# MACHINERY
> MSHA accident `220151660034` · 06/08/2015 · Antelope Coal LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Observe operations
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 42
- **Mine experience:** 8.38 years
## Operator
- **Controller:** Cloud Peak Energy Resources LLC
- **Operator:** Antelope Coal LLC
- **Mine:** [4801337](https://api.ai-analytics.org/mine/4801337)
## Narrative

While pressing in the master pin on the rail of a Komatsu Excavator the culet in the track press failed.  The mechanic was standing behind the track with his hand in the air holding a flash light while directing the press operation when he was struck in the right middle finger by a culet fragment.

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