ASN Wikibase Occurrence # 35718
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Date: | Sunday 29 January 1995 |
Time: | 16:56 |
Type: | Beechcraft A36 Bonanza |
Owner/operator: | private |
Registration: | N3086T |
MSN: | E-2309 |
Total airframe hrs: | 1728 hours |
Fatalities: | Fatalities: 1 / Occupants: 1 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Chamblee, GA -
United States of America
|
Phase: | Approach |
Nature: | Private |
Departure airport: | Orlando, FL (ORL) |
Destination airport: | (PDK) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PILOT WAS PROVIDED VECTORS FOR AN ILS RUNWAY 20L APPROACH IN INSTRUMENT METEOROLOGICAL CONDITIONS (IMC). IN ANTICIPATION OF OTHER TRAFFIC, THE RADAR CONTROLLER VECTORED THE AIRCRAFT ONTO A CLOSE-IN FINAL APPROACH. THE AIRCRAFT INTERCEPTED THE LOCALIZER ABOUT .5 MILE OUTSIDE THE OUTER MARKER WITH A 35-DEGREE INTERCEPT. THE ILS APPROACH GATE IS DEFINED AS BEING 1 MILE OUTSIDE THE OUTER MARKER, AND AIRCRAFT ARE REQUIRED TO BE VECTORED TO INTERCEPT AT LEAST 2 MILES OUTSIDE THE GATE. (ACCORDING TO FAA ORDER 7110.65G, THE MAXIMUM ANGLE OF INTERCEPT WITHIN 2 MILES OF THE APPROACH GATE IS 20 DEGREES.) RADAR DATA INDICATED THAT, ABOUT 2.5 MILES FROM THE APPROACH END OF THE RUNWAY, THERE WERE ERRATIC HEADING AND ALTITUDE EXCURSIONS. THESE LASTED FOR ABOUT 2 MINUTES, AND THEN THE PILOT CALLED A MISSED APPROACH. DURING THE MISSED APPROACH, THE AIRCRAFT ENTERED A DESCENDING RIGHT TURN AND CRASHED. WITNESSES REPORTED THAT THE ENGINE WAS RUNNING AT HIGH RPM AT THE TIME OF IMPACT. EXAMINATION OF THE AUTOPILOT DID NOT INDICATE EVIDENCE OF MALFUNCTION OR FAILURE. THE PILOT DID NOT REPORT ANY AIRCRAFT PROBLEMS. THE PILOT HAD JUST ATTENDED A BONANZA OWNER'S PROFICIENCY COURSE. AN INSTRUCTOR FOR THAT COURSE SAID THE PILOT'S SKILLS AT INSTRUMENT FLYING WERE POOR AND THAT HE WOULD NOT SIGN OFF THE PILOT'S INSTRUMENT COMPETENCY CHECK. CAUSE: THE PILOT'S FAILURE TO MAINTAIN AIRCRAFT CONTROL AFTER BECOMING SPATIALLY DISORIENTED. FACTORS RELATING TO THE ACCIDENT WERE: THE PILOT'S LACK OF PROFICIENCY (RECENT EXPERIENCE) IN INSTRUMENT FLYING, AND IMPROPER APPROACH CONTROL SERVICE BY VECTORING THE AIRPLANE ONTO THE ILS LOCALIZER COURSE AT AN INADEQUATE DISTANCE FROM THE OUTER MARKER AND AT AN INTERCEPT ANGLE THAT DID NOT ALLOW THE PILOT TO ESTABLISH A STABILIZED APPROACH.
Sources:
NTSB:
https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001207X02814 Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
21-Dec-2016 19:22 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
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