ASN Wikibase Occurrence # 38191
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| Date: | Sunday 17 March 1991 |
| Time: | 10:36 |
| Type: |  Piper PA-46-310P Malibu |
| Owner/operator: | private |
| Registration: | N9112K |
| MSN: | 4608042 |
| Year of manufacture: | 1986 |
| Total airframe hrs: | 662 hours |
| Engine model: | CONTINENTAL TSIO-520-BE1 |
| Fatalities: | Fatalities: 4 / Occupants: 4 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Bronson, FL -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | St Petersburg, FL (PIE) |
| Bedford, MA (BED) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PLT WAS ON AN IFR FLT IN IMC & RCVD CLNC TO CLIMB & MAINT FL220. DRG CLIMB, HE INFORMED ARTCC, '. . . WE'RE HAVING A PROBLEM.' WHEN ASKED TO SAY AGAIN, HE BGN THE SAME REPLY, THEN NO FURTHER RDO COM WAS RCVD FM THE ACFT. SUBSEQUENTLY AN INFLT BREAKUP OCCURRED & WRECKAGE WAS SCATTERED over A WIDE AREA. THE RGT OUTBOARD WING PANEL, HRZNTL STABILIZER, ELEVATORS, RGT AILERON & PARTS OF THE RUDDER WERE FND AT A DSTC FM THE MAIN WRECKAGE. THESE DISPLAYED EVIDENCE OF OVERSTRESS FAILURE. NO PREEXISTING CRACKS OR FATIGUE WAS FND. RADAR & WX DATA SHOWED DEV FM NORMAL FLT BGN AT OR NR MDT CONVECTIVE WX ECHO (VIP 2) AS THE ACFT WAS CLIMBING THRU 17,300' IN FRZG CONDS. AT THAT TIME, THE RATE OF CLIMB WAS ABT 200'/MIN & THE GND SPD WAS 150 TO 160 KTS. AT 1032:18, A DSCNT BGN. DRG THE NEXT 2 TO 3 MIN, THE ACFT'S ALT, HDG & SPD DEVIATED. AT 1035:17, OTR PRIMARY RADAR TARGETS APPEARED, THEN RADAR CTC WAS LOST. GROSS WT OF THE ACFT WAS ESTD TO BE 4311 LBS; MAX ALLOWABLE WT WAS 4100 LBS. CG WAS ESTD TO BE 1.59 INCHES BHND THE AFT LMT. (SEE: NTSB/SIR-92/03) CAUSE: THE PILOT'S FAILURE TO ACTIVATE THE PITOT HEAT BEFORE ASCENDING ABOVE THE FREEZING LEVEL IN INSTRUMENT METEOROLOGICAL CONDITIONS (IMC), FOLLOWED BY HIS IMPROPER RESPONSE TO ERRONEOUS AIRSPEED INDICATIONS THAT RESULTED FROM BLOCKAGE OF THE PITOT TUBE BY ATMOSPHERIC ICING. CONTRIBUTING TO THE ACCIDENT WAS: THE PILOT'S LACK OF CURRENCY IN FLYING IN IMC.
Sources:
NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001212X16670
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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