OSHA Accident Investigation · Summary #14400188
C. C. TEAGUE & SON CONSTRUCTION CO., INC.
RICHARDSON, TX·
Event description
ELECTRIC SHOCK - CONTACT WITH OVERHEAD LINE THRU AERIAL LIFT
Investigation abstract
AN EMPLOYEE WAS WORKING FROM AN INSULATED AERIAL LIFT OVER THREE PHASES OF A 720 S KNEE CONTACTED THE LINEMAN'S PLIERS WHILE HE WAS HOLDING THE GROUNDED CONDUCTO R, AND HE WAS ELECTROCUTED. 0-VOLT OVERHEAD POWER LINE. HE WAS WORKING ON ANOTHER DEENERGIZED, PARTIALLY GRO UNDED LINE. HE HAD LOWERED THE AERIAL LIFT BETWEEN ONE OF THE OUTER LINES AND TH E MIDDLE LINE. AN UNINSULATED PORTION OF THE UPPER PART OF THE BOOM CONTACTED TH E MIDDLE PHASE CONDUCTOR. A CONDUCTIVE PATH WAS SET UP FROM THE CONDUCTOR TO THE BOOM, TO THE METAL-CLAD HYDRAULIC HOSES, TO THE HOSE CONNECTORS, AND TO THE WIR E USED TO HOLD BROKEN TOOL CONNECTORS TO THE SAFETY-BELT TIE-OFF RING INSIDE THE BUCKET OF THE AERIAL LIFT. ANOTHER WIRE, HOLDING A PAIR OF LARGE LINEMAN'S PLIE RS (XPJ 53 NICOMPRESS TOOL), WAS TIED TO THE BUCKET AT THIS POINT. THE EMPLOYEE'
Victim
-
#1 Fatality Age 21 M
- Nature of injury
- 10
- Part of body
- 19
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 9
- Environmental factor
- 13
- 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.