NTSB Identification: ANC84LA039.
The docket is stored on NTSB microfiche number 23511.
Nonscheduled 14 CFR
Accident occurred Sunday, March 04, 1984 in GLENNALLEN, AK
Aircraft: FAIRCHILD HILLER FH-100, registration: N5051F
Injuries: 4 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PLT EXPERIENCED A DOWNDRAFT, WHILE APPROACHING A GLACIER AT 5500 FT MSL. IN TURNING DOWNGRADE TO TRY TO AFFECT A DESCENT OF THE ACFT, CONTROL WAS LOST AND THE HELICOPTER COLLIDED WITH THE GROUND. THE ACFT ROLLED INVERTED AFTER GROUND CONTACT.

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

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

WEATHER EVALUATION..IMPROPER..PILOT IN COMMAND



Contributing Factors

AIRPORT/FACILITIES..HIGH TERRAIN


Contributing Factors

AIRPORT/FACILITIES..RISING


Contributing Factors

WEATHER CONDITION..HIGH DENSITY ALTITUDE


Contributing Factors

WEATHER CONDITION..DOWNDRAFT

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