NTSB Identification: DEN87LA033.
The docket is stored on NTSB microfiche number 32559.
Accident occurred Tuesday, December 23, 1986 in NATHROP, CO
Aircraft: CESSNA 172N, registration: CGYDG
Injuries: 1 Serious,2 Minor,1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE CANADIAN REGISTERED ACFT, WITH A PVT PLT AND INSTRUCTOR RATED PAX AND TWO PAXS ABOARD, TOOK OFF FROM CANON CITY, CO, ENROUTE TO GUNNISON, CO, TO REFUEL. THIS WAS A CROSS-COUNTRY FLT TO ALLOW THE PLT TO BUILD NECESSARY FLT TIME TOWARDS A COMMERCIAL CERTIFICATE. THE ACFT WAS BEING FLOWN IN FORMATION WITH ANOTHER CANADIAN ACFT. THE PLT WAS NAVIGATING VIA PILOTAGE AND NOTICED HE WAS FLYING NORTH INSTEAD OF WEST. THE INSTRUCTOR RATED PAX ABOARD THE OTHER ACFT ADVISED THE PLT TO FLY A MAGNETIC HEADING OF 240 DEGS. THE PLT LOST VISUAL CONTACT WITH THE OTHER ACFT AND A TURN WAS MADE OVER THE WRONG CHECKPOINT. THE ACFT WAS AT 10,800 FT MSL AND CLIMBING SLOWLY WHEN THE PLT SAW HIGHER TERRAIN AHEAD. THE ACFT WAS IN A BLIND CANYON AND THE PLT COULD NOT REVERSE COURSE. THE INSTRUCTOR RATED PAX TOOK CONTROL OF THE ACFT AND PURPOSELY STALLED INTO A SNOW COVERED 12,000 FT MOUNTAIN. THE OTHER ACFT LANDED SAFELY AT GUNNISON.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

BECAME LOST/DISORIENTED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

PROPER ASSISTANCE..NOT ISSUED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

REMEDIAL ACTION..DELAYED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

REMEDIAL ACTION..DELAYED..PASSENGER

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

STALL..INTENTIONAL..PASSENGER




Contributing Factors

WEATHER CONDITION..HIGH DENSITY ALTITUDE


Contributing Factors

AIRCRAFT PERFORMANCE,CLIMB CAPABILITY..EXCEEDED


Contributing Factors

AIRCRAFT PERFORMANCE,TURN CAPABILITY..EXCEEDED

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