NTSB Identification: SEA84LA025.
The docket is stored on NTSB microfiche number 21992.
Nonscheduled 14 CFR
Accident occurred Friday, December 02, 1983 in KOOSKIA, ID
Aircraft: BELL 206-BIII, registration: N49584
Injuries: 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.

THE HELICOPTER LANDED HARD AND ROLLED OVER TO THE RIGHT. THE EVENTS STARTED WHEN THE PILOT HEARD THE END OF A SEAT BELT BANGING AGAINST THE OUTSIDE OF THE ACFT WHERE IT HAD BEEN CAUGHT IN THE DOOR. THE PILOT DECIDED TO LAND AND SECURE THE BELT. DURING LANDING THE DOWNWASH FROM THE ACFT BLEW UP SNOW AND THE PILOT LOST SIGHT OF THE GROUND. A HARD LANDING AND ROLLOVER RESULTED.

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:

FLARE..NOT POSSIBLE..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..WHITEOUT


Contributing Factors

MISC EQPT/FURNISHINGS,SEAT BELT..IMPROPER


Contributing Factors

WEATHER CONDITION..SNOW

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