Which system must be in compliance with local and national safety standards?

The chosen answer reflects the requirement for signal systems to adhere to local and national safety standards. Signal systems are crucial for maintaining safety and coordination on job sites, particularly in environments where heavy machinery or vehicles operate. Compliance with these safety standards ensures that signals are clearly understood by operators and workers, thereby reducing the risk of accidents and improving situational awareness.

Maintaining compliance with safety standards for signal systems is essential as they often involve critical functions such as directing traffic, managing pedestrian pathways, and coordinating various activities on a construction site. Adherence to established guidelines allows for consistent and reliable signaling that can mitigate hazards and enhance overall safety. Thus, ensuring that signal systems are compliant with local and national safety standards is a key aspect of creating a safe working environment.