Aviation Accident Summaries

Aviation Accident Summary FTW90LA133

SAN ANTONIO, TX, USA

Aircraft #1

N3894L

BELL 206B

Analysis

THE HELICOPTER WAS CONDUCTING A BAREHAND LIVE-LINE OPERATION OVER THE 345,000-VOLT ENERGIZED POWER LINE, AND WAS LOWERING THE ELECTRICAL LINEWORKER/FLIGHT CREWMAN TOWARD THE WORK AREA. THE WORKER RAISED HIS ARM WHICH COMPROMISED THE AIRGAP, AND RESULTED IN A FLASHOVER AND ELECTROCUTION.

Probable Cause and Findings

THE LINEMAN/FLIGHT CREWMAN NOT FOLLOWING PROCEDURES.

 

Source: NTSB Aviation Accident Database

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