-- دج

All road signs, construction signs, and parking lot signs are intended to convey a clear, yet simple message. The signs should always be prominent enough to command attention and placed in a manner that gives drivers adequate time to respond to the command.

Before traffic safety signs are placed, municipalities will commission an engineering study to gauge its necessity and usefulness in a particular location. After all, no one would want to travel roadways where signs are placed haphazardly and without just cause. Doing so would eventually cause some drivers to fail to respect the traffic signs, possibly causing traffic incidents instead of preventing them.

Besides, different signs can be made of different materials such as Aluminum Sign, PVC Sign, Acrylic Sign and Magnet Sign. Except for all kinds of signs, there are some Alarms like License Plate and Collapsible Road Cone also used for a safe traffic and road travel.