NTSB Identification: SEA89FA010.
The docket is stored on NTSB microfiche number 37723.
Accident occurred Tuesday, October 11, 1988 in SUN VALLEY, ID
Probable Cause Approval Date: 11/07/1989
Aircraft: PIPER PA-28-180, registration: N8975J
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.

THE PILOT FLEW INTO A BOX CANYON AT A LOW ALTITUDE ABOVE THE GROUND NEAR 9000 FT MSL. WHILE ATTEMPTING TO CLIMB OVER A RIDGELINE, THE AIRCRAFT STALLED, ENTERED A SPIN, AND DESCENDED NOSE DOWN UNTIL IMPACT WITH THE GROUND.

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..MISJUDGED..PILOT IN COMMAND

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

STALL/SPIN..INADVERTENT..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..BLIND/BOX CANYON


Contributing Factors

TERRAIN CONDITION..HIGH TERRAIN

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