OSHA Accident Investigation · Summary #14520647

DONCO CONSTRUCTION, INC.

GRAND TOWER, IL· 1986-12-17T00:00:00

Event: OVERHEAD POWER LINE, ELECTRICAL, POWER LINE WORKER, ELECTROCUTED, E PTD, ELEC UTILITY WORK, AERIAL LIFT
NAICS: 000000
Inspection type: Accident-driven
Activity number: #2511319
Employer profile: DONCO CONSTRUCTION, INC.
Summary number: 14520647
Report ID: 524530

Event description

ELECTRIC SHOCK - CONTACT WITH OVERHEAD LINE THRU AERIAL LIFT

Investigation abstract

A LINEMAN WAS WORKING FROM AN AERIAL LIFT ON A 69-KILOVOLT OVERHEAD POWER LINE. THE BUCKET INSULATION WAS COMPROMISED BY A DRAIN HOLE CUT THROUGH THE OUTER INSU LATION AND BY A DAMAGED INNER LINER. THE EMPLOYEE WAS WORKING IN THE BUCKET ABOV E THE ENERGIZED LINES IN AN AREA WHICH ALLOWED A 5-FOOT CLEARANCE. A GROUNDMAN E STIMATED THE ACTUAL CLEARANCE BETWEEN THE BUCKET AND THE LINES TO BE 6 INCHES. T HE EMPLOYEE WAS HOLDING THE GROUNDED, DEENERGIZED LINE WHEN THE BUCKET CONTACTED THE ENERGIZED CONDUCTOR BELOW. CURRENT PASSED THROUGH THE BUCKET, THROUGH THE B ODY OF THE LINEMAN, AND OUT THROUGH THE GROUNDED DEENERGIZED LINES.

Victim

#1 Fatality Age 44 M

Nature of injury
10

Part of body
4

Event type
13

Source
15

Occupation code
577

Human factor
1

Environmental factor
8

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.