OSHA Accident Investigation · Summary #766303

H&L TOOTH COMPANY

MONTEBELLO, CA· 1988-01-29T00:00:00

Event: HEAD, MAINTENANCE, WORK RULES, HYDRAULIC CYLINDER, LOCKOUT, STRUCK BY, SWITCHGEAR, INATTENTION
NAICS: 000000
Inspection type: Accident-driven
Activity number: #101241412
Employer profile: H&L TOOTH COMPANY
Summary number: 766303
Report ID: 931400

Event description

Employee struck in the head by cylinder arm and killed

Investigation abstract

At approximately 5:15 a.m. on January 29, 1988, Employee #1 attempted to resolve a problem concerning Square D. Co. micro switches, class 9007, type B53-B2. The micro switches cycle a series of Aeroquip Co. hydraulic cylinder arms (#LS-2 1/ 2-53-1 3/8) that position hot metal billets on a conveyor. Employee #1 had posit ioned himself between the hydraulic cylinder arms in order to perform the needed maintenance. While attempting to adjust the micro switch Employee #1 inadverten tly actuated the hydraulic cylinder arm, which then struck him in the head and k illed him.

Victim

#1 Fatality Age 50 M

Nature of injury
1

Part of body
13

Event type
2

Source
26

Occupation code
999

Human factor
18

Environmental factor
4

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.