# FALL OF ROOF OR BACK
> MSHA accident `220193430016` · 12/04/2019 · Arch Materials LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Struck by falling object
- **Occupation:** Blaster, Shooter, Shotfirer, Explosive worker, Powder gang/monkey
- **Activity:** Handling explosives
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 136
- **Mine experience:** 1.44 years
## Operator
- **Controller:** Rogers Group Inc
- **Operator:** Arch Materials LLC
- **Mine:** [3304578](https://api.ai-analytics.org/mine/3304578)
## Narrative

Large rock fell apx. 18', struck and crushed canopy on powder monkey man basket pushing down on employees inside.

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