Variable message signs are the devices which are used to control traffic and also to provide the drivers the time to time update and information. Mainly they are installed on the overhead bridges or they are mounted on roadway shoulders and on cantilever structures. This information displayed is controlled by remote centralized location. Traveler information displayed on VMS is generated as the consequence of a planned or unplanned event which is scheduled by these personnel’s. The main goal of these sign displays is to permit time to time information to drivers and to avoid an incident, to make them prepare for unavoidable conditions or to give them travel directions. And the major goal is to have a positive impact on the driver’s time of traveling and to ensure their safety.
VMS signs are the proven technologies to control traffic
By introducing these VMS signs highway traffic management system have been provided a really innovative solution to handle the uncontrolled traffic. It includes roadside equipment which is connected to offer improved and more proficient services to artery users. In it, traffic data is congregated, combined and examined at the traffic control room and transmitted to drivers through variable message signs. VMS signs prove to be very helpful as they deliver much information which helps out the motorists to reduce their pressure these are listed below
• Quick warning about road hazards
• Warn about emergency situations like natural disasters
• They recommend alternate routes
• Accident upsetting traffic
• Travel congestion
• Any street work
• Information of travel time
• Weather updates
• Special events like fairs
• Warn about emergency situations like natural disasters
• They recommend alternate routes
• Accident upsetting traffic
• Travel congestion
• Any street work
• Information of travel time
• Weather updates
• Special events like fairs
Types of VMS signs
• Permanent VMS
They are generally mounted on the side of the roads mainly used to warn the drivers and road users of approaching traffic hazards, incidents, any street closure, and any other emergency information.
• Portable VMS
These are signs which can be moved into a location as required. These are mounted on trailers or where there is no permanent VMS exists.
• Vehicle mounted VMS
It is mainly mounted in front, back or on the roof of vehicles and used on road work sites or survey vehicles and by any type of emergency services.
Beneficial to all
The impact of these signs in alerting drivers is evaluated and it has seen that really it works. It has observed that the value of accidents because of weather or in the work zone areas has been decreased after the usage of VMS signs. Its advantages are difficult to evaluate. It has been observed that drivers would like to see these signs more and these also don’t distract motorists if designed properly. A decrease in violations of speed limit has been seen where the slow down signs have been implemented. These VMS can reduce negative aseptic impacts also.
Variable message signs are helping to ease traffic congestion and to distribute on time information to the drivers to make them up to date. They provide drivers with a range of messages from events; work on roads, route diversions, directions and also about public transport information. These are not only used for the highways but also to aid tunnel managements.
You can find out more info from the website http://www.photonplayinc.com
