Piletikontrollis

Piletikontrollis refers to a system of air traffic control (ATC) used primarily in Finland, particularly at smaller airports and aerodromes where traditional radar-based control is impractical or unnecessary. The term originates from the Finnish words *pile* (pile, meaning a small, often unmanned airfield) and *kontrolli* (control), indicating its role in managing traffic at these locations.

The system relies on visual observation by air traffic controllers, who monitor aircraft movements via direct line-of-sight or ground-based visual aids such as lights, signs, and sometimes binoculars. Pilot cooperation is essential, as pilots must follow instructions and maintain situational awareness. Communication is typically conducted via radio, with controllers providing clearances, advisories, and warnings to pilots.

Piletikontrollis is often used at general aviation airports, private airstrips, and remote locations where radar coverage is unavailable. It is also employed during emergencies or when radar systems fail. The method requires well-trained controllers who can assess distances, speeds, and potential conflicts efficiently. While less precise than radar-based systems, piletikontrollis remains effective for low-traffic environments where visual oversight is feasible.

The Finnish Civil Aviation Authority (Trafi) oversees regulations governing piletikontrollis, ensuring safety standards are met. Training programs for controllers emphasize communication skills, decision-making, and adherence to procedures. The system continues to be relevant in modern aviation, particularly in regions with sparse airspace infrastructure.