What does "hold short" mean in ATC operations?

• A. To instruct a pilot to increase altitude
• B. To instruct a pilot to land immediately
• C. To instruct a pilot to stop at a designated point
• D. To inform a pilot of traffic on the approach

Answer: (C)

In ATC operations, the term "hold short" is used to instruct a pilot to stop at a designated point, typically near a runway or taxiway intersection. This instruction is crucial for maintaining a safe operating environment at airports, as it prevents unauthorized entry onto active runways or taxiways, thereby reducing the risk of runway incursions. The designated point is often marked by a "hold short" line, which serves as a visual reference for pilots.

Safety and situational awareness are paramount in air traffic control, and the "hold short" instruction allows for proper sequencing and timing in aircraft movements. When a pilot is instructed to "hold short," they are required to stop and await further instructions from ATC before proceeding, ensuring that aircraft and ground vehicles operate safely and efficiently in the airport environment.