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  2. Road signs in the United States - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_the_United...

    Simple English; Suomi; ... Warning signs. W1 series: Horizontal alignment. W1-1R ... Roundabout junction plaque. W16-13P When flashing. W16-15P New.

  3. Traffic warning sign - Wikipedia

    en.wikipedia.org/wiki/Traffic_warning_sign

    A warning sign is a type of sign which indicates a potential hazard, ... Comparison of European road signs; Comparison of traffic signs in English-speaking countries;

  4. Comparison of traffic signs in English-speaking territories

    en.wikipedia.org/wiki/Comparison_of_traffic...

    Most warning signs are diamond-shaped and yellow or red-bordered triangular warning signs; some warning signs may be fluorescent yellow-green in order to draw extra attention. There are a few exceptions to this: Pentagonal signs are used in school zones in the United States, Liberia, and many areas in Canada.

  5. Traffic signs by country - Wikipedia

    en.wikipedia.org/wiki/Traffic_signs_by_country

    Australian temporary warning signs are rectangular, following the United Kingdom practice, but they differ from the British temporary warning signs by having a yellow, or an orange background instead. Australian regulatory signs are similar to those used in America, except (at least since 1974) the speed limit signs which bear the red circle ...

  6. Comparison of European road signs - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_European...

    Irish rural speed limit sign on a local road. Sometimes similar signs have minor differences in meanings, following the local traffic codes. For example, the Irish "rural speed limit" sign for local tertiary roads takes the appearance of that used to denote the end of all previously signed restrictions used elsewhere in Europe. However this ...

  7. Variations in traffic light operation - Wikipedia

    en.wikipedia.org/wiki/Variations_in_traffic...

    A common way of warning that an obscured traffic light ahead is red is a red-signal-ahead sign. It is shaped like a standard yellow diamond shape sign with LEDs spelling out "Signal Ahead". Just before the traffic light goes yellow, the word "Red" will light up above Signal Ahead and they will begin to flash alternately.

  8. Roundabout - Wikipedia

    en.wikipedia.org/wiki/Roundabout

    The word roundabout dates from early 20th-century use in the United Kingdom. [1] A roundabout is also a traditional English name given to amusement rides known as a carousel, or a merry-go-round in other English-speaking countries. In U.S. dictionaries the terms roundabout, traffic circle, road circle and rotary are synonyms. [38]

  9. Direction, position, or indication sign - Wikipedia

    en.wikipedia.org/wiki/Direction,_position,_or...

    A direction sign, more fully defined as a direction, position, or indication sign by the Vienna Convention on Road Signs and Signals, is any road sign used primarily to give information about the location of either the driver or possible destinations, and are considered a subset of the informative signs group. Direction signs are far more ...