ASN Wikibase Occurrence # 42808
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Date: | Saturday 27 August 1994 |
Time: | 18:05 |
Type: | Beechcraft D95A Travel Air |
Owner/operator: | private |
Registration: | N4835J |
MSN: | TD-679 |
Total airframe hrs: | 3913 hours |
Fatalities: | Fatalities: 1 / Occupants: 2 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Oakdale, CA -
United States of America
|
Phase: | Approach |
Nature: | Training |
Departure airport: | |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THIS WAS THE STUDENT'S FIRST FLIGHT IN A MULTIENGINE FLIGHT TRAINING COURSE. AFTER 3 TAKEOFFS & LANDINGS AT THE AIRPORT, THE FLIGHT DEPARTED THE AREA, THEN RETURNED A FEW MINUTES LATER. WHEN THE CFI TRANSMITTED THEIR POSITION, A GROUND-BASED WITNESS (ALSO A MULTI-ENGINE CFI) HEARD THE SOUND OF A GEAR WARNING HORN IN THE BACKGROUND. THE WITNESS OPINED THAT THE FLIGHT WAS PRACTICING A SINGLE ENGINE APPROACH. THE WITNESS OBSERVED THE AIRCRAFT DESCEND TO ABOUT 30' AGL AS IT OVERFLEW THE APPROACH END OF THE RUNWAY, THEN ENTER A SHALLOW CLIMBOUT. BEFORE REACHING THE DEPARTURE END OF THE RUNWAY, THE AIRCRAFT ENTERED A LEFT BANK. THE BANK ANGLE GRADUALLY INCREASED UNTIL BECOMING VERTICAL, AND THE AIRCRAFT CRASHED INTO A FIELD NEXT TO THE AIRPORT. AN EXAM OF THE WRECKAGE REVEALED NO PREIMPACT MECHANICAL MALFUNCTION. THE LEFT & RIGHT FUEL TANK SELECTORS WERE FOUND IN THE 'OFF' & 'MAIN TANK' POSITIONS, RESPECTIVELY. THE LEFT PROPELLER APPEARED TO HAVE BEEN IN THE FEATHER POSITION, THE RIGHT PROPELLER WAS TWISTED & BENT. THE CFI HAD GIVEN ABOUT 8 HOURS TOTAL OF MULTIENGINE INSTRUCTION (TO ANOTHER STUDENT) DURING THE 2.5 WEEKS SINCE HAVING BEEN ISSUED A MULTIENGINE INSTRUCTOR PILOT CERTIFICATE. CAUSE: IMPROPER IN-FLIGHT PLANNING/DECISION BY THE FLIGHT INSTRUCTOR (CFI), AND THE CFI'S INADEQUATE SUPERVISION BY NOT ASSURING THAT THE MINIMUM CONTROL SPEED (VMC) WAS MAINTAINED. A FACTOR RELATED TO THE ACCIDENT WAS: THE CFI'S LACK OF EXPERIENCE IN MULTI-ENGINE INSTRUCTIONAL TRAINING.
Sources:
NTSB:
http://www.ntsb.gov/ntsb/brief.asp?ev_id=20001206X02093 Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
21-Dec-2016 19:24 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
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