OSHA Accident Investigation · Summary #14489082
THE ROCKEFELLER UNIVERSITY
NEW YORK, NY·
Event description
ELECTRIC SHOCK - GROUND FAULT IN ELECTRIC DRILL
Investigation abstract
A SUMMER EMPLOYEE WAS WORKING ON THE ROOF OF A BUILDING, PERFORMING HEATING AND AIR CONDITIONING DUCT WORK. HE WAS USING AN ELECTRIC DRILL THAT HAD NO NAMEPLATE . THE DRILL WAS CONNECTED TO A THREE-WIRE, GROUNDING-TYPE EXTENSION CORD SET. TH E CORD SET WAS, IN TURN, CONNECTED THROUGH AN ADAPTER TO A SYSTEM THAT DID NOT P ROVIDE AN EQUIPMENT GROUNDING CONDUCTOR. THE DRILL HAD AN APPARENT GROUND FAULT, AND THE EMPLOYEE RECEIVED A FATAL ELECTRIC SHOCK.
Victim
-
#1 Fatality Age 19 M
- Nature of injury
- 10
- Part of body
- 5
- Event type
- 13
- Source
- 15
- Occupation code
- 999
- Human factor
- 6
- Environmental factor
- 18
- Task assigned
- 2
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.