Aviation Accident Summaries

Aviation Accident Summary SEA91LA211

ANACONDA, MT, USA

Aircraft #1

N2069H

Ercoupe (Eng & Research Corp.) 415C

Analysis

THE PILOT ATTEMPTED TO TAKEOFF FROM THE AIRPORT WITH A DENSITY ALTITUDE OF 7500-8000 FEET UNDER NO WIND CONDITIONS. THE AIRCRAFT WAS FULLY FUELED AND NEAR ITS MAXIMUM GROSS TAKEOFF WEIGHT AND THE PILOT DID NOT ADJUST THE FUEL/PASSENGER LOAD TO COMPENSATE. DURING THE TAKEOFF THE AIRSPEED DECAYED BELOW STALL SPEED AND THE AIRCRAFT STALLED AND DESCENDED BACK TO THE RUNWAY. INSUFFICIENT ALTITUDE WAS AVAILABLE DURING THE STALL TO ENABLE THE PILOT TO EXECUTE A SUCCESSFUL RECOVERY.

Probable Cause and Findings

AN INADVERTENT STALL DURING INITIAL CLIMB. THE HIGH DENSITY ALTITUDE AND A PREMATURE LIFTOFF BY THE PILOT WERE FACTORS.

 

Source: NTSB Aviation Accident Database

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