# FALL OF ROOF OR BACK
> MSHA accident `220213130021` · 11/02/2021 · Mammoth Coal Co.
## 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,  Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Handling supplies or material
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 102
- **Mine experience:** 0.31 years
## Operator
- **Controller:** Alpha Metallurgical Resources Inc
- **Operator:** Mammoth Coal Co.
- **Mine:** [4609221](https://api.ai-analytics.org/mine/4609221)
## Narrative

A piece of roof rock measuring approximately 36 inches long X 36 inches wide X 1.5 inches thick fell and struck employee on the head.

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