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In 1969, after the lights suffered a wire issue leading to a neighborhood blackout of the lamp posts, the city reported the system to be "deteriorated beyond repair". [33] Residents unanimously approved of keeping all 48 ornamental lights and several fixes were undertaken via a local improvement district, temporarily installing mercury-vapor ...
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 .
An illuminated bollard has a recessed base light unit in the foundation to illuminate the traffic bollard from all angles. [15] The main components are housed below the road or pedestrian surface (typically a concrete surface). Therefore, if a vehicle strikes the traffic bollard, the units below the surface are not damaged.
The 14 pole has a 17-inch (43 cm) base, a 10.5-inch (27 cm) bolt circle, and accommodate a 70-150 watt lamp. The 716 pole has an octagonal 24-inch (61 cm) base, a 9.5-inch (24 cm) bolt circle, and accommodate a 70-400 watt lamp. [b] All Upright Poles have a steel shaft. [c] The base, arm, and casing are either aluminum or cast iron. [48]
Concrete masonry units (CMUs) or blocks in a basement wall before burial. Blocks of cinder concrete (cinder blocks or breezeblocks), ordinary concrete (concrete blocks), or hollow tile are generically known as Concrete Masonry Units (CMUs). They usually are much larger than ordinary bricks and so are much faster to lay for a wall of a given size.
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Although the up-front costs of installing LED fixtures is significant, municipalities switching to LED street lighting generally expect to recoup their investment through reductions in ongoing electricity and maintenance costs. [18] Many of the early projects in the United States also benefitted from economic stimulus block grants. [18]