# MACHINERY
> MSHA accident `220183170016` · 11/01/2018 · Martin Marietta North Texas Cement, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (powered)
- **Injury source:** JACKS-MECH,HYDRL,AIR,ETC
- **Nature of injury:** DISLOCATION
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 0.42 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta North Texas Cement, LLC
- **Mine:** [4100071](https://api.ai-analytics.org/mine/4100071)
## Narrative

Employee was engaged in operating a portable hydraulic jack. When they and their partner found that they did not have the right size jack, they placed a large nut between the unit and the equipment housing to act as a spacer. When they powered the unit, the nut shot out striking the employee in the right index finger

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