Aviation Accident Summaries

Aviation Accident Summary NYC89DNC01

WARREN/SUGARBUS, VT, USA

Aircraft #1

GQLB

BONDS & BUNGEY HP-14

Analysis

THE PILOT AND HIS PASSENGER HAD BEEN RIDGE FLYING IN THE GLIDER FOR SEVERAL HOURS BEFORE THE ACCIDENT. ACCORDING TO WITNESSES, THE GLIDER ENTERED A SPIN & TURNED SEVERAL TIMES BEFORE CRASHING NEAR THE TOP OF A WOODED MOUNTAIN. THE WITNESSES, WHO WERE IN OTHER GLIDERS, SAID THE WIND WAS SHIFTING FROM WEST TO NORTHWEST AT 10 GUSTING 20 KTS WITH THERMALS & TURBULENCE IN THE AREA.

Probable Cause and Findings

FAILURE OF THE PILOT TO MAINTAIN ADEQUATE AIRSPEED WHILE MANEUVERING IN SHIFTING/TURBULENT AIR, AND HIS INADEQUATE REMEDIAL ACTION TO AVOID OR RECOVER FROM THE INADVERTENT SPIN. THE SHIFTING/TURBULENT/GUSTY WIND CONDITION WAS A RELATED FACTOR.

 

Source: NTSB Aviation Accident Database

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