Aviation Accident Summaries

Aviation Accident Summary SEA91LA260

GRANGEVILLE, ID, USA

Aircraft #1

N5539X

AERO COMMANDER S-2R

Analysis

THE FLT ENCOUNTERED LOW CEILINGS AND RAIN SHOWERS ON A VFR FLT THRU REMOTE HIGH ALT MT. TERRAIN. THE PILOT INADVERTANTLY ENTERED A BOX CANYON AND ATTEMPTED TO REVERSE COURSE. THE ACFT IMPACTED TERRAIN ON THE SIDE OF THE CANYON AT 7100 FT MSL.

Probable Cause and Findings

THE IMPROPER DECISION BY THE PILOT TO CONTINUE VFR FLIGHT IN IMC WEATHER CONDITIONS IN MOUNTAINOUS TERRAIN, RESULTING IN PILOT DISORIENTATION AND INADVERTENT FLIGHT INTO A BOX CANYON. FACTORS RELATING TO THE ACCIDENT WERE THE RAIN SHOWERS AND LOW CEILING WEATHER CONDITIONS, AND THE BOX CANYON IN MOUNTAINOUS TERRAIN.

 

Source: NTSB Aviation Accident Database

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