Instrument Rating Checkride Practice Test

The correct answer regarding the circling minimum altitude's obstacle clearance in the circling area is 300 feet AGL (Above Ground Level). This standard is set to ensure that aircraft have an adequate buffer above any obstacles while maneuvering in the circling approach phase.

During a circling approach, pilots must navigate around obstacles that may exist in the flight path and maintain safe clearance from these obstacles. The minimum altitude of 300 feet AGL provides a sufficient safety margin to ensure that even with variations in terrain or obstacles, the aircraft remains clear and can execute the necessary movements around the airport for a safe landing.

It's essential for pilots to adhere to this minimum altitude during circling to avoid potential collisions with obstacles, especially in environments where terrain can change rapidly near airfields. This requirement is established in various aviation regulations and guidance documents to promote safety during approach and landing maneuvers.