# MACHINERY
> MSHA accident `220240530003` · 02/10/2024 · Watson Gravel Inc
## 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:** Observe operations
- **Injury source:** CRANES,DERRICKS
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 0
- **Mine experience:** 0.63 years
## Operator
- **Controller:** Ronald E  Watson
- **Operator:** Watson Gravel Inc
- **Mine:** [3302679](https://api.ai-analytics.org/mine/3302679)
## Narrative

While staging a Cab Stand Platform for installation on a new dredge, a crane was booming down with two chains hooked up and two that were free. The injured employee was stepping up onto the stand to hook up the two free chains when they unexpectedly swung and struck them on the left side of hard hat.  EE was temporarily dazed and proceeded to stumble.

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