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  2. Warning triangle - Wikipedia

    en.wikipedia.org/wiki/Warning_triangle

    Warning triangle in use near traffic collision site Warning triangle advising of construction. Except from this form, which is prescribed in road traffic, there are also collapsible signals or triangles, used by emergency services, but also for short road closures by other firms with workers in the road, perhaps gasworks or power plants ...

  3. Variations in traffic light operation - Wikipedia

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

    All signals use white lighting and special symbols ("S", "–" and an arrow) to distinguish them from regular signals. The small light at the top tells the driver when the vehicle's transponder signal is received by the traffic light. In traffic engineering, there are regional and national variations in traffic light operation. This may be in ...

  4. Traffic warning sign - Wikipedia

    en.wikipedia.org/wiki/Traffic_warning_sign

    10% down grade sign (white triangle) Truck drivers will need to pay attention to "Steep grade" warnings (or "Down grade, use lower gear"), sometimes posted with the percent grade (e.g., 12%). Steep hills may also feature "Runaway truck escape" or "Emergency stop" areas with corresponding signs. The UK has a sign warning of "Adverse camber" on a ...

  5. Road signs in Poland - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_Poland

    Directional signs (znaki kierunku i miejscowości; type E) – these signs have different shapes and colors, depending on the situation and placement. Complementary signs (znaki uzupełniające; type F) – big rectangular or square signs with blue or yellow background. These signs mostly inform about traffic order or approaching restrictions ...

  6. Road signs in India - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_India

    A circle with a slash shows prohibited activities and circles without slashes show rules. Triangles indicate warnings and show risks. Blue circles indicate mandatory instructions and are there for a particular classes of vehicles. Otherwise, the regular colour of sign boards is red and white.

  7. Bus turnout - Wikipedia

    en.wikipedia.org/wiki/Bus_turnout

    A bus turnout, bus pullout, bus bay, bus lay-by (UK), [1] or off-line bus stop is a designated spot on the side of a road where buses or trams may pull out of the flow of traffic to pick up and drop off passengers. It is often indented into the sidewalk or other pedestrian area. [2] A bus bay is, in a way, the opposite of a bus bulb. With a bus ...

  8. Help Flash - Wikipedia

    en.wikipedia.org/wiki/Help_Flash

    On July 1, 2021, these signs became legal substitutes for the emergency triangle, and are scheduled to definitively replace the triangles in 2026. [ 3 ] Help Flash is a product manufactured by Netun Solutions, a Spanish company located in Vigo that provides several technological solutions for mobility.

  9. Comparison of traffic signs in English-speaking territories

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

    Bus lane: Bus stop: and: or: Train station [w] Airport or [w] Electric vehicle charging station Not used or [v] Freeway begins or or: or: Freeway ends or or: or: Customs post [x] [y] [w] Not used National highway shield(s) National border signs or speed limits Not used Not used Not used Not used Not used Not used - Not used varies