# HANDLING OF MATERIALS
> MSHA accident `220252230017` · 08/06/2025 · Knife River - South Dakota
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** PULVERIZED MINERAL (DUST)
- **Nature of injury:** DUST IN EYES
- **Body part:** EYE(S) OPTIC NERVE/VISON
- **Days lost:** 0
- **Mine experience:** 0.4 years
## Operator
- **Controller:** Knife River Corporation
- **Operator:** Knife River - South Dakota
- **Mine:** [3901478](https://api.ai-analytics.org/mine/3901478)
## Narrative

Team member installing new exhaust gaskets, bolting up the flanges when debris fell onto and behind safety glasses, into right eye.  Flushed eyes at the shop, debris remained behind eyelid.

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