# MACHINERY
> MSHA accident `220151880021` · 07/05/2015 · Buckskin Mining Company
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** MOUTH/LIP/TEETH/TONGUE/THROAT/TASTE
- **Days lost:** 0
- **Mine experience:** 3.48 years
## Operator
- **Controller:** Kiewit Peter Sons' Inc
- **Operator:** Buckskin Mining Company
- **Mine:** [4801200](https://api.ai-analytics.org/mine/4801200)
## Narrative

While torqueing strut bolts on a 797B with a Rad gun the mechanic holding the backup wrench was struck in the face by the torque wrench reaction arm when the socket turned off the nut. The force of the blow cut the mechanic just below the lower lip. The cut required three stitches to close.

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