Aviation Accident Summaries

Aviation Accident Summary SEA89LA114

THE DALLES, OR, USA

Aircraft #1

N3196

HUGHES BENSEN B-8M

Analysis

THE PILOT WAS ATTEMPTING TO SET A WORLD RECORD FOR FLIGHT FROM CANADA TO MEXICO IN THE GYROCOPTER. THE PILOT HAD STOPPED AT THE DALLES, IN THE COLUMBIA RIVER GORGE, FOR FUEL. AFTER DEPARTING THE DALLES, THE PILOT FLEW SOUTH ALONG A HIGHWAY THAT FOLLOWS A VALLEY EXTENDING FROM THE GORGE TO HIGHER TERRAIN SOUTH OF THE DALLES. THERE ARE STEEP HILLS ON BOTH SIDES OF THE HIGHWAY. THE PILOT WAS FLYING APRX 200 FT AGL MAKING PASSES OVER A GROUND CREW WHO WERE FILMING THE FLIGHT, WHEN THE AIRCRAFT ABRUPTLY FLIPPED INTO AN INVERTED ATTITUDE AND IMPACTED ON A HILLSIDE BY THE HIGHWAY. A MEMBER OF THE GROUND CREW FILMING THE FLIGHT ESTIMATED ON THE TAPE BEFORE THE ACCIDENT THAT THE WINDS WERE 40-50 MPH.

Probable Cause and Findings

THE PILOTS POOR JUDGEMENT IN ATTEMPTING LOW LEVEL FLIGHT IN A NARROW VALLEY DURING HIGH WIND CONDITIONS.

 

Source: NTSB Aviation Accident Database

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