Utility Man

Trench was dug to repair drain pipe. No sloping or shoring protection system was in place. Trench was approximately 10 foot deep and 8 foot wide. Side wall collapsed and crushed worker.

Texto original en inglés de la MSHA

On January 3, 2025, at 5:50 p.m., Segundo Bosquez, a 44-year-old haul truck operator with four months and four days of mining experience, died when he was engulfed by material in a trench. The accident occurred because the mine operator did not: 1) conduct a ground condition examination before managers and miners worked in the trench and 2) correct hazardous ground conditions.

1. The mine operator did not correct hazardous ground conditions before managers and miners worked in the trench.

   Acción correctiva: The mine operator developed, implemented, and trained miners on revised procedures for identifying and correcting hazardous ground conditions and will conduct regular training on the ground control procedures. The mine operator will conduct periodic audits and inspections to ensure compliance with the ground control procedures.

2. The mine operator did not conduct a ground condition examination before managers and miners worked in the trench.

   Acción correctiva: The mine operator has developed a procedure and trained miners for conducting an examination of ground conditions.

Lee el informe completo (PDF)

Hallazgos del informe final de investigación de la MSHA, que sustituye la narrativa preliminar anterior.

Actividad al momento del incidente

Machine Maintenance

Subunidad / ubicación

STRIP, QUARY, OPEN PIT

Tipo de accidente

Atrapado en, bajo o entre material o edificaciones en colapso

Fuente de la lesión

LOOSE DIRT AND MUD

Naturaleza de la lesión

CRUSHING

Parte del cuerpo afectada

MULTIPLE PARTS (MORE THAN ONE MAJOR)

Grado de la lesión

FATALITY