Accident Piper PA-31P Pressurized Navajo N500BH,
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ASN Wikibase Occurrence # 37707
 
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Date:Thursday 2 January 1992
Time:15:05 LT
Type:Silhouette image of generic PA31 model; specific model in this crash may look slightly different    
Piper PA-31P Pressurized Navajo
Owner/operator:Becher Hoppe Engineers, Inc.
Registration: N500BH
MSN: 31P-7530024
Year of manufacture:1975
Total airframe hrs:3520 hours
Engine model:Lycoming TIGO-541-E1A
Fatalities:Fatalities: 1 / Occupants: 1
Aircraft damage: Destroyed
Category:Accident
Location:6 miles from Central Wisconsin Airport, Mosinee, Wisconsin -   United States of America
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Nature:Executive
Departure airport:Minneapolis, MN (MSP
Destination airport:Mosinee, WI (KCWA)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
PILOT WAS CLEARED FOR AN ILS APPROACH AT HIS DESTINATION, AND REQUESTED TO REPORT ALTITUDE OF 3,000 FEET ON THE APPROACH. THIS WAS THE LAST RADIO TRANSMISSION RECEIVED FROM THE PILOT. AIRCRAFT WAS FOUND IN SOFT FIELD SIX MILES FROM THE AIRPORT. LANDING GEAR WAS UP, FLAPS WERE DOWN. FISHERMAN NEARBY REPORTED HEARING THE AIRCRAFT MANEUVERING AT LOW ALTITUDE. HE REPORTED THAT THE ENGINES SOUNDED FINE, BUT THE SOUND WAS CHANGING IN PITCH AND INTENSITY. HE REPORTED THAT GOT QUIET JUST A FEW SECONDS BEFORE HE HEARD THE IMPACT. THE INVESTIGATION REVEALED THAT THERE WAS EVIDENCE OF A FIRE IN THE NOSE BAGGAGE COMPARTMENT. THE CABIN HEATER IS LOCATED IN THE NOSE BAGGAGE COMPARTMENT, AND HAD A RECENT HISTORY OF DISCREPANCIES.

Probable Cause: AN INFLIGHT FIRE WITH THE CABIN HEATER AS THE ORIGIN, AND UNSUITABLE TERRAIN IN WHICH TO MAKE A FORCED LANDING. A FACTOR RELATED TO THE ACCIDENT WAS THE SOFT TERRAIN.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: CHI92FA066
Status: Investigation completed
Duration: 1 year and 2 months
Download report: Final report

Sources:

NTSB CHI92FA066
FAA register: 2. FAA: http://registry.faa.gov/aircraftinquiry/NNum_Results.aspx?NNumbertxt=500BH

5. http://es.flightaware.com/resources/registration/N500BH

Location

Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
20-Jun-2015 23:50 Dr. John Smith Updated [Time, Operator, Location, Departure airport, Destination airport, Source, Narrative]
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]
10-Oct-2017 20:46 Dr. John Smith Updated [Time, Source, Narrative]
11-Apr-2024 09:35 ASN Update Bot Updated [Time, Operator, Other fatalities, Phase, Departure airport, Destination airport, Source, Narrative, Category, Accident report]

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