← MSHA accidents
OTHER
220251810021
· 06/17/2025 · Mission Valley Rock, LLC
Details
Degree of injury
INJURIES DUE TO NATURAL CAUSES
Classification
OTHER
Accident type
Unclassified, insufficient data
Occupation
Maintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
Activity
Idle
Injury source
MISCELLANEOUS,NEC
Nature of injury
UNCLASSIFIED,NOT DETERMED
Body part
UNCLASSIFIED
Days lost
—
Mine experience
4.75 years
Operator
Controller (parent)
Martin Marietta Materials Inc
Operator
Mission Valley Rock, LLC
Mine
0401859
Narrative
It appears that an employee experienced a personal medical event while at work as they were found unconscious leaning into a parked and shut off service truck. Employee was transported to a hospital after EMS reviewed EKG results.
Source
Authoritative
MSHA Open Government Data
Machine
JSON-LD
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