Maintenance Man fatality at Randolph Deep Mine (Martin Marietta Kansas City, LLC), MO, January 30, 2023

An employee was fatally injured when they fell from an opening in an elevated catwalk.

On January 30, 2023, at approximately 4:45 p.m., Bobby Allen, a 42 year-old maintenance mechanic with over ten years of mining experience, died when he fell through an opening in an elevated beltline catwalk. He fell approximately 35 feet to the ground below.The accident occurred because the mine operator did not: 1) barricade or post warning signs to prevent miners from falling through the opening in the catwalk, and 2) ensure that miners wore fall protection where there was danger of falling.

Read the full report (PDF)

Findings from MSHA's final investigation report, which supersedes the preliminary narrative above.

Activity at time of incident

Machine Maintenance

Subunit / location

MILL OPERATION/PREPARATION PLANT

Accident type

Fall from scaffolds, walkways, platforms

Source of injury

GROUND

Nature of injury

UNCLASSIFIED,NOT DETERMED

Body part affected

MULTIPLE PARTS (MORE THAN ONE MAJOR)

Total mining experience

10 years

Experience at this mine

0 years

Experience in this job

0 years

Degree of injury

FATALITY

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