Which color indicates electrical service lines on vehicles?

The color that indicates electrical service lines on vehicles is blue. This color coding is part of a standardized system used to help identify various types of utilities and their corresponding services clearly and efficiently, ensuring that personnel can quickly recognize the presence of electrical lines when working in the field.

In the context of utility work, using blue for electrical services aids in visual communication and safety among linemen and other workers, reducing the risk of accidents. This color distinction is crucial for maintaining proper safety protocols when working near or around electrical lines, as it helps to inform crew members about the types of utilities they are handling. The use of consistent colors is imperative in helping linemen and workers quickly assess their environment and make informed decisions during operations.