ASN Wikibase Occurrence # 38894
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Date: | Friday 17 June 1994 |
Time: | 01:30 LT |
Type: | Grumman American AA-5B Tiger |
Owner/operator: | Van Lierop, Johannas C. |
Registration: | N74693 |
MSN: | AA5B-0352 |
Total airframe hrs: | 3661 hours |
Engine model: | Lycoming O-360-A4K |
Fatalities: | Fatalities: 1 / Occupants: 1 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Youngstown, FL -
United States of America
|
Phase: | En route |
Nature: | Private |
Departure airport: | Destin, FL (81J) |
Destination airport: | Blountstown, FL (0J9 |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PRIVATE, NON-INSTRUMENT RATED PILOT WAS RETURNING HOME, VFR, AT NIGHT. HE INITIALLY RECEIVED VFR FLIGHT FOLLOWING FROM EGLIN APPROACH, AND WAS GIVEN A FREQUENCY CHANGE TO JAX CENTER. NO SUBSEQUENT COMMUNICATIONS WERE RECEIVED FROM THE PILOT, ALTHOUGH JAX CENTER REPORTED THAT THE RADIO FREQUENCY THAT THE PILOT WAS GIVEN WAS NOT THE CORRECT ONE, AND TRANSMISSIONS WOULD NOT HAVE BEEN GOOD ON THAT FREQUENCY. RADAR DATA INDICATED THAT THE AIRCRAFT WAS TRAVELING EAST NORTHEAST AT 2,400 FEET WHEN IT ENTERED A DESCENDING, RIGHT HAND TURN. RADAR CONTACT WAS LOST AT 400 FEET, WITH THE AIRCRAFT IN A STEEP, RIGHT HAND DESCENDING TURN. THE WRECKAGE WAS FOUND IN AN OPEN, PLOWED FIELD. GENERAL DISINTEGRATION OF THE WRECKAGE INDICATED A HIGH ENERGY IMPACT WITH TERRAIN. NO EVIDENCE OF MECHANICAL MALFUNCTION OR FAILURE WAS OBSERVED DURING THE WRECKAGE EXAM. THE AREA OF THE CRASH SITE WAS REMOTE FARMLAND, WITH A MARKED ABSENCE OF GROUND LIGHTING. LOCAL AREA THUNDERSTORMS AND HIGH CLOUD COVER PRODUCED CONDITIONS CONDUCIVE TO SPATIAL DISORIENTATION. THE PILOT'S TOTAL FLIGHT TIME WAS 115 HOURS (12 HOURS AT NIGHT).
Probable Cause: SPATIAL DISORIENTATION EXPERIENCED BY THE PILOT, WHICH RESULTED IN HIS FAILURE TO MAINTAIN AIRCRAFT CONTROL. FACTORS WERE THE CONDITIONS CONDUCIVE TO SPATIAL DISORIENTATION (DARK NIGHT LIGHTING CONDITIONS, HIGH CLOUD COVER, THUNDERSTORMS), AND THE PILOT'S LACK OF NIGHT FLYING EXPERIENCE.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | ATL94FA121 |
Status: | Investigation completed |
Duration: | 7 months |
Download report: | Final report |
|
Sources:
NTSB ATL94FA121
Location
Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
21-Dec-2016 19:23 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
10-Apr-2024 06:43 |
ASN Update Bot |
Updated [Time, Operator, Other fatalities, Destination airport, Source, Narrative, Category, Accident report] |
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