What are the meanings of different colors of helmets in national standards and regulations?

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Common colors of helmets:
Common colors of helmets are: white, red, blue, yellow, green, camouflage, and black.
The red color is derived from scarlet and burgundy.
Yellow is derived from orange and light yellow.
White, red, blue and yellow are generally used in production, and green camouflage black is generally used in military police.
The meaning of different colors of helmets:
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Related national standards do not make guidelines for the use of helmet colors. Various industries, systems, and companies have different specifications, for example Say several typical color usage specifications:
Construction industry:
Wine red: leaders
Red: technicians
White: safety supervisors
Blue: electricians or supervisors
Yellow: Other construction workers
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Guodian system:
White:Leaders
Blue:Management personnel
Yellow:Construction workers
Red:External personnel
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Petroleum system:
White: Managers
Yellow: Safety supervisors
Red: Operators
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The color of the helmet used by contractors outside the group should be Different from the color of group company employees’ helmets, the specific color is determined by each company.
Wear a red safety helmet when working in explosive workplaces.
In the railway system, the use of red helmets is prohibited.
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Red represents the stop signal. When working on both sides of the line, it may mislead the locomotive crew to think it is a temporary stop signal, which will affect the driving! This situation is very easy to happen in the case of poor lighting, poor lookout, etc.! When construction or maintenance operations are carried out on the line, when faults or defects that endanger the traffic are found, the train must be stopped manually when it is too late to notify the dispatch or the stations at both ends. But if it is not stopped, the red hat will cause misleading!
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Hard hat has the greatest effect on maintenance and operation personnel. It directly affects the life safety of front-line production personnel-this is not an exaggeration, especially for maintenance personnel. The requirements for helmets are not only reasonable in structure, tiger, and comfortable, but also eye-catching colors. This is particularly important for maintenance and repairs, because maintenance personnel often have to work up and down, and work in an environment with poor light. , The eye-catching color will give direct reminders to the working personnel and the attached personnel. Special attention is needed. There are people working below or next to me. Don’t drop things and hurt people. Don’t show other situations that may hurt others or be hurt by others. . For safety supervisors or other personnel on the scene, it is easy to detect possible violations of regulations or hidden dangers of navigation by the staff from the bear helmet, and prevent or correct them in time.