# MACHINERY
> MSHA accident `220222930019` · 08/23/2022 · Albert Frei & Sons Inc
## 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:** Machine maintenance
- **Injury source:** BOILR,PRES VSL,AIR HOS,OX
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** 0.04 years
## Operator
- **Controller:** Albert R  Frei
- **Operator:** Albert Frei & Sons Inc
- **Mine:** [0503935](https://api.ai-analytics.org/mine/0503935)
## Narrative

A maintenance mechanic employee was handling a pneumatic chisel when the threaded fitting on the tool came loose. The pressurized hose and fitting whipped back and struck EE on the left ankle through their boot.

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