On September 13, 1992, a Cessna 170A (registration N9577A) operated by Konecki, John T was involved in an aviation accident near Lopez, WA. Investigators recorded the probable cause as: THE PILOT'S INADVERTENT STALL/SPIN. FACTORS INCLUDE GUSTY, UNFAVORABLE, HIGH VELOCITY WINDS, AND TURBULENCE. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
A Cessna 170 impacted terrain in a near vertical attitude with left rotation after encountering strong, gusty, multidirectional winds reported at the destination airport. Witnesses heard the engine then impact.
Aircraft and Circumstances
A Cessna 170 arrived over its destination airport. At that time, winds were reported to be strong, gusty, and multidirectional.
Witness Accounts
Multiple witnesses reported hearing the aircraft engine overhead. Shortly thereafter, they heard the sound of the aircraft impacting the terrain.
Impact Evidence
Investigators found the aircraft had impacted the terrain in a near vertical attitude. The impact and crush angles indicated the airframe had a rotational moment to the left at the time of impact.
Investigation
The investigation is ongoing. No further details are available from the source.
What happened in the 13 Sept 1992 Cessna 170A accident near Lopez, WA?
A Cessna 170 impacted terrain in a near vertical attitude with left rotation after encountering strong, gusty, multidirectional winds reported at the destination airport. Witnesses heard the engine then impact.
What aircraft was involved and where did it happen?
The accident on 13 Sept 1992 involved a Cessna 170A, registration N9577A, operated by Konecki, John T, at Lopez, WA.
What was the probable cause of the accident?
THE PILOT'S INADVERTENT STALL/SPIN. FACTORS INCLUDE GUSTY, UNFAVORABLE, HIGH VELOCITY WINDS, AND TURBULENCE.
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