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A Belisha beacon atop its striped pole. This example also features a spot lamp to illuminate the crossing at night. A Belisha beacon (/ b ə ˈ l iː ʃ ə /) is a yellow-coloured globe lamp atop a tall black and white striped pole, marking pedestrian crossings of roads in the United Kingdom, [1] Ireland, and other countries historically influenced by Britain, such as Hong Kong, Cyprus, Malta ...
A beacon is an intentionally conspicuous device designed to attract attention to a specific location.A common example is the lighthouse, which draws attention to a fixed point that can be used to navigate around obstacles or into port.
The Belisha beacon is an upright crossing marking, still required by zebra and parallel crossings in the UK, named after the Minister of Transport in 1934, Leslie Hore-Belisha. [ 9 ] However, with an increase of car traffic, the effectiveness of the beacons was waning; both pedestrians and drivers were ignoring the crossing.
These were generally made of wood, as it was readily available. Due to the fire hazard, masonry towers were increasingly built - the oldest standing masonry tower was Sandy Hook Lighthouse, built in 1764 in New Jersey. Screw-pile lighthouses were used in Chesapeake Bay and along the Carolina coast in the United States. The first screw pile ...
An airway beacon (US) or aerial lighthouse (UK and Europe) was a rotating light assembly mounted atop a tower. These were once used extensively in the United States for visual navigation by airplane pilots along a specified airway corridor. In Europe, they were used to guide aircraft with lighted beacons at night. [1] [2]
The lamp (made in approx. 1914) burned vaporized kerosene (paraffin); the vaporizer was heated by a denatured alcohol (methylated spirit) burner to light. When lit, some of the vaporised fuel was diverted to a Bunsen burner to keep the vaporizer warm and the fuel in vapor form. The fuel was forced up to the lamp by air; the keepers had to pump ...
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The main line of beacons stretched over some 720 km (450 mi). In the open spaces of central Asia Minor, the stations were placed over 97 km (60 mi) apart, while in Bithynia, with its more broken terrain, the intervals were reduced to ca. 56 km (35 mi).