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March 28, 2026 Fatality

Accident Classification: Slip or Fall of Person
Location: Alpine Silica-San Antonio - San Antonio, Texas
Mine Controller: Pro Frac Holding Corp
Mine Type: Surface
Mined Material: Sand industrial NEC
Incident Date/Time: March 28, 2026 09:17 am
PRELIMINARY REPORT

A contractor died after falling approximately 37 feet through an un-secured roof panel of the roof of the shaker screen deck building while conducting roof repairs.

The information provided in this notice is based on preliminary data ONLY and does not represent final determination regarding the nature of the incident or conclusions regarding the cause of the accident.

FATALITY ALERT

MINE FATALITY – On March 28, 2026, a contractor died after falling approximately 37 feet through an unsecured roof panel of a shaker screen deck while conducting roof repairs.

FINAL REPORT

FAI-F0370F9-1

UNITED STATES
DEPARTMENT OF LABOR
MINE SAFETY AND HEALTH ADMINISTRATION

REPORT OF INVESTIGATION

Surface
(Frac Sand Mine & Plant)

Slip or Fall of Person Accident Fatality Report
March 28, 2026

Mike Morgan Industrial, LLC (B0425)
Chelsea, Alabama

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