NTSB Identification: ATL85FA056.
The docket is stored on NTSB microfiche number 27045.
Accident occurred Saturday, December 15, 1984 in ATHENS, AL
Aircraft: BEECH C23, registration: N2074X
Injuries: 2 Fatal.

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 ACFT WAS OBSERVED DOING TRAINING STALL TYPE MANEUVERS IN THE AREA SHORTLY BEFORE THE ACCIDENT. IT WAS THEN OBSERVED IN A STEEP RIGHT DESCENDING TURN, CROSSING A PAVED ROAD AT LOW ALT AND STRIKING THE GROUND WITH THE RIGHT WING TIP. THE BOTTOM OF THE ACFT NOSE THEN STRUCK THE GROUND AND THEN THE LOW ROAD EMBANKMENT. THE ACFT BURNED AFTER THE FINAL IMPACT. EVIDENCE SHOWS LOW TO NO ENGINE PWR AT IMPACT. AMBIENT ATMOSPHERIC CONDITONS WERE FAVORABLE FOR CARB ICE FORMATION. THE CARB HEAT CONTROLS WERE FOUND INTHE COLD POSITION. THE ICING PROBABILITY CURVES SHOW THAT SERIOUS CARBURETOR ICING COULD OCCUR AFTER 15 MINUTES CONTINUOUS OPERATION IN THE EXISTING CONDITIONS.

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

REMEDIAL ACTION..DELAYED..PILOT IN COMMAND(CFI)

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

LACK OF FAMILIARITY WITH AIRCRAFT..PILOT IN COMMAND(CFI)

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

CARBURETOR HEAT..NOT USED..PILOT IN COMMAND(CFI)

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

SUPERVISION..POOR..PILOT IN COMMAND(CFI)


Contributing Factors

FUEL SYSTEM,CARBURETOR..ICE


Contributing Factors

CARBURETOR HEAT CONTROL..NOT SWITCHED


Contributing Factors

LACK OF FAMILIARITY WITH AIRCRAFT..PILOT IN COMMAND(CFI)


Contributing Factors

WEATHER CONDITION..CARBURETOR ICING CONDITIONS


Contributing Factors

EMOTIONAL REACTION..PILOT IN COMMAND(CFI)

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