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Bowman's Hill Tower, (also known as Bowman's Tower), is a 125-foot-tall (38 m) stone tower located within Washington Crossing Historic Park in Upper Makefield Township, Bucks County, Pennsylvania. It is administered by the Pennsylvania Department of Conservation and Natural Resources. The tower was built just northeast of the summit of Bowman's ...
A lightning protection system includes a network of air terminals, bonding conductors, and ground electrodes designed to provide a low impedance path to ground for potential strikes. Lightning protection systems are used to prevent lightning strike damage to structures. Lightning protection systems mitigate the fire hazard which lightning ...
Pan Am Flight 214 was a scheduled flight of Pan American World Airways from San Juan, Puerto Rico, to Baltimore, and then to Philadelphia in the United States. On December 8, 1963, while flying from Baltimore to Philadelphia, the Boeing 707-121 crashed near Elkton, Maryland.
Lightning protection systems for trees are old technology having been developed decades ago. It consists of three connected parts. An air terminal is located in the tree top to catch the strike ...
Lightning protection systems are often installed in outdoor areas which are often congested with people, lack sufficient shelter, and are difficult to evacuate quickly (such as water parks, college campuses, and large swimming pool or athletic field complexes). These locations are particularly dangerous during lightning storms.
The Pennsylvania Air National Guard was formed on 27 June 1924 as the 103d Squadron (Observation), Pennsylvania National Guard, received federal recognition as a Corps Aviation unit. The 103d was founded and eventually commanded by Major Charles Biddle, who had flown in World War I as part of the famous Lafayette Escadrille .
Other names include "lightning conductor", "arrester", and "discharger"; however, over the years these names have been incorporated into other products or industries with a stake in lightning protection. Lightning arrester, for example, often refers to fused links that explode when a strike occurs to a high-voltage overhead power line to ...
Powerline worker performs maintenance of a lightning arrester on an electrical transmission tower in New Brunswick, Canada. A lightning arrester (alternative spelling lightning arrestor) (also called lightning isolator) is a device, essentially an air gap between an electric wire and ground, used on electric power transmission and telecommunication systems to protect the insulation and ...
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