NTSB Identification: MIA84FU003.
The docket is stored on NTSB microfiche number 24082.
Accident occurred Sunday, April 01, 1984 in PALM BAY, FL
Aircraft: PTERODACTYL ASCENDER II, 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.

THE PLTS OF 2 ULTRALIGHT VEHICLES WERE ACCOMPANYING EACH OTHER & WERE FLYING WEST AT 500 FT AGL IN CALM AIR WHEN AN ACFT CROSSED AHEAD OF THEIR FLT PATH. THE ACFT WAS ESTIMATE TO BE FLYING AT ABOUT 140 KTS & APRX 40 FT ABOVE THE ULTRALIGHTS' ALT. THE SURVIVING PLT STATED THAT HE CLIMBED TO CROSS ABOVE THE ACFT'S FLT PATH. HOWEVER, THE OTHER ULTRALIGHT, A PTERODACTYL ASCENDER II, CONTINUED STRAIGHT AHEAD & CROSSED ABOUT 10 SEC BEHIND THE ACFT. AFTER CROSSING THE ACFT'S FLT PATH, THE ASCENDER WAS SEEN TO SLOW DOWN & DRIFT TO THE RIGHT, THEN ENTER A SPIN & CRASH. REPORTEDLY, A PORTION OF THE RIGHT WING HAD FAILED BEFORE THE ULTRALIGHT CRASHED. NO PREEXISTING CRACKS WERE FOUND. ALL FACTURES WERE TYPICAL OF THOSE PRODUCED BY OVERSTRESS.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

CLEARANCE..NOT MAINTAINED..PILOT OF OTHER AIRCRAFT

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

REMEDIAL ACTION..NOT PERFORMED..PILOT IN COMMAND

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