NTSB Identification: NYC84FU006.
The docket is stored on NTSB microfiche number 25396.
Accident occurred Sunday, July 01, 1984 in CANANDAIGUA, NY
Aircraft: PTERODACTYL PFLEDGLING, registration: NONE
Injuries: 1 Fatal.
NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.DURING TAKEOFF, THE ULTRALIGHT VEHICLE WAS OBSERVED TO ENTER A STEEP CLIMB. A WITNESS STATED THAT WHEN IT WAS CLIMBING OVER THE MIDPOINT OF THE RWY, IT ENTERED A STEEP DIVE. THE PLT RECOVERED FROM THE DESCENT & BEGAN ANOTHER STEEP CLIMB. AFTER REACHING ABOUT 250 TO 300 FT, THE ULTRALIGHT ENTERED ANOTHER STEEP DIVE. AGAIN, THE PLT STARTED TO RECOVER; HOWEVER, DURING THE PULL-OUT, THE LEFT WING BUCKLED, THEN THE VEHICLE DESCENDED TO THE GROUND & CRASHED. NO PRE-ACCIDENT FATIGUE FAILURE OR PART MALFUNCTION WAS FOUND.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
AIRSPEED..NOT MAINTAINED..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
DESIGN STRESS LIMITS OF AIRCRAFT..EXCEEDED..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
STALL..INADVERTENT..PILOT IN COMMAND
Contributing Factors
LIGHT CONDITION..DUSK
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