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the pole length, typically 8 to 10 metres, [22] and size. 9L is a 9 metres long, light pole, other letters used are 'M' (Medium) and 'S' (Stout). the year of treatment and therefore generally the year of installation (e.g. the pole in the picture was treated in 2003) the batch and type of wood used; A date of the last official inspection
A street light, light pole, lamp pole, lamppost, streetlamp, light standard, or lamp standard is a raised source of light on the edge of a road or path. Similar lights may be found on a railway platform .
Congress ordered the street lighting system expanded in 1850 and the in-session restriction on lighting the street lamps dropped. But still the lamps remained unlit when the moon was full. [ 15 ] Additional coal gas manufacturing plants were built in the city in 1852 and 1858, allowing gas for lighting and cooking to reach most households in ...
The pole that the lighting is mounted on is generally at least 30 m (98 ft) tall (under this height it is referred to as conventional lighting system), [1] while the lighting consists of a luminaire ring surrounding the pole with one or several independent lighting fixtures mounted around it. Most units have four, six or eight lights in the ...
For example, India has horizontal clearance of 10 metres (32 ft 10 in) for electrical and telecommunication poles, and 30 centimetres (12 in) for street light poles of roads with curbs. For roads without curbs, the clearance for that is 1.5 metres (4 ft 11 in) given that the minimum clearance from the center line of the roads is 5 metres (16 ft ...
In the United States, traffic lights are currently designed with lights approximately 12 inches (300 mm) in diameter. Previously the standard had been 8 inches (200 mm); however, those are slowly being phased out in favour of the larger and more visible 12 inch lights.