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A utility pole, commonly referred to as a transmission pole, telephone pole, telecommunication pole, power pole, hydro pole, telegraph pole, or telegraph post, is a column or post used to support overhead power lines and various other public utilities, such as electrical cable, fiber optic cable, and related equipment such as transformers and ...
Five or more signs may be displayed on one post. Here a Canadian end-of-road marker appears together with a rural airport sign. Speed limit traffic sign in Jordan. In the United States, Canada, Australia, and New Zealand signs are categorized as follows: Regulatory signs; Warning signs; Guide signs Street name signs; Route marker signs ...
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 ...
A bollard is a sturdy, short, vertical post. The term originally referred to a post on a ship or quay used principally for mooring boats. In modern usage, it also refers to posts installed to control road traffic and posts designed to prevent automotive vehicles from colliding with pedestrians and structures.
Cat's eyes made out of metal were the earliest form of retroreflective pavement markers, and are in use in the United Kingdom and other parts of the world. They were invented in the United Kingdom in 1933 by Percy Shaw and patented in 1934 (UK patents 436,290 [ 7 ] and 457,536), [ 8 ] and the United States in 1939 (US patent 2,146,359). [ 9 ]
The glass globes were placed on posts ten feet high and spaced fifty feet apart along the street, following the system used in London. These early street lights were "more suggestive than real"; in practice, pedestrians moved from one pool of light to another, walking through shadow in between. [1]
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