# HANDLING OF MATERIALS
> MSHA accident `220241100028` · 02/09/2024 · Knight Hawk Coal, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Ventilation maintenance
- **Injury source:** BLOCKING
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 55
- **Mine experience:** 9 years
## Operator
- **Controller:** CBR Investments, LLC; CBR Investments II, LLC
- **Operator:** Knight Hawk Coal, LLC
- **Mine:** [1103147](https://api.ai-analytics.org/mine/1103147)
## Narrative

I.E. was stacking blocks to build a stopping.  When they turned with a block they felt a pop in their right knee. I.E. continued to work until a doctor took them off for surgery on 4-17-2024.

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