When given a taxi clearance, what is the protocol regarding crossing other runways?

The correct answer emphasizes that when given a taxi clearance, pilots are not permitted to cross other runways unless specifically instructed by air traffic control (ATC). This protocol is in place to ensure safety and prevent potential runway incursions, which can occur when a vehicle or aircraft enters a runway without proper clearance.

In standard operations, the taxi clearance will guide the pilot along the designated taxiway or route, and crossing runways typically requires explicit permission from ATC to manage and coordinate the movement of multiple aircraft safely. Therefore, pilots must maintain awareness of their clearance and only cross runways when instructed, which minimizes the risk of conflicting traffic scenarios. Understanding this procedure is crucial for all pilots, especially in busy air traffic environments.