# MACHINERY
> MSHA accident `220252370048` · 08/22/2025 · Fort McDowell Yavapai Materials
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Mill equipment
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** HEAD,NEC
- **Days lost:** 0
- **Mine experience:** 30 years
## Operator
- **Controller:** Fort Mc Dowell Yavapai Nation
- **Operator:** Fort McDowell Yavapai Materials
- **Mine:** [0202238](https://api.ai-analytics.org/mine/0202238)
## Narrative

The operator was utilizing the reed screen during work shift. At 12:30 pm the operator went to shut the screen off for the day. The operator approached the screen shutting the shake feature of the screen off. In doing so the operator removed their hard hat to get a better look at the hour meter of the engine and a rock vibrated off, hitting them in the head.

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