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  2. Safety barrier - Wikipedia

    en.wikipedia.org/wiki/Safety_barrier

    Safety barriers can also be used to protect the corners of fixtures, support columns, exposed pipes or cables, or designated areas on the work floor. In an automotive setting, the barrier may be a traffic barrier or Jersey barrier , separating lanes/directions of traffic flow.

  3. Hostile vehicle mitigation - Wikipedia

    en.wikipedia.org/wiki/Hostile_vehicle_mitigation

    Concrete planters provide protection similar to that of bollards. Washington, DC Concrete blocks placed to protect the Terminal 3 at Manchester Airport from hostile vehicle attack; these have now been replaced by more attractive bollards Security measures taken to protect the Houses of Parliament in London, UK. This hostile vehicle mitigation ...

  4. Bollard - Wikipedia

    en.wikipedia.org/wiki/Bollard

    Potentially threatening and disruptive persons for whom bollard applications are proscriptive by announcing their behavior is anticipated, and that additional levels of security await them. [ 27 ] High security bollards are impact-tested in accordance with one or more of three major crash test ratings for vehicle barriers.

  5. Physical security - Wikipedia

    en.wikipedia.org/wiki/Physical_security

    Physical security systems for protected facilities can be intended to: [2] [3] [4] deter potential intruders (e.g. warning signs, security lighting); detect intrusions, and identify, monitor and record intruders (e.g. security alarms, access control and CCTV systems);

  6. Guard rail - Wikipedia

    en.wikipedia.org/wiki/Guard_rail

    A removable guardrail as median barrier In traffic engineering, a highway guardrail may prevent an errant vehicle from hitting roadside obstacles, which may be either man-made (sign structures, culvert inlets, utility poles) or natural (trees, rock croppings), running off the road and going down a steep embankment, or veering off the roadway ...

  7. File:Security bollard-planter in Washington, D.C.jpg - Wikipedia

    en.wikipedia.org/wiki/File:Security_bollard...

    Security_bollard-planter_in_Washington,_D.C.jpg (797 × 598 pixels, file size: 328 KB, MIME type: image/jpeg) This is a file from the Wikimedia Commons . Information from its description page there is shown below.

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