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  2. Four-quadrant gate - Wikipedia

    en.wikipedia.org/wiki/Four-quadrant_gate

    A level crossing with manually-controlled full barriers at Chertsey, England. The barriers are rising. A four-quadrant gate or full-barrier equipment is a type of boom barrier gate protecting a grade crossing. It has a gate mechanism on both sides of the tracks for both directions of automotive traffic.

  3. SAFER barrier - Wikipedia

    en.wikipedia.org/wiki/SAFER_barrier

    The Steel And Foam Energy Reduction Barrier (SAFER Barrier), sometimes generically referred to as a soft wall, is a technology found on oval automobile race tracks and high-speed sections of road and street tracks, intended to absorb and reduce kinetic energy during the impact of a high-speed crash, and thus, lessen injuries sustained to ...

  4. Escalator - Wikipedia

    en.wikipedia.org/wiki/Escalator

    For example, escalators at transit stations must be designed to cater for the peak traffic flow discharged from a train, without excessive bunching at the escalator entrance. In this regard, escalators help manage the flow of people. For example, at many airports an unpaired escalator delivers passengers to an exit, with no means for anyone ...

  5. Traffic barrier - Wikipedia

    en.wikipedia.org/wiki/Traffic_barrier

    Traffic barrier with a pedestrian guardrail behind it. Traffic barriers (known in North America as guardrails or guard rails, [1] in Britain as crash barriers, [2] and in auto racing as Armco barriers [3]) keep vehicles within their roadway and prevent them from colliding with dangerous obstacles such as boulders, sign supports, trees, bridge abutments, buildings, walls, and large storm drains ...

  6. Impact attenuator - Wikipedia

    en.wikipedia.org/wiki/Impact_attenuator

    A Fitch barrier consists of sand-filled plastic barrels, usually yellow-colored with a black lid. The "Fitch Highway Barrier System" was invented by race car driver John Fitch after the 1955 24 Hours of Le Mans race when his co-driver, Pierre Levegh rear-ended Austin-Healey driver Lance Macklin at high speed, launching his car through the air ...

  7. Runaway truck ramp - Wikipedia

    en.wikipedia.org/wiki/Runaway_truck_ramp

    A runaway truck ramp on the A7 in Germany. A runaway truck ramp, runaway truck lane, escape lane, safety ramp, emergency escape ramp, or truck arrester bed is a traffic device that enables vehicles which are having braking problems to stop safely.

  8. Safety barrier - Wikipedia

    en.wikipedia.org/wiki/Safety_barrier

    A safety barrier is a component which prevents passage into a dangerous area. It is commonly used to mitigate risk in the Hazard-Barrier-Target model, as studied in safety science. Work Safe Victoria (an Australian organization) defines a Safety Barrier as a device that: [1] physically separate the work area and the traveled way,

  9. List of generic and genericized trademarks - Wikipedia

    en.wikipedia.org/wiki/List_of_generic_and...

    Crash barrier: Cleveland-Cliffs: Armco barriers made from corrugated steel have long been the standard for crash barrier protection in the UK [64] Band-Aid: Adhesive bandage, plaster Johnson & Johnson (formerly), Kenvue: Often used as though generic by consumers in Canada, the U.S., Australia, and New Zealand, though still legally trademarked ...

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