator
- **Controller:** Ferroglobe PLC
- **Operator:** Alden Resources, LLC
- **Mine:** [1519614](https://api.ai-analytics.org/mine/1519614)
## Narrative

stepping from track of machine to ladder - ladder slipped sideways twisting left knee

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