NTSB Identification: SEA96FA034.
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Accident occurred Saturday, December 23, 1995 in KAPOWSIN, WA
Probable Cause Approval Date: 09/09/1996
Aircraft: Piper PA-18-150, registration: N4008Z
Injuries: 2 Fatal.

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.

During a personal pleasure flight to sight see and spot elk, the airplane collided with rolling mountainous terrain in a nearly vertical attitude. Other pilots flying in the area reported windy and turbulent conditions around the mountains. During the postcrash investigation of the airframe and engine, no evidence was found to indicate a mechanical failure or malfunction.

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

the pilot's failure to maintain aircraft control and terrain clearance. Turbulence was a factor.

Full narrative available

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