NTSB Identification: SEA83FA133.
The docket is stored on NTSB microfiche number 20775.
Accident occurred Friday, June 24, 1983 in FOSSIL, OR
Aircraft: Garlick UH-1B/204, registration: N5598G
Injuries: 1 Minor.

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 A DEAD TREE AND CRASHED WHILE CONDUCTING A SPRAY RUN ON AN AERIAL APPLICATION MISSION. THE PILOT SAID THAT THE DAWN LIGHT CONDITIONS MADE THE OBTACLE HARD TO SEE. IN THE ATTEMPT TO CLEAR THE TREE THE SPRAY BOOM MADE CONTACT AND BROKE OFF. PART OF THE BOOM WENT INTO THE ROTOR AND THE HELICOPTER DESCENDED INTO STANDING TIMBER AND CRASHED ON ITS NOSE AND RT SIDE. THE PILOT RECEIVED MINOR INJURIES.

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

VISUAL LOOKOUT..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

OBJECT..TREE(S)


Contributing Factors

LIGHT CONDITION..DAWN

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