BIG TIMBER, MT, USA
N2739H
SCHWEIZER SGS-1-35C
DURING A CROSS COUNTRY FLIGHT, THE GLIDER WAS UNABLE TO MAINTAIN ALTITUDE DUE TO A LOSS OF LIFT. THE PILOT INITIATED A FORCED LANDING TO AN OPEN FIELD. WHEN APPROXIMATELY 30 FEET AGL, THE GLIDER ENTERED A HIGH SINK RATE. THE PILOT REDUCED THE ANGLE OF ATTACK AND RETRACTED THE FLAPS, HOWEVER, THE GLIDER CONTINUED TO SINK AND LANDED HARD.
AIRSPEED WAS NOT MAINTAINED. FACTORS TO THE ACCIDENT WERE: NO THERMAL LIFT AND INADEQUATE REMEDIAL ACTION.
Source: NTSB Aviation Accident Database
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