# HANDLING OF MATERIALS
> MSHA accident `220202730005` · 09/17/2020 · The National Lime & Stone Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Machine maintenance
- **Injury source:** SCAFFOLDS,STAGING,ETC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 104
- **Mine experience:** 27.13 years
## Operator
- **Controller:** National Lime & Stone Co.
- **Operator:** The National Lime & Stone Company
- **Mine:** [3300127](https://api.ai-analytics.org/mine/3300127)
## Narrative

Miner was doing preventative maintenance on an air separator.  When EE took EE's last step up onto the platform EE felt a ""pop"" in EE's left knee.

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