NTSB Identification: DEN85FA186.
The docket is stored on NTSB microfiche number 30251.
Accident occurred Friday, July 12, 1985 in ASPEN, CO
Aircraft: PIPER PA-28-161, registration: N2443Y
Injuries: 1 Fatal,1 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.

CFI AND STUDENT DEPARTED ASPEN, COLORADO, ON A DUAL X-COUNTRY FLT. THE DENSITY ALTITUDE AT THE TIME OF DEPARTURE WAS CALCULATED TO BE 9954 FEET. THE CFI DIRECTED STUDENT TO FLY UP A CANYON IN AN AREA OF RISING TERRAIN. THE CFI TOOK CONTROL OF ACFT AND WAS UNABLE TO CLIMB OVER TERRAIN THAT RISES UPWARD TO 11000 FEET. THE ACFT STRUCK TALL TREES AT THE 9800 FOOT LEVEL. THE ACCIDENT SITE DENSITY ALTITUDE WAS CALCULATED TO BE 11916 FEET. THE ACFT SERVICE CEILING IS 12000 FEET.

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

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND(CFI)

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

PERFORMANCE DATA..NOT USED..PILOT IN COMMAND(CFI)

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

WEATHER EVALUATION..INADEQUATE..PILOT IN COMMAND(CFI)

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

AIRCRAFT PERFORMANCE,CLIMB CAPABILITY..EXCEEDED

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND(CFI)

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

SUPERVISION..INADEQUATE..PILOT IN COMMAND(CFI)


Contributing Factors

WEATHER CONDITION..HIGH DENSITY ALTITUDE


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

OBJECT..TREE(S)

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