ASN Wikibase Occurrence # 40213
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| Date: | Saturday 2 April 1983 |
| Time: | 11:45 |
| Type: |  Piper PA-12 Super Cruiser |
| Owner/operator: | private |
| Registration: | N2826M |
| MSN: | 12-1307 |
| Year of manufacture: | 1946 |
| Total airframe hrs: | 1527 hours |
| Engine model: | LYCOMING O-320-A2A |
| Fatalities: | Fatalities: 2 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Glennallen, AK -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Lake Louise, AK |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
WITNESSES REPORTED THAT AFTER TAKEOFF, THE PLT FLEW BY A CABIN AT APPROXIMATELY 200 FT, SIGNALED BY ROCKING THE ACFT'S WINGS, THEN BEGAN A GRADUAL CLIMB. THE CLIMB INCREASED IN STEEPNESS UNTIL 1 WITNESS COULD SEE THE ENTIRE TOP OF THE ACFT. IT THEN NOSED OVER, MADE 1 1/2 TO 2 1/2 TURNS & CRASHED. AN INVESTIGATION REVEALED NO SPECIFIC PREIMPACT MALFUNCTION OR FAILURE. HOWEVER, AN INVESTIGATION REVEALED THAT ACFT HAD RECEIVED 3 MAJOR MODIFICATIONS, 2 OF WHICH WERE UNDER SUPPLEMENTAL TYPE CERTIFICATES (STC'S). A MODIFIED ELEVATOR BELLCRANK HAD BEEN INSTALLED, BUT THERE WAS NO FLOOR OR PROTECTIVE COVERING INSTALLED OVER THE BELLCRANK. ONLY A CANVAS BARRIER PROTECTED THE BELLCRANK FROM ITEMS PLACED IN THE BAGGAGE COMPARTMENT. THE EDGES OF THE CANVAS DID NOT EXTEND TO THE SIDES, TOP & BOTTOM OF THE FUSELAGE, BUT INSTEAD, THERE WAS A 2 TO 3 INCH CAP, LACED WITHE STRING TO HOLD THE CANVAS SECURE. A WHISK BROOM WAS FOUND IN THE PROXIMITY OF THE ELEVATOR BELLCRANK. CAUSE:
Sources:
NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001214X42571
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] |
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