# SLIP OR FALL OF PERSON
> MSHA accident `220010510065` · 02/08/2001 · Black Hills Bentonite-A Limited Liability Co
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator
- **Activity:** Walking, Running
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** —
- **Mine experience:** 4.82 years
## Operator
- **Controller:** Thomas A  Thorson
- **Operator:** Black Hills Bentonite-A Limited Liability Co
- **Mine:** [4800987](https://api.ai-analytics.org/mine/4800987)
## Narrative

WHILE BARRING OUT A PLUGGED SOCK, EE PUT THE BAR DOWN AND DROPPED IT THROUGH THE MESH ON THE WALKWAY TO A LOWER DECK. HE WENT DOWN STAIRS TO RETRIEVE IT AND STEPPED IN A PILE OF SPILLAGE ON TH E LOWER DECK AND TWISTED HIS KNEE.

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