NTSB Identification: ANC87FA051.
The docket is stored on NTSB microfiche number 33011.
Accident occurred Tuesday, March 17, 1987 in VALDEZ, AK
Probable Cause Approval Date: 03/30/1988
Aircraft: BELL 206B-3, registration: N9AR
Injuries: 1 Fatal,1 Serious.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE HELICOPTER COLLIDED WITH TRANSMISSION LINES WHILE ON PIPELINE PATROL, FATALLY INJURING THE PILOT AND SERIOUSLY INJURING THE OBSERVER. THE OBSERVER STATED THAT HE AND THE PILOT HAD BEEN FLYING TOWARDS A BURNING OBJECT ON THE SNOW NEAR TWO SNOW MACHINES WHEN THEY STRUCK THE WIRE. THE BURNING OBJECT WAS LATER DISCOVERED TO BE A HAZARD WARNING BALL WHICH HAD APPARENTLY IGNITED ON THE TRANSMISSION LINE AND FALLEN TO THE GROUND.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

OBJECT..WIRE,TRANSMISSION(MARKED)

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

VISUAL LOOKOUT..NOT PERFORMED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

DIVERTED ATTENTION..PILOT IN COMMAND

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