1992-08-10: Piper PA-18 — Robert J. Sept — Bettles, AK

Casualties unknown • Bettles, AK, US

Probable cause

THE PILOT'S IMPROPER IN FLIGHT PLANNING/DECISION, AND HIS FAILURE TO MAINTAIN A PROPER ALTITUDE WHILE OPERATING IN THE MOUNTAINS. A CONTRIBUTING FACTOR WAS THE MOUNTAINOUS TERRAIN.

— NTSB Determination

Accident narrative

THE AIRPLANE CRASHED AT THE 3300 FOOT LEVEL ON A MOUNTAINSIDE WITH AN APPROXIMATE 30 DEGREE GRADIENT. THE PILOT SAID HE WAS ON APPROACH TO LAND ON THE MOUNTAINSIDE, AND THE AIRPLANE ' TOUCHED DOWN EARLY'. THE PASSENGER SAID THEY WERE PLANNING TO FLY THROUGH A PASS TO THEIR FRONT, AND THE AIRPLANE GOT 'TOO LOW AND TOO SLOW', THEN COULD NOT OUT CLIMB THE RISING TERRAIN. THE HELICOPTER PILOT WHO RECOVERED THE WRECKAGE SAID THERE WERE NO SUITABLE LANDING AREAS NEARBY.

Frequently asked questions

What happened in the 1992-08-10 Piper PA-18 accident near Bettles, AK?

THE AIRPLANE CRASHED AT THE 3300 FOOT LEVEL ON A MOUNTAINSIDE WITH AN APPROXIMATE 30 DEGREE GRADIENT. THE PILOT SAID HE WAS ON APPROACH TO LAND ON THE MOUNTAINSIDE, AND THE AIRPLANE ' TOUCHED DOWN EARLY'. THE PASSENGER SAID THEY WERE PLANNING TO FLY THROUGH A PASS TO THEIR FRONT, AND THE AIRPLANE GOT 'TOO LOW AND TOO…

What aircraft was involved and where did it happen?

The accident on 1992-08-10 involved a Piper PA-18, registration N6592L, operated by Robert J. Sept, at Bettles, AK.

What was the probable cause of the accident?

THE PILOT'S IMPROPER IN FLIGHT PLANNING/DECISION, AND HIS FAILURE TO MAINTAIN A PROPER ALTITUDE WHILE OPERATING IN THE MOUNTAINS. A CONTRIBUTING FACTOR WAS THE MOUNTAINOUS TERRAIN.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X15295. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.

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