Private Pilot Flight Training and Instruction Flight Training Article Library | Back To 4VFR.COM Accident Precipitating Causes 1991 Inadequate preflight and/or planning 1/4 of all accidents are caused by inadequate preflight. Failure to obtain and/or maintain flying speed Failure to maintain directional control Improper level-off Failure to see and avoid objects or obstructions Fuel mismanagement Improper decisions or planning Misjudgment of distance and speed Selection of unsuitable terrain for landing/ Takeoff Improper operation of flight controls Written by Gene Whitt Flight Training Article Library | Back To 4VFR.COM