Primary finding
Probable cause
The pilot's failure to maintain directional control of the airplane during the takeoff run.
Investigator assessment
Analysis narrative
The pilot stated that during the takeoff run the airplane abruptly swerved to the left and he was not able to regain control and realignment on the runway. The airplane left the runway and collided with the visual approach slope indicator. The pilot said he thought the airplanes left brake had momentarily locked up. Post accident examination of the airplanes brakes and flight controls found no evidence of mechanical problems.
Source record
Factual narrative
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