CAA Drone Theory Practice Test 2026 – Complete Exam Prep

When considering which tall structures drone pilots should be cautious of, it is important to recognize that these entities can pose significant hazards while operating drones. The correct answer focuses on structures commonly associated with both height and potential interference with aerial operations.

Crane structures are often seen at construction sites, presenting the risk of collision, especially in urban areas. Masts are tall, vertical structures used for various telecommunications purposes and can extend to significant heights, creating additional risks for drone pilots navigating nearby airspace. Wires, particularly power lines, are typically not easily visible from a distance and can present a fatal hazard to drones if a pilot is unaware of their presence.

Understanding the risks associated with these structures is essential for safe drone operation. Each category of structures potentially has unique dangers that pilots must take into consideration, including the height, location, and the likelihood of being obscured from view. This awareness allows pilots to plan their flights more effectively and maintain a greater level of safety while flying in proximity to these structures.