NTSB Identification: ANC86LA160.
The docket is stored on NTSB microfiche number 31635.
Nonscheduled 14 CFR
Accident occurred Friday, September 19, 1986 in AMERICAN RIVER, AK
Aircraft: de Havilland DHC-3, registration: N83U
Injuries: 2 Minor,3 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.

AFTER LANDING ON A 1200 FT GRAVEL BAR, THE PLT PACED OFF THE AVAILABLE AREA, ESTIMATED THE LOAD TO PICK UP, THEN LOADED THE ACFT. DUE TO THE X-WIND, HE USED LESS THAN TAKEOFF FLAPS. HE BEGAN TAKING OFF, BUT AFTER LIFT-OFF, THE ACFT 'SEEMED TO HIT A DOWNDRAFT.' THE PLT SELECTED TAKEOFF FLAPS & BEGAN A SLIGHT TURN TO GET MORE ROOM TO CLEAR A 20 FT BANK OF DIRT. HOWEVER, THE ACFT WOULD NOT CLEAR THE BANK. AFTER IMPACT, IT CAME TO REST ON THE TUNDRA & THE OCCUPANTS EXITED THE PLANE.

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

UNSUITABLE TERRAIN OR TAKEOFF/LANDING/TAXI AREA..SELECTED..PILOT IN COMMAND

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

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND

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

AIRSPEED..NOT OBTAINED..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..LOOSE GRAVEL/SANDY


Contributing Factors

TERRAIN CONDITION..ROUGH/UNEVEN


Contributing Factors

WEATHER CONDITION..CROSSWIND


Contributing Factors

WEATHER CONDITION..GUSTS


Contributing Factors

SELF-INDUCED PRESSURE..PILOT IN COMMAND



Contributing Factors

TERRAIN CONDITION..DIRT BANK/RISING EMBANKMENT

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