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Status:Final
Date:Sunday 3 April 1977
Time:04:52
Type:Silhouette image of generic FA10 model; specific model in this crash may look slightly different
Dassault Falcon 10
Operator:Mountain Bell Telephone
Registration: N60MB
MSN: 015
First flight: 1974
Total airframe hrs:1425
Crew:Fatalities: 2 / Occupants: 2
Passengers:Fatalities: 2 / Occupants: 3
Total:Fatalities: 4 / Occupants: 5
Aircraft damage: Damaged beyond repair
Location:15 km (9.4 mls) NE of Denver, CO (   United States of America)
Phase: En route (ENR)
Nature:Executive
Departure airport:Denver-Stapleton International Airport, CO (DEN/KDEN), United States of America
Destination airport:Cheyenne Airport, WY (CYS/KCYS), United States of America
Narrative:
Hydraulic system problems; crashed in a wheatfield when descending out of FL120 while returning to Denver.

Probable Cause:

PROBABLE CAUSE: "Undetermined."

Sources:
» NTSB


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Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Denver-Stapleton International Airport, CO to Cheyenne Airport, WY as the crow flies is 152 km (95 miles).
Accident location: Global; accuracy within tens or hundreds of kilometers.

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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