# MACHINERY
> MSHA accident `220172440037` · 08/29/2017 · Pine Branch Mining LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (powered)
- **Injury source:** WHEEL-FROM CAR OR TRUCK
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 8.87 years
## Operator
- **Controller:** Blackhawk Mining LLC
- **Operator:** Pine Branch Mining LLC
- **Mine:** [1518966](https://api.ai-analytics.org/mine/1518966)
## Narrative

Employee was tightening lug nut on the front wheel of a rock truck. EE was holding the wheel cleat with one hand and tightening nut with an impact wrench using the other hand. The wheel cleat slipped and crushed EE's finger.

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