OSHA Accident Investigation · Summary #517284

MAGGIORA & GHILOTTI, INCORPORATED

TIBURON, CA· 1988-09-16T00:00:00

Event: GRADER, BRAKE, WORK RULES, CONSTRUCTION, TRENCH, STEEP GRADE, CRUSHED, UNMANNED, RUN OVER
NAICS: 000000
Inspection type: Accident-driven
Activity number: #106975279
Employer profile: MAGGIORA & GHILOTTI, INCORPORATED
Summary number: 517284
Report ID: 931800

Event description

Employee crushed to death by runaway grader

Investigation abstract

Employee #1 and two coworkers were securing materials in a catch basin trench at the foot of a 100 yard, 40 degree slope. A worker at the top of the slope left an unattended G-14 Caterpillar grader without setting the parking brake or fully lowering the blade. The grader descended the slope. The two coworkers got out o f the grader's path, but Employee #1 was crushed and killed beneath the grader.

Victim

#1 Fatality Age 30 M

Nature of injury
21

Part of body
4

Event type
1

Source
30

Occupation code
999

Human factor
4

Environmental factor
18

Task assigned
1

Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.