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2. Bollard - Wikipedia

   en.wikipedia.org/wiki/Bollard

   Permanent bollards can be used for traffic-control or guarding against vehicle-ramming attacks. [10] They may be mounted near enough to each other that they block ordinary cars/trucks, for instance, but spaced widely enough to permit special-purpose vehicles, bicycles, and pedestrians to pass through.

3. Road surface marking - Wikipedia

   en.wikipedia.org/wiki/Road_surface_marking

   The cat's eye, showing the iron base, rubber housing and lenses White raised pavement marker near "pea-structure" side-line on highway surface. Mechanical devices may be raised or recessed into the road surface, and either reflective or non-reflective. Most are permanent; some are movable.

4. Modal filter - Wikipedia

   en.wikipedia.org/wiki/Modal_filter

   Modal filters can be implemented through the use of barriers such as bollards, boom barriers and planters, though filters can also be implemented virtually through the use of automatic number-plate recognition cameras and road signs, which can allow residential motor access while prohibiting passing motor traffic. [4]

5. Electric gate - Wikipedia

   en.wikipedia.org/wiki/Electric_gate

   The cost of the hydraulic systems however meant that other companies started producing more affordable electromechanical alternatives. Hydraulic motors are the preferred choice on large and heavy gates as they can generate high levels of torque, electromechanical systems designed for lower usage domestic installations because they can be ...

6. Bullard Machine Tool Company - Wikipedia

   en.wikipedia.org/wiki/Bullard_Machine_Tool_Company

   Bullard Mult-Au-Matic, a vertical, multispindle automatic lathe, 1914. [1] Memorial Day 1942 at Bullard. The Bullard Machine Tool Company was a large American machine tool builder. It specialized in vertical boring mills and was largely responsible for the development of the modern form of that class of machine tools. [2]

7. Bollard pull - Wikipedia

   en.wikipedia.org/wiki/Bollard_pull

   Bollard pull is a conventional measure of the pulling (or towing) power of a watercraft.It is defined as the force (usually in tonnes-force or kilonewtons (kN)) exerted by a vessel under full power, on a shore-mounted bollard through a tow-line, commonly measured in a practical test (but sometimes simulated) under test conditions that include calm water, no tide, level trim, and sufficient ...