Under what condition can the Load Team approach a C-17 aircraft?

The correct condition for the Load Team to approach a C-17 aircraft is when the aircraft engines are in low-speed ground idle or reverse thrust. This is important because these settings indicate that the engines are not operating at full power and are less likely to create a dangerous situation for personnel approaching the aircraft.

Low-speed ground idle allows the engines to maintain operation while minimizing the risk of jet blast or foreign object damage, making it safer for personnel to conduct their activities nearby. Reverse thrust, while generally utilized to slow the aircraft upon landing, similarly suggests a controlled environment where the risk of hazards related to engine operation is mitigated.

In contrast, if the engines are off, while it might seem like a safe time to approach, it does not specifically indicate readiness for loading operations. Clearance from ground control is essential for operations but does not inherently cover the condition of the engines. Likewise, simply having the loading ramp down does not guarantee safety if the engines are running at higher speeds. Thus, ensuring the engines are in a state conducive to safe operations is critical for the Load Team's approach.