Variable Message Signs- Key Element to a Dynamic Traffic System
You must have noticed various message boards that are electronic on the roadway giving information about traffic congestion, accidents, traffic rules, speed limit and many more. These are called Variable Message Signs (VMS) or Variable Message Boards. They are one of the key elements of a dynamic traffic system. These are generally traffic control devices that are used to provide information to travellers about the travel conditions ahead. These are used to increase the ease of travelling for travellers and also to improve traffic flow. The variable message signs can be displayed in many forms and give out a variety of messages. The electronic ones can be operated with the help of a remote or locally at the site. These can be limited or freely programmable, depending on their type. Kinds of VMS Messages Displayed The ones used nowadays are mostly portable variable message signs. Because of this, these can be used in a multipurpose way and different places. The types of various m