NTSB Identification: ANC83LA040.
The docket is stored on NTSB microfiche number 21692.
Accident occurred Monday, January 31, 1983 in WHITE MOUNTAIN, AK
Aircraft: TAYLORCRAFT BC-12-D, registration: N39196
Injuries: 2 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 WAS DEMONSTRATING SKI LANDINGS ON RIVER ICE. THE OAT WAS AT LEAST MINUS 20 DEG F. AFTER A PROLONGED POWER-OFF DESCENT HE RECOGNIZED A NEED FOR ADDITIONAL POWER BUT THE ENG WOULD NOT RESPOND. THE PLT ATTEMPTED TO STRETCH HIS GLIDE BUT THE ACFT STALLED & THE RIGHT SKI-GEAR COLLAPSED. THE PLT LATER STATED HE HAD NOT CONSIDERED THE EFFECT OF THE EXTREME COLD ON THE NON-WINTERIZED ENG. HE COULD NOT RECALL HAVING THE CARB HEAT CONTROL ON, NOR DID HE KNOW THAT THE HEAT WAS REQUIRED TO PRECLUDE A TOO-LEAN MIXTURE FOR THIS ENG.

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

AIRSPEED..NOT MAINTAINED..PILOT IN COMMAND

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

CARBURETOR HEAT..NOT USED..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..TEMPERATURE EXTREMES


Contributing Factors

LANDING GEAR,SKI ASSEMBLY..OVERLOAD


Contributing Factors

STALL..INADVERTENT..PILOT IN COMMAND


Contributing Factors

DIVERTED ATTENTION..PILOT IN COMMAND

Index for Jan1983 | Index of months