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Symbol marking, mark that contain certain meanings to express warnings, orders and prohibitions to complement or confirm the intent conveyed by traffic signs or other traffic signs. The colors also represent the use, they are: White for line; Yellow for line (National road) Red for Bus-way and School zone; Green for Bicycle
Tally marks, also called hash marks, are a form of numeral used for counting. They can be thought of as a unary numeral system . They are most useful in counting or tallying ongoing results, such as the score in a game or sport, as no intermediate results need to be erased or discarded.
Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones . Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counterparts in Saxony .
No left turn. Regulatory signs “give a direction that must be obeyed.” [1] Often these signs show a content or action that is either mandatory or prohibited and these two modes are signified by colour (i.e. blue and red), orientation (i.e. a filled circle and an open circle with a diagonal line through the centre) and/or shape (i.e. a square and triangle).
In the United States, road signs are, for the most part, standardized by federal regulations, most notably in the Manual on Uniform Traffic Control Devices (MUTCD) and its companion volume the Standard Highway Signs (SHS).
Printing registration marks intended for the manufacturer of the packaging, to ensure different colors are aligned when printed Various certification marks (see article for list) signifying conformance with a government or private organization's requirements
Traffic-sign recognition (TSR) is a technology by which a vehicle is able to recognize the traffic signs put on the road e.g. "speed limit" or "children" or "turn ahead". This is part of the features collectively called ADAS. The technology is being developed by a variety of automotive suppliers to improve the safety of vehicles.
Example of an original U.S. Route shield, with the state name of "Michigan" and route number of "27" displayed in the original block font. The original design of the shield was presented in the January 1927 edition of the Manual and Specifications for the Manufacture, Display, and Erection of U.S. Standard Road Markers and Signs, the precursor to the Manual on Uniform Traffic Control Devices ...