# HANDLING OF MATERIALS
> MSHA accident `220211830002` · 03/23/2021 · Tilden Mining Company L C
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** BRICK,CERAMIC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 13.69 years
## Operator
- **Controller:** Cleveland-Cliffs Inc
- **Operator:** Tilden Mining Company L C
- **Mine:** [2000422](https://api.ai-analytics.org/mine/2000422)
## Narrative

On 6/23/21 series of physical therapy started. 03/23/21 repairman was rigging a mill liner. The mill liner, tipped and fell to ground level. The plant repairman was standing to the side, was struck by a portion of the mill liner on their left knee.  

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