# SLIP OR FALL OF PERSON
> MSHA accident `220091740020` · 06/17/2009 · Hecla Greens Creek Mining Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Ledgeman/hand, Quarry man
- **Activity:** Escaping a hazard
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 18
- **Mine experience:** 7 years
## Operator
- **Controller:** Hecla Mining Company
- **Operator:** Hecla Greens Creek Mining Company
- **Mine:** [5001267](https://api.ai-analytics.org/mine/5001267)
## Narrative

While scaling in preparation for mucking, Miner was testing the ground in the back when an area 11' long by 4 feet wide by 2 feet deep collapsed. Employee turned to get out of the way and fell, twisting his knee.

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