OSHA Accident Investigation · Summary #607176

ASPLUNDH TREE EXPERT COMPANY

ALPHARETTA, GA· 1988-03-07T00:00:00

Event: OVERHEAD POWER LINE, ELECTRICAL, BOOM, CRANE BOOM, ELECTROCUTED, E C, CRANE
NAICS: 000000
Inspection type: Accident-driven
Activity number: #18311399
Employer profile: ASPLUNDH TREE EXPERT COMPANY
Summary number: 607176
Report ID: 418100

Event description

ELECTRIC SHOCK - CONTACT WITH OVERHEAD LINE THRU CRANE BOOM

Investigation abstract

AN EMPLOYEE WAS LEANING AGAINST A NATIONAL BOOM TRUCK CRANE (MODEL 228, SERIAL N UMBER 17272) BEING USED TO LOWER WINDOW FORMS INTO A MANHOLE EXCAVATION. THE CRA NE WAS POSITIONED DIRECTLY UNDER 14.4-KILOVOLT OVERHEAD POWER LINES, WHICH WERE 30 FEET, 11 INCHES ABOVE THE GROUND. AFTER THE FIRST LOAD WAS PLACED IN THE EXCA VATION, THE BOOM OF THE CRANE WAS RAISED, AND IT CONTACTED ONE OF THE OVERHEAD L INES. THE EMPLOYEE LEANING AGAINST THE CRANE WAS ELECTROCUTED.

Victim

#1 Fatality Age 37 M

Nature of injury
10

Part of body
4

Event type
13

Source
15

Occupation code
999

Human factor
4

Environmental factor
8

Hazardous substance
8870

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.