![]() ![]() CMS devices also follow a uniform shape, design and color that were set by the Manual on Uniform Traffic Control Devices. They are often used in work zones or other events that disrupt traffic. Portable CMS (PVMS) panels are usually mounted on trailers, although some may be carried by trucks. These devices are often placed on urban freeways which have traffic problems. Permanent VMS displays are mounted on large sign structures overhead or alongside the road. Variable-message signs, or VMS, are electronic traffic control signs which can display different traffic messages according to the needs of a specific road. Work zone guide signs include detour markers, length of work signs, and end road work signs. Examples of guide signs are street name signs, destination and distance signs, and place name signs. When a guide sign provides temporary guidance due to a work zone, it will have a black legend and border on an orange background. These signs are generally rectangular in shape and have white text on green backgrounds. Guide signs help road users navigate to their destination.curve warning signs, intersection ahead signs, flagger signs, workers signs, or road machinery signs. Examples of warning signs are crosswalk signs. Work zone signs have orange backgrounds, and incident management signs have pink backgrounds. These signs are usually diamond in shape and, except for temporary traffic control signs, have black legends and borders on a yellow background. Warning signs are traffic signs that are used to warn road users about a potential danger.These signs are generally rectangular in shape and use white, black and red/or as their primary colors. Regulatory signs are traffic signs used to convey traffic rules and regulations such as intersection controls, weight limit, speed limit, one way, no parking and others.This is to achieve maximum visibility, especially at night. These devices are made with retroreflective materials that reflect light from headlights back towards the driver's eyes. Traffic signs are signs which use words and/or symbols to convey information to road users. These devices are usually placed adjacent, over or along the highways, roads, traffic facilities and other public areas that require traffic control. Road traffic control devices are markers, signs and signal devices used to inform, guide and control traffic, including pedestrians, motor vehicle drivers and bicyclists. ( August 2012) ( Learn how and when to remove this template message) You may improve this article, discuss the issue on the talk page, or create a new article, as appropriate. The examples and perspective in this article may not represent a worldwide view of the subject. ![]()
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