Aircraft Accident/Incident Report

Golden, Colorado 80401
Tuesady, December 22, 1992 20:22 MST

NTSB Narrative Summary Released at Completion of Accident

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.

NTSB Probable Cause Narrative

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

Event Information

Type of Event Accident
Event Date 12/22/1992
Event Day of the Week Tuesday
Time of Event 2022
Event Time Zone Mountain Standard Time
Event City GOLDEN
Event State COLORADO
Event Country --
Zipcode of the event site 80401
Event Date Year 1992
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1945 Mountain Standard Time
Direction of event from weather observation facility (degrees) 55
Weather Observation Facility ID BJC
Elevation of weather observation facility 5657
Distance of event from weather observation facility (units?) 10
Time Zone of the weather observation MST
Lighting Conditions Night/Bright
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 2
Dew Point at event time (in degress fahrenheit) -14
Wind Direction (degrees magnetic) 260
Variable Wind Indicator Unknown
Wind Speed (knots) 30
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 45
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 950
NTSB Notification Source --
NTSB Notification Date Dec 22 1992 12:00AM
NTSB Notification Time 2030
Fiche Number and/or location -used to find docket information 52262
Date of most recent change to record Dec 11 2000 3:29PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N81TR
NTSB Number DEN93FA017
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed VFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name Rockwell
Aircraft Model 690C
Aircraft Series Identifier 690C
Aircraft Serial Number 11690
Certified Max Gross Weight 10325
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 2
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Nov 25 1992 12:00AM
Airframe hours since last inspection 32
Airframe Hours 7768
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name CASPER AIR SERVICE
Aircraft Owner Street Address AIRPORT UNIT 3, BOX 3
Aircraft Owner City CASPER
Aircraft Owner State WY
Aircraft Owner Country
Aircraft Owner Zipcode 82604
Operator is an individual? --
Operator Name CASPER AIR SERVICE
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code CBCA
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code RIL
Departure City RIFLE
Departure State CO
Departure Country
Departure Time 1930
Departure Time Zone MST
Destination Same as Local Flt --
Destination Airport Code DEN
Destination City DENVER
Destination State CO
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --