# SLIP OR FALL OF PERSON
> **FATAL** · MSHA accident `220261030036` · 03/28/2026 · Alpine Silica, LLC
## Details
- **Degree of injury:** FATALITY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from scaffolds, walkways, platforms
- **Occupation:** Steel worker, Iron metal worker, Iron worker
- **Activity:** Machine maintenance
- **Injury source:** GROUND
- **Nature of injury:** CRUSHING
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** —
- **Mine experience:** 0.02 years
## Operator
- **Controller:** Pro Frac Holding Corp
- **Operator:** Alpine Silica, LLC
- **Mine:** [4105426](https://api.ai-analytics.org/mine/4105426)
## Narrative

Employee unhooked lanyard and fell through roof resulting in fatal injuries.

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