Where is the signalman located during hook up operations?

The signalman plays a crucial role during hook up operations, providing essential visual cues and guidance to the aircraft and the ground crew. The correct position for the signalman is approximately 20-25 meters in front of the load and within a 45-degree angle. This positioning ensures optimal visibility for the signalman to communicate effectively with the aircraft pilot while still being able to monitor the load and any surrounding hazards.

Being in front allows the signalman to see the aircraft's approach, enabling him to give timely signals for safe operation, while the 45-degree angle accounts for the arc within which the pilot can easily see and respond to the signalman's instructions. The spacing of 20-25 meters offers a safe distance from potential hazards associated with the load during hook up and departure.

The other positions considered, such as directly behind the load or near the cockpit, do not facilitate effective communication and visual oversight required for ensuring a safe hook up process. Being directly above or behind could obscure the signalman's view of both the load and the aircraft, leading to a higher risk of miscommunication or accidents. Thus, the correct placement is essential for safety and efficiency during the operation.