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  2. Hand signals - Wikipedia

    en.wikipedia.org/wiki/Hand_signals

    When used in traffic, hand signals are often used to convey driver's intention of their next movement. In some countries, hand signals can apply to any vehicle whose signal lights are missing or damaged. Hand signals are commonly used and applies to cyclists and motorists. Hand signals are commonly used to signal a left turn, right turn ...

  3. North American railroad signals - Wikipedia

    en.wikipedia.org/.../North_American_railroad_signals

    Stop Signal - Stop signals are displayed on Absolute signals, in fact the ability to display an absolute Stop is part of that signal type's definition. Stop is the most important signal as passing a signal at Stop presents a serious risk of accident. Engineers committing a Stop signal violation automatically have their Federal certification ...

  4. Traffic guard - Wikipedia

    en.wikipedia.org/wiki/Traffic_guard

    Traffic guards use a variety of equipment: [1] Signal flags. Signal hand sign; called stop/slow paddles in the United States, these are a sign that has 'stop' on one side and 'slow' or 'go' on the other side.

  5. Road signs in the United States - Wikipedia

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

    Emergency signal - stop on flashing red (overhead) R10-14b ... Slow (stop/slow paddle) R1-1 Stop (stop/slow paddle) W21 series: Road work. CW21-1 Workers (symbol sign)

  6. Stop sign - Wikipedia

    en.wikipedia.org/wiki/Stop_sign

    In some jurisdictions, such as the U.S. state of Idaho, the traffic code allows for bicyclists approaching a stop sign to slow down and yield to conflicting traffic, then proceed without stopping unless safety requires a full stop. [44] The Idaho law has been in effect since 1982 and has not been shown to be detrimental to safety. [45]

  7. Railway signal - Wikipedia

    en.wikipedia.org/wiki/Railway_signal

    Originally, signals displayed simple stop or proceed indications. As traffic density increased, this proved to be too limiting and refinements were added. One such refinement was the addition of distant signals on the approach to stop signals. The distant signal gave the driver warning that they were approaching a signal which might require a stop.

  8. Application of railway signals - Wikipedia

    en.wikipedia.org/wiki/Application_of_railway_signals

    United Kingdom Diverging route signalling - the driver must slow down and be prepared to stop at the red signal. The driver of a train approaching a diverging junction needs to know which route the train will take, so that its speed can be regulated accordingly.

  9. HAWK beacon - Wikipedia

    en.wikipedia.org/wiki/HAWK_beacon

    Signal operation sequence and driver responsibility [5] [6] Pedestrian Hybrid Beacon aspect [1]: 511 Pedestrian Signal Aspect Driver response Pedestrian response Drivers may proceed normally, without stopping at the crosswalk. Pedestrians press the pedestrian call button. Drivers should slow down and prepare to stop soon. Pedestrians wait.