NTSB Identification: SEA94FA052.
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Accident occurred Friday, January 21, 1994 in IDAHO FALLS, ID
Probable Cause Approval Date: 12/02/1994
Aircraft: PIPER PA-12, registration: N7805H
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.

WHILE FLYING AT A VERY LOW LEVEL IN A NARROW CANYON, THE PILOT ATTEMPTED A TURN THAT REQUIRED A STEEP BANK. DURING THIS TURN THE PILOT ALLOWED THE LEFT WING OF THE AIRCRAFT TO COLLIDE WITH THE TERRAIN NEAR THE SHORE OF RIRIE RESERVOIR.

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

THE PILOT'S FAILURE TO MAINTAIN CLEARANCE FROM THE TERRAIN. FACTORS INCLUDE THE PILOT'S POOR INFLIGHT DECISION TO ATTEMPT LOW LEVEL MANEUVERS IN A NARROW CANYON.

Full narrative available

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