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Warning signs are found in the W series of the national MUTCD. They highlight existing conditions, such as a curve, school, dead end street, or traffic signal. They can also warn of possible danger such as bumps, bicycles, low flying aircraft, or emergency vehicles.
An LED 50-watt traffic light in Portsmouth, United KingdomTraffic lights, traffic signals, or stoplights – also known as robots in South Africa, [1] [2] Zambia, and Namibia – are signaling devices positioned at road intersections, pedestrian crossings, and other locations in order to control the flow of traffic.
Temporary traffic control (construction or work zone) signs; School signs; Railroad and light rail signs; Bicycle signs; In the United States, the categories, placement, and graphic standards for traffic signs and pavement markings are legally defined in the Federal Highway Administration's Manual on Uniform Traffic Control Devices as the standard.
Pages in category "Traffic signals" The following 43 pages are in this category, out of 43 total. This list may not reflect recent changes. * Traffic light; A.
Part of the treaty was the Vienna Convention on Road Signs and Signals, which defined the traffic signs and signals. As a result, in Western Europe the traffic signs are well standardized, although there are still some country-specific exceptions, mostly dating from the pre-1968 era.
A street name sign is a type of traffic sign used to identify named roads, generally those that do not qualify as expressways or highways. Street name signs are most often found posted at intersections ; sometimes, especially in the United States, in perpendicularly oriented pairs identifying each of the crossing streets.
Road traffic control devices are markers, signs and signal devices used to inform, guide and control traffic, including pedestrians, motor vehicle drivers and bicyclists. These devices are usually placed adjacent, over or along the highways , roads, traffic facilities and other public areas that require traffic control .
The Latin American-style 'do not proceed straight' sign may take a different meaning in countries with standard No Entry / Do Not Enter signs. Typically, it indicates an intersection where traffic cannot continue straight ahead (often involving a one-way street to be exact), but where cross-traffic may enter the street from the right (or left).