NTSB Identification: ATL85FA169B
Accident occurred Saturday, May 18, 1985 in COLUMBIANA, AL
Aircraft: Unknown GLIDER TRYKE, registration: NONE
Injuries: 3 Uninjured.

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 AIRSTRIP IS USED PRIMARILY AS A GLIDERPORT AND AT THE TIME OF THE ACCIDENT, TRAFFIC WAS BEING CONTROLLED BY A PERSON ON THE GROUND USING HANDSIGNALS. N28428 PROCEEDED ON TO THE RWY TO TAKEOFF AS THE ULTRALIGHT WAS ON FINAL APCH. BOTH PLTS OBSERVED THE PERSON CONTROLLING TRAFFIC TO BE WAVING HIS ARMS, HOWEVER, BOTH PLTS ASSUMED HE WAS CLEARING EACH TO PROCEED. N28428 WAS ON IT'S TAKEOFF ROLL AS THE ULTRALIGHT DESCENDED ONTO IT'S WING. THE TAKEOFF ROLL WAS THEN ABORTED. INTENT OF THE CONTROLLERS HANDSIGNALS WAS NOT DETERMINED.

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

VISUAL LOOKOUT..INADEQUATE..PILOT IN COMMAND

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

VISUAL LOOKOUT..INADEQUATE..PILOT OF OTHER AIRCRAFT


Contributing Factors

INATTENTIVE..PILOT IN COMMAND


Contributing Factors

INADEQUATE SURVEILLANCE,INADEQUATE PROCEDURE..OTHER INSTITUTION


Contributing Factors

INATTENTIVE..PILOT OF OTHER AIRCRAFT

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