# MACHINERY
> MSHA accident `220102080049` · 07/22/2010 · Granite Construction Company
## Details
- **Degree of injury:** PERM TOT OR PERM PRTL DISABLTY
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (not powered)
- **Injury source:** WRENCH
- **Nature of injury:** AMPUTATION OR ENUCLEATION
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 34
- **Mine experience:** — years
## Operator
- **Controller:** Granite Construction Inc
- **Operator:** Granite Construction Company
- **Mine:** [0405783](https://api.ai-analytics.org/mine/0405783)
## Narrative

Worker was removing a bolt using a wrench and impact gun. Nut stuck and the force of the impact gun forced the wrench down and pinched off the tip of his finger

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