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  2. HAWK beacon - Wikipedia

    en.wikipedia.org/wiki/HAWK_beacon

    A HAWK beacon (high-intensity activated crosswalk beacon) is a traffic control device used to stop road traffic and allow pedestrians to cross safely. It is officially known as a pedestrian hybrid beacon .

  3. Pedestrian crossing - Wikipedia

    en.wikipedia.org/wiki/Pedestrian_crossing

    In such instances these buttons may be removed during future updates to the pedestrian signals. [14] [66] In the United Kingdom, pressing a button at a standalone pedestrian crossing that is unconnected to a junction will turn a traffic light red immediately, but this is not necessarily the case at a junction. [15]

  4. Placebo button - Wikipedia

    en.wikipedia.org/wiki/Placebo_button

    A walk button in Bensonhurst, Brooklyn. Many walk buttons at pedestrian crossings were once functional in New York City, but now serve as placebo buttons. [7]In the United Kingdom and Hong Kong, pedestrian push-buttons on crossings using the Split Cycle Offset Optimisation Technique may or may not have any real effect on crossing timings, depending on their location and the time of day, and ...

  5. Crosswalks in North America - Wikipedia

    en.wikipedia.org/wiki/Crosswalks_in_North_America

    A common-style marked crosswalk with the MUTCD Crosswalk sign. Crosswalks in the United States and Canada are normally found at intersections, though sometimes may be found mid-block. Crosswalk installations must follow the regulations specified in the Manual on Uniform Traffic Control Devices (MUTCD). [1]

  6. Traffic light - Wikipedia

    en.wikipedia.org/wiki/Traffic_light

    An LED 50-watt traffic light in Portsmouth, United KingdomTraffic lights, traffic signals, or stoplights – also known as robots in South Africa, [1] [2] Zambia, and Namibia – are signaling devices positioned at road intersections, pedestrian crossings, and other locations in order to control the flow of traffic.

  7. Variations in traffic light operation - Wikipedia

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

    In New Zealand, where traffic is on the left, when a road is given a green light from an all-direction stop, a red arrow can continue to display to turning traffic, holding traffic back while a pedestrian crossing on the side road is given a green signal (for left turns) or while oncoming traffic goes straight ahead and there is no permissive right turn allowed (for right turns).

  8. California Manual on Uniform Traffic Control Devices - Wikipedia

    en.wikipedia.org/wiki/California_Manual_on...

    A traffic manual was added to the planning manual in 1955. [ 2 ] In 1969, the California State Legislature deleted all the provisions of the California Vehicle Code that explicitly specified standards for traffic control devices, making the Division of Highways the sole agency responsible for enacting traffic standards in the state in ...

  9. Signal timing - Wikipedia

    en.wikipedia.org/wiki/Signal_timing

    Red Clearance determines the all-red time for the associated movement. Walk time provides the length of the walk indication. Flashing Don't Walk is the duration of the flashing pedestrian clearance. This is timed as the length of the crosswalk divided by a speed of 3.5 feet per second, minus the yellow clearance for the adjacent vehicle movement.