# FALL OF ROOF OR BACK
> MSHA accident `220111110039` · 04/15/2011 · Double H Mining Co Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Drilling
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** UNCLASSIFIED,NOT DETERMED
- **Body part:** LOWER EXTREMITIES, MULTIPLE PARTS
- **Days lost:** 180
- **Mine experience:** 0.1 years
## Operator
- **Controller:** Terry  Hovatter
- **Operator:** Double H Mining Co Inc
- **Mine:** [4608756](https://api.ai-analytics.org/mine/4608756)
## Narrative

While drilling hole to install roof bolt. Rock broke around drill steel. Dislodging rock and fell between operators canopy and ATRS support falling onto operator left leg. Rock measured approx 29'L X 23""W X 11""Thick.

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