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  2. Left- and right-hand traffic - Wikipedia

    en.wikipedia.org/wiki/Left-_and_right-hand_traffic

    This is an accepted version of this page This is the latest accepted revision, reviewed on 20 February 2025. There is 1 pending revision awaiting review. Directionality of traffic flow by jurisdiction Countries by direction of road traffic, c. 2020 Left-hand traffic Right-hand traffic No data Left-hand traffic (LHT) and right-hand traffic (RHT) are the practices, in bidirectional traffic, of ...

  3. Direction, position, or indication sign - Wikipedia

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

    A Prussian milestone c. 1836, reading "II MEILEN BIS BERLIN" ("two miles to Berlin").. The first direction signs were milestones on the Roman road network; finding one's location on the long, straight roads was difficult, and hence, large stones were placed at intervals along the roads, giving the distance in Roman miles to nearby major cities, and usually to the capitals of major provinces.

  4. Inner–outer directions - Wikipedia

    en.wikipedia.org/wiki/Inner–outer_directions

    The Capital Beltway around Washington, D.C., is signed by all four compass directions at various points, but is consistently signed with inner–outer labeling.. In nations where automobiles drive on the right side of a road, traffic traveling in a clockwise direction around a loop will always be in the "inner" lane(s) (assuming that there is no lane crossing).

  5. Prohibitory traffic sign - Wikipedia

    en.wikipedia.org/wiki/Prohibitory_traffic_sign

    Overtaking is prohibited either for all vehicles or for certain kinds of vehicles only (e.g. lorries, motorcycles). In the USA, this is usually phrased as "no passing zone" and indicated by a rectangular, black-on-white sign on the right side of the road that says "DO NOT PASS", and/or by a solid yellow line painted on the roadway marking the left limit of traffic (centerline), and sometimes ...

  6. Glossary of road transport terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_road_transport...

    A type of ramp or slip road where instead of a standard left turn being made from the left lane, left-turning traffic uses a ramp on the right side of the road (in countries that drive on the right). Junction A location where multiple roads intersect, allowing vehicular traffic to change from one road to another.

  7. Road surface marking - Wikipedia

    en.wikipedia.org/wiki/Road_surface_marking

    On one-directional roads, a yellow line appears on the left shoulder, and a white line on the right shoulder. Passing rules are denoted by dashed lines as in the United States. In Ontario, it is legal to cross a single solid yellow line along a straight road if the vehicle is not within 30 meters of a bridge or railway crossing. [25]

  8. Lane - Wikipedia

    en.wikipedia.org/wiki/Lane

    The yellow line is on the left, the dashed white line in the middle, and the solid white line on the right. The rumble strip is to the left of the yellow line. Painted lane markings, which designate a single line of vehicles for movement within traffic, vary widely from country to country.

  9. Traffic - Wikipedia

    en.wikipedia.org/wiki/Traffic

    Traffic laws govern and regulate traffic, while rules of the road include traffic laws and informal rules that may have developed over time to facilitate the orderly and timely flow of traffic. [1] Organized traffic generally has well-established priorities, lanes, right-of-way, and traffic control at intersections.