How can a signal person ensure effective communication with the crane operator?

The most effective way for a signal person to ensure communication with the crane operator is through the use of hand signals and equipment. Hand signals are standardized and universally understood, which eliminates confusion that can arise from verbal commands, particularly in noisy environments, or when the operator is at a distance. Additionally, using equipment like radios can enhance clarity and ensure that instructions are conveyed promptly and accurately.

Loud verbal commands might seem effective, but they can be difficult to hear and interpret in a busy work setting. Eye contact can help with communication but may not always be achievable, especially if the operator's view is obstructed. Relying solely on lights for signaling is limited, as it may not provide enough detail or direction for complex maneuvers. Hence, the combination of hand signals and communication equipment allows for clear, concise, and effective interaction between the signal person and the crane operator.