# MACHINERY
> MSHA accident `220221190003` · 04/28/2022 · Knight Hawk Coal, LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Drilling
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** MOUTH/LIP/TEETH/TONGUE/THROAT/TASTE
- **Days lost:** 0
- **Mine experience:** 0.38 years
## Operator
- **Controller:** CBR Investments, LLC; CBR Investments II, LLC
- **Operator:** Knight Hawk Coal, LLC
- **Mine:** [1103147](https://api.ai-analytics.org/mine/1103147)
## Narrative

I.E. was drilling a hole with the roof bolter. After drilling 3', they dropped the boom to grab another drill steel. As they were reaching for the other steel the steel in the roof fell and hit the machine. The steel bounced when it hit and struck the I.E. in the mouth causing a chipped tooth.  I.E. has not missed work.  

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