Accident Rockwell Aero Commander 690C Jetprop 840 N81TR,
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ASN Wikibase Occurrence # 37636
 
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Date:Tuesday 22 December 1992
Time:22:22 LT
Type:Silhouette image of generic AC90 model; specific model in this crash may look slightly different    
Rockwell Aero Commander 690C Jetprop 840
Owner/operator:Casper Air Service
Registration: N81TR
MSN: 11690
Total airframe hrs:7768 hours
Engine model:GARRETT TPE-33-1254
Fatalities:Fatalities: 1 / Occupants: 1
Aircraft damage: Destroyed
Category:Accident
Location:Golden, CO -   United States of America
Phase: Unknown
Nature:Unknown
Departure airport:Rifle, CO (KRIL)
Destination airport:Denver, CO (KDEN)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
WHILE IN A DESCENT FOR ARRIVAL AT THE DESTINATION AIRPORT, THE AIRCRAFT SUSTAINED STRUCTURAL FAILURE WITH THE RIGHT OUTER WING, HORIZONTAL STABILIZER, AND VERTICAL STABILIZER SEPARATING FROM THE AIRCRAFT. THE AIRCRAFT IMPACTED APPROXIMATELY 10 MILES FROM THE PLANNED DESTINATION. ACCORDING TO RADAR DATA AND OTHER RESEARCH, THE DESCENT WAS CONDUCTED AT VNE AND KNOWN SEVERE TURBULENCE WAS PRESENT IN THE AREA AT THE TIME OF THE ACCIDENT.

Probable Cause: THE PILOT FLYING THE AIRCRAFT BEYOND THE DESIGN MANEUVERING SPEED AND EXCEEDING THE DESIGN STRESS LIMITS. A FACTOR WAS: CLEAR AIR TURBULENCE.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: DEN93FA017
Status: Investigation completed
Duration: 9 months
Download report: Final report

Sources:

NTSB DEN93FA017

History of this aircraft

Other occurrences involving this aircraft
23 May 1991 N81TR Casper Air Service 0 Denver, CO non

Location

Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
11-Feb-2012 11:54 Gwydd Updated [Aircraft type]
11-Feb-2012 11:54 Anon. Updated [Aircraft type]
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]
10-Apr-2024 16:16 ASN Update Bot Updated [Time, Other fatalities, Phase, Departure airport, Destination airport, Source, Narrative, Category, Accident report]

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