# MACHINERY
> MSHA accident `220181970007` · 07/11/2018 · Mammoth Coal
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Hand tools (powered)
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** MOUTH/LIP/TEETH/TONGUE/THROAT/TASTE
- **Days lost:** 0
- **Mine experience:** 9 years
## Operator
- **Controller:** Alpha Natural Resources Holdings, Inc
- **Operator:** Mammoth Coal
- **Mine:** [4603317](https://api.ai-analytics.org/mine/4603317)
## Narrative

Employee was operating an air impact wrench. The Snap lock ring broke on the wrench causing the socket to come off. The socket struck the employee in the mouth causing a laceration. The laceration required 6 sutures.

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