These tools are essential to be able to signpost typical and almost exclusive regulations in urban areas, they allow the meaning of a sign to be completed, summarised or clarified by means of alphanumeric characters, symbols that form a message or others. Here are some examples to be used as a guide to complete the information that we want to give users of the public highway.
Loading and unloading zone signs and restricted parking.
Time restriction signs.
Parking signs for specific users and vehicles.
Exemption signs for complying with restrictions.
Signs for indicating an itinerary.
Arrows and most common pictograms for additional information panels.
Dimensions of additional panels.