Accident Piper PA-23-250 Aztec N5512Y,
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ASN Wikibase Occurrence # 132080
 
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Date:Tuesday 19 February 1991
Time:13:25 LT
Type:Silhouette image of generic PA27 model; specific model in this crash may look slightly different    
Piper PA-23-250 Aztec
Owner/operator:William J. Williams
Registration: N5512Y
MSN: 27-2608
Engine model:Lycoming IO-540
Fatalities:Fatalities: 0 / Occupants: 1
Aircraft damage: Destroyed
Category:Accident
Location:Punxsutawney, PA -   United States of America
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Nature:Private
Departure airport:Butler, CO (KBTP)
Destination airport:
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
THE PILOT OBTAINED WEATHER INFORMATION FROM THE TV PRIOR TO DEPARTURE AND USED LORAN AS A MEANS OF NAVIGATION TO HIS DESTINATION. HE SAID HE OVERFLEW THE AIRPORT AND THEN EXTENDED SEVERAL MILES. WHILE MANEUVERING TO RETURN TO THE AIRPORT, THE AIRPLANE FLEW INTO RISING TERRAIN, STRIKING TREES. A WITNESS WHO HEARD THE CRASH DESCRIBED THE WEATHER AS FOGGY AT THE TIME OF THE ACCIDENT WITH VISIBILITY BETWEEN 100 AND 200 FEET. THE PILOT SAID HE WAS MANEUVERING AT 3000 FEET, HOWEVER, HE STRUCK A RIDGE AT APPROXIMATELY 2200 FOOT. THE PILOT SAID THE ACCIDENT COULD HAVE BEEN PREVENTED IF HE HAD MAINTAINED A HIGHER ALTITUDE OVER THE SCATTERED CLOUDS.

Probable Cause: INTENTIONAL FLIGHT BY THE PILOT INTO INSTRUMENT METEOROLOGICAL CONDITIONS WHICH RESULTED IN A INFLIGHT COLLISION WITH RISING TERRAIN, WHICH WAS OBSCURED BY FOG. A FACTOR RELATED TO THE ACCIDENT WAS THE PILOTS EVALUATION OF THE WEATHER.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: NYC91LA078
Status: Investigation completed
Duration: 2 years and 2 months
Download report: Final report

Sources:

NTSB NYC91LA078

History of this aircraft

Other occurrences involving this aircraft
13 May 1983 N5512Y Tru-lite International Inc. 0 East Liverpool, OH sub

Revision history:

Date/timeContributorUpdates
21-Dec-2016 19:25 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]
21-Apr-2024 08:12 ASN Update Bot Updated [Time, Operator, Other fatalities, Departure airport, Source, Narrative, Accident report]

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