What specific safety measure is required for vehicles wider than 80" when stopped?

The requirement for vehicles wider than 80 inches when stopped on the roadway is indeed to immediately actuate electric hazard warning signal lights. This measure is crucial for ensuring visibility and alerting other drivers to the presence of a larger vehicle that may pose a potential hazard. The activation of hazard lights serves to increase safety by making it clear that the vehicle is not moving, thereby preventing collisions with other vehicles that might not anticipate a stopped vehicle in the roadway.

Using hazard warning lights communicates to approaching traffic that there is an unusual situation on the road. It is especially important for wider vehicles, which can be less mobile and may take longer to maneuver. By utilizing hazard lights, the driver also gives other road users important visual clues about the vehicle's status and the need for caution.

The other options may contribute to overall safety but do not fulfill the specific legal requirement for stopping vehicles over 80 inches wide. For instance, activating normal headlights could enhance visibility but does not provide the same level of warning as hazard lights. Using a reflective triangle may be beneficial as a secondary warning device, but it is generally not a substitute for immediate hazard lights, especially in emergency situations. Vacating the vehicle can sometimes be dangerous, particularly if traffic is approaching; thus, drivers are generally