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Regulatory traffic signs within the United States must comply with the federal Manual on Uniform Traffic Control Devices (MUTCD) or the State MUTCD, depending on the state in which the sign is installed. These signs typically have a white background with black or red legends (legends include text, symbols, graphics not part of the background ...
Regulatory signs are also sometimes seen with white letters on red or black signs. In Quebec, blue is often used for public services such as rest areas; many black-on-yellow signs are red-on-white instead. Many US states and Canadian provinces now use fluorescent orange for construction signs. [34] Rural highway sign, Saskatchewan.
11th edition of the MUTCD, published December 2023. 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).
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).
Various color schemes for mandatory signs. See image description page for large image and legend. The design of mandatory signs varies widely, since the MUTCD does not specify their use. [1] Rather, the MUTCD's equivalent are classified as regulatory signs. Some countries use simple arrows with the text "ONLY" or its equivalent underneath.
A "pass on the left" sign embedded into an illuminated plastic bollard in the United Kingdom. Mandatory signs are a subset of the regulatory sign group as defined by the United Nations Economic and Social Council in the Vienna Convention on Road Signs and Signals of 1968, and are often seen not just on their own, but used in conjunction with other signs, traffic lights and bollards as a form ...
According to the documents these symbols are indicative of advertisement methods used by child sexual predators to promote their cause and advocate for the social acceptance of sexual ...
French sign showing the difference between French and Swiss motorway sign colours, on the A411 near Geneva. The main differences relate to Graphic design details; Local regulatory significance; The colour-coding of directional signs; Local language texts (sometimes bilingual) The meaning and colour-coding of horizontal road surface markings