Aerial Application Techniques and Low-Level Maneuvering
Application Techniques
Candidates must understand the elements of a safe and effective pass: entry altitude, swath alignment, constant height above the canopy, and a controlled pull-up at the end. Application height affects coverage and drift; too high increases drift, too low risks contact with the crop or terrain. Know the technique for flagging and the role of the spotter, and the importance of consistent speed and pressure for uniform deposition.
Low-Level Maneuvering Traps
A common trap is the improper pull-up: pulling up too steeply bleeds energy and can lead to a stall or loss of control, especially with a heavy load. Questions often test the need to plan the escape route before entering the pass and to avoid abrupt maneuvers near obstacles. Another trap involves turning back over the field at low altitude rather than climbing to a safe height.
Worked Example
Rule of thumb: establish the pass at a stable height, keep the aircraft aligned with the swath, and begin the pull-up early enough to clear obstacles with a positive climb. If a question describes an obstacle at the end of the field, the correct answer is to plan the pass so the obstacle is cleared with margin, possibly by shifting the swath or entering from the other direction.
Obstacle and Hazard Avoidance
Know the hazards of wires, poles, tree lines, and terrain. Always identify wires before the pass and maintain a safe vertical and lateral margin.