# MACHINERY
> MSHA accident `220173470024` · 12/11/2017 · Mettiki Coal WV, LLC 
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Longwall operator, Chock operator, Shear operator, Plow operator
- **Activity:** Advance roof support-longwall
- **Injury source:** LONGWALL SUPT,JKS & CHOCK
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FACE,NEC
- **Days lost:** 0
- **Mine experience:** 3 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** Mettiki Coal WV, LLC 
- **Mine:** [4609028](https://api.ai-analytics.org/mine/4609028)
## Narrative

Employee was attempting to pressurize a hydraulic jack (duke), to re position a piece of long wall mining system hardware, and failed to adequately secure the pressure connector to the jack, which came off as ee pressurized the system, and struck ee on the right cheek.  

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