ASN Wikibase Occurrence # 37240
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Date: | Monday 12 August 1991 |
Time: | 12:41 |
Type: | Piper PA-24-250 |
Owner/operator: | private |
Registration: | N5145P |
MSN: | 24-161 |
Total airframe hrs: | 2441 hours |
Fatalities: | Fatalities: 2 / Occupants: 2 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Guide Rock, NE -
United States of America
|
Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
Nature: | Private |
Departure airport: | Spearfish, SD (SPF) |
Destination airport: | Fayetteville, AR (FYV) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PILOT WHO WAS NOT INSTRUMENT RATED WAS TRYING TO REMAIN VFR ON TOP WHEN HE ENCOUNTERED IMC AT 17,500 FEET. AIRCRAFT ENTERED AN UNCONTROLLED DESCENT AFTER THE PILOT TRIED TO MANEUVER TO REMAIN IN VMC. THE RIGHT WING SEPARATED FROM THE AIRCRAFT DURING DESCENT. THE PILOT WAS ABOVE 14,000 FEET FOR ONE HOUR. THE AIRCRAFT WAS NOT OXYGEN EQUIPPED, AND NO EVIDENCE OF PORTABLE OXYGEN WAS FOUND. THERE WAS NO RECORD OF A PRELFIGHT WEATHER BRIEFING. THE PILOT GOT AN INFLIGHT WEATHER BRIEFING 1.5 HOURS BEFORE THE CRASH IN WHICH VFR WAS NOT RECOMMENDED, AND A ROUTE OF FLIGHT TO AVOID THE WEATHER WAS SUGGESTED. A SECOND INFLIGHT WEATHER BRIEFING WAS OBSTAINED 20 MINUTES BEORE THE CRASH IN WHICH A ROUTE OF FLIGHT TO AVOID THE WEATHER WAS AGAIN SUGGESTED. PILOT CONTINUED UNTIL HE WAS IMC. CAUSE: SPATIAL DISORIENTATION, AND EXCEEDING THE DESIGN LIMITS OF THE AIRCRAFT. FACTORS RELATED TO THE ACCIDENT ARE INADEQUATE PREFLIGHT PLANNING, VFR FLIGHT INTO IMC, FLIGHT WEATHER AVOIDANCE ASSISTANCE NOT FOLLOWED, EXCESSIVE ALTITUDE, PHYSICAL IMPAIRMENT (ANOXIA/HYPOXIA), AND LACK OF TOTAL INSTRUMENT TIME.
Sources:
NTSB:
https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001212X17802 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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