# FALL OF ROOF OR BACK
> MSHA accident `220170620004` · 02/22/2017 · Calico Coal Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Struck by falling object
- **Occupation:** Laborer, Bull gang, Faceman, Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Roof bolter, Drilling
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 29
- **Mine experience:** 1 years
## Operator
- **Controller:** Cecil T  Brinager
- **Operator:** Calico Coal Inc
- **Mine:** [4401486](https://api.ai-analytics.org/mine/4401486)
## Narrative

Employee was operating the left side of the double head roof bolter installing cable type bolts. Employee set up and started drilling a hole when a piece of rock broke off, slid down the steel, spinning around, striking employee on the left forearm, causing a laceration on employee's arm.

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