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  2. Jersey barrier - Wikipedia

    en.wikipedia.org/wiki/Jersey_barrier

    Jersey barriers on the road. A Jersey barrier, Jersey wall, or Jersey bump is a modular concrete or plastic barrier employed to separate lanes of traffic.It is designed to minimize vehicle damage in cases of incidental contact while still preventing vehicle crossovers resulting in a likely head-on collision.

  3. Median strip - Wikipedia

    en.wikipedia.org/wiki/Median_strip

    Typical left-hand motorway road layout in Ireland and South Africa Divided median strip on a boulevard in Huizhou, China. A median strip, central reservation, roadway median, or traffic median is the reserved area that separates opposing lanes of traffic on divided roadways such as divided highways, dual carriageways, freeways, and motorways.

  4. 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 ...

  5. WATCH: Massive chunk of concrete falls into traffic in Boston ...

    www.aol.com/news/watch-weathering-causes-massive...

    Video from a traffic camera inside the Prudential Tunnel along Interstate 90 captured the moment when the concrete plummeted from the ceiling onto a vehicle, prompting drivers to slam on their ...

  6. F-shape barrier - Wikipedia

    en.wikipedia.org/wiki/F-shape_barrier

    The F-shape barrier is a concrete crash barrier, originally designed to divide lanes of traffic on a highway.It is a modification of the widely used Jersey barrier design, and is generally considered safer.

  7. Barrier transfer machine - Wikipedia

    en.wikipedia.org/wiki/Barrier_transfer_machine

    A barrier transfer machine, also known as zipper machine or road zipper, is a type of heavy vehicle that is used to transfer concrete lane dividers, such as Jersey barriers, in order to relieve traffic congestion during rush hours. Many other cities use them temporarily during construction work.

  8. Controlled-access highway - Wikipedia

    en.wikipedia.org/wiki/Controlled-access_highway

    According to road traffic laws of Vietnam, an expressway is a road for motor vehicles, with a divider separating opposing traffic directions, no at-grade crossings with intersecting roads, fully equipped facilities to ensure continuous traffic flow, safety and short journey times, and access allowed only at interchanges.

  9. Traffic cone - Wikipedia

    en.wikipedia.org/wiki/Traffic_cone

    Traffic cones, also called pylons, witches' hats, [1] [2] road cones, highway cones, safety cones, caution cones, channelizing devices, [3] construction cones, roadworks cones, or just cones, are usually cone-shaped markers that are placed on roads or footpaths to temporarily redirect traffic in a safe manner.