# FALL OF ROOF OR BACK
> MSHA accident `220071310018` · 05/09/2007 · Hecla Greens Creek Mining Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Struck by falling object
- **Occupation:** Laborer, Bull gang, Faceman, Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Wet down working place
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** DISLOCATION
- **Body part:** ANKLE
- **Days lost:** 132
- **Mine experience:** 1 years
## Operator
- **Controller:** Rio Tinto Group
- **Operator:** Hecla Greens Creek Mining Company
- **Mine:** [5001267](https://api.ai-analytics.org/mine/5001267)
## Narrative

Employee, preparing blast round, wet area down, turned to exit pile to retrieve scaling bar when small amount of cemented backfill fell striking him on hat dislocating left ankle. Heading was cemented backfill supported with welded wire mesh/rockbolts providing 100% aerial coverage. Incident occurred at edge wire immediately prior to freshly blast round (un-supported ground).

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