# HANDLING OF MATERIALS
> MSHA accident `220222310001` · 08/08/2022 · Atlas Energy Solutions
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 124
- **Mine experience:** 0.87 years
## Operator
- **Controller:** Hi-Crush Inc
- **Operator:** Atlas Energy Solutions
- **Mine:** [4105262](https://api.ai-analytics.org/mine/4105262)
## Narrative

On the last step of the stairwell coming down from the BC5 platform employee stepped down with the right foot and upon contact with the cement, felt the right knee pop.  

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