NTSB Identification: DEN88FA021.
The docket is stored on NTSB microfiche number 35444.
Accident occurred Wednesday, November 04, 1987 in DURANGO, CO
Probable Cause Approval Date: 02/24/1989
Aircraft: PIPER PA-28-181, registration: N8266U
Injuries: 1 Fatal,2 Serious.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE TWO PAX HAD CHARTERED N8266U FOR A SIGHTSEEING FLIGHT OF THE LOCAL AREA. THE CHARTER PLT, A CFI FOUND THAT ONE OF THE PAX WAS A PLT AND PERMITTED HIM TO FLY THE ACFT. THE PAX EXPRESSED AN INTEREST IN SPOTTING ELK AND FLEW THE ACFT INTO A CANYON, BELOW THE CANYON RIDGE LINE. THE ACFT APPROACHED THE END OF THE CANYON AND THE PLT EXECUTED A LEFT TURN. THE BACK SEAT PAX STATED THE STALL WARN HORN SOUNDED DURING THE TURN. THE CFI TOOK CONTROL OF THE ACFT BUT WAS UNABLE TO RECOVER BEFORE THE ACFT COLLIDED WITH TREES. THE TERRAIN RISES TO ABOVE 10,000 FT. THE CALCULATED CLIMB RATE WAS DETERMINED TO BE 200 FT PER MIN APPROX.

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

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

AIRSPEED..NOT MAINTAINED..PILOT PASSENGER

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

SUPERVISION..INADEQUATE..PILOT IN COMMAND



Contributing Factors

WEATHER CONDITION..HIGH DENSITY ALTITUDE


Contributing Factors

OVERCONFIDENCE IN PERSONAL ABILITY..PILOT PASSENGER


Contributing Factors

TERRAIN CONDITION..BLIND/BOX CANYON

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