Why Do Some Trucks Have Lights On The Roofs

And you might ve also noticed that the truck has five little lights on its roof.

Why do some trucks have lights on the roofs.

It s also why you see the lights on heavy duty trucks and not light duty models. Have you ever wondered why contractors install gravel on flat roofs. You might have also noticed those yellow lights that accent said trucks roofs. The only extra clearance lights required on some pickups is on the duallies where the wider rear fenders have an additional clearance lamp.

The two outside lights are called clearance lights because they show the outside dimensions both vertical and horizontal of the. Rooftop clearance lights on pickups exist for the same reason a lot of stuff does on our vehicles looks. The prospects of hunting fishing hiking camping and many other outdoor activities are often too good to pass up which is why you ve probably seen many a heavy duty truck pass you by on the highway on the way to the fun. There is an important distinction between these and blue lights.

There are all kinds of regulations for lighting on large vehicles. Trailers over a certain width have to have 3 lights in the back not including the brake and turn signals over a certain length. To weigh down or secure the roofing material as is the case with single ply flat roofs. This is why you see these lights on an f 150 raptor over 80 inches wide and not on a regular f 150 79 9 inches wide likely not a coincidence.

These lights serve a specific purpose. Gravel is used on flat roofs for two reasons. But why is that. Emergency vehicles which use blue lights have exemptions under the road traffic act such as the ability to proceed through a red traffic signal or exceed speed limits whereas doctors do not when using a green light.

They re a government mandated mark of shame for vehicles that are so huge. To protect the underlying layer of roofing materials as is the case with built up roofs burs. It was always my understanding that the white light bar on the roof of a pickup truck not colored clearance lights was for off road illumination such as at a work site where lighting is necessary for people working outside the truck or for sportsmen to handle their gear in the dark.