OSHA Accident Investigation · Summary #14506794
OVERHEAD POWER LINE,ELECTRICAL,BOOM,ELECTROCUTED,TRENCH,E C,ELECTRIC SHOCK,FALL,TRACTOR
Event description
ELECTRIC SHOCK - CONTACT WITH OVERHEAD LINE THRU BOOM
Investigation abstract
A CREW, CONSISTING OF FOUR EMPLOYEES, WAS PLACING 8-INCH STEEL PIPE, 30 FEET IN E SECOND RECEIVED AN ELECTRIC SHOCK AND INJURED HIS NECK WHEN HE FELL INTO THE O PEN TRENCH. THE FOREMAN RECEIVED AN ELECTRIC SHOCK, WAS TREATED AT A HOSPITAL, A ND WAS RELEASED. (THE TRACTOR OPERATOR WAS NOT INJURED.) LENGTH, ALONG AN OPEN TRENCH WITH A CATERPILLAR SIDEBOOM PIPELAYING TRACTOR (MOD EL 561HB). THE TRACTOR WAS OPERATING DIRECTLY BENEATH A 24.9-KILOVOLT OVERHEAD P OWER LINE AND HAD A BOOM THAT WAS 27 FEET, 7 INCHES IN LENGTH. THE FOREMAN HAD T HE OPERATOR MOVE THE TRACTOR BACKWARD ABOUT 1 FOOT. AS THE OPERATOR DID SO, THE BOOM APPARENTLY HIT THE LOWER ENERGIZED OVERHEAD POWER LINE. THE FOREMAN AND TWO OTHER EMPLOYEES WERE IN HAND CONTACT WITH THE PIPE AND ATTACHMENTS. WHEN THE BO OM CONTACTED THE ENERGIZED LINE, THE OPERATOR SAW A FLASH OF LIGHT, HEARD A SHOU T, AND DROPPED THE BOOM. ONE OF THE TWO OTHER EMPLOYEES WAS ELECTROCUTED, AND TH
Victims (3)
-
#1 Fatality Age 28 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 13
- Source
- 15
- Occupation code
- 869
- Human factor
- 1
- Environmental factor
- 6
- Task assigned
- 1
-
#2 Hospitalized Age 45 M
- Nature of injury
- 12
- Part of body
- 10
- Event type
- 5
- Source
- 15
- Occupation code
- 869
- Human factor
- 1
- Environmental factor
- 6
- Task assigned
- 1
-
#3 Non-hospitalized injury Age 52 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 13
- Source
- 15
- Occupation code
- 557
- Human factor
- 1
- Environmental factor
- 6
- 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.