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Gas lamps gradually started replacing oil street lamps in the United States, beginning in the first quarter of the 19th century. [3] The first street in the world to be illuminated by gaslight was Pall Mall in London, starting in 1807. [1] [5] The first US city to use gas street lights was Baltimore, starting in 1817. [4]
New street lighting technologies, such as LED or induction lights, emit a white light that provides high levels of scotopic lumens. It is a commonly accepted practice to justify and implement a lower luminance level for roadway lighting based on increased scotopic lumens provided by white light.
This page was last edited on 24 January 2019, at 22:46 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
A lamplighter or gaslighter is a person employed to light and maintain street lights. These included candles, oil lamps, and gas lighting. Public street lighting was developed in the 16th century. [1] During this time, lamplighters toured public streets at dusk, lighting outdoor fixtures by means of a wick on a long pole. [2]
However, LED street lighting is not as efficient as low-pressure sodium (SOX) street lighting in the United Kingdom. [ clarification needed ] An LED street light based on a 901- milliwatt output LED can normally produce the same amount of (or higher) luminance as a traditional light, but requires only half of the power consumption .
The Bartlett street lamp was an economical type of lighting first patented and manufactured by J. W. Bartlett at 569 Broadway in Manhattan in New York City, in 1872. Bartlett claimed his street lamps cost less than a quarter of the $25 The New York Times had reported a competitor claimed they cost.
Street furniture is a collective term for objects and pieces of equipment installed along streets and roads for various purposes. It includes benches , traffic barriers , bollards , post boxes , phone boxes , streetlamps , traffic lights , traffic signs , bus stops , tram stops , taxi stands , public lavatories , fountains , watering troughs ...
Street lights can be made intelligent by placing cameras or other sensors on them, which enables them to detect movement (e.g. Sensity's Light Sensory Network, GE's "Currents", Tvilight's CitySense). [5] [6] Additional technology enables the street lights to communicate with one another. Different companies have different variations to this ...