Mining Incidents
Fatality · MSHA Record #220231950009

Bulldozer Operator

June 22, 2023 at 2:30 PM
Chula Vista Quarry · Surface · Metal/Non-Metal
San Diego County, CA
Classification MACHINERY
Type Struck against a moving object
Investigator narrative
Machine operator was operating a CAT D9T dozer clearing overburden material from a bench. Operator reversed the machine backwards an estimated 200-300 ft. at a high speed without looking back and without responding to honking from another machine, per witness testimony. Machine fell off an edge. Operator was pronounced dead at the scene. Machine is total loss.
Record details
Activity at time of incident
Bulldozer
Subunit / location
STRIP, QUARY, OPEN PIT
Underground location
NO VALUE FOUND
Mining method
NO VALUE FOUND
Accident type
Struck against a moving object
Source of injury
SURFACE MINING MACHINES
Nature of injury
UNCLASSIFIED,NOT DETERMED
Body part affected
MULTIPLE PARTS (MORE THAN ONE MAJOR)
Total mining experience
27 years
Experience at this mine
2 years
Experience in this job
27 years
Degree of injury
FATALITY
Verify on MSHA

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Source: US Mine Safety and Health Administration (MSHA) · Document 220231950009 · Mine ID 0404080 Trainer view →