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Animation showing the operation of a drawbridge. A drawbridge or draw-bridge is a type of moveable bridge typically at the entrance to a castle or tower surrounded by a moat.In some forms of English, including American English, the word drawbridge commonly refers to all types of moveable bridges, such as bascule bridges, vertical-lift bridges and swing bridges, but this article concerns the ...
A swing bridge (or swing span bridge) is a movable bridge that can be rotated horizontally around a vertical axis. It has as its primary structural support a vertical locating pin and support ring, usually at or near to its center of gravity, about which the swing span (turning span) can then pivot horizontally as shown in the animated illustration to the right.
The Arlington Memorial Bridge, often shortened to Memorial Bridge, is a Neoclassical masonry, steel, and stone arch bridge with a central bascule (or drawbridge) that crosses the Potomac River in Washington, D.C., the capital of the United States. First proposed in 1886, the bridge went unbuilt for decades thanks to political quarrels over ...
The navigation bridge of the Titanic. On the Titanic, the navigation bridge (or command bridge) was a superstructure where the ship's command was exercised.From this location, the officer on watch determined the ship's geographical position, gave all orders regarding navigation and speed, and received information about everything happening on board.
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The bridge connects the two parts of the city of Mostar, spanning the Neretva River. It consists of a single humpbacked arch with a 27-meter span, 4 meters in width, and 30 meters in length. The bridge was constructed using advanced architectural techniques and materials, enabling it to withstand centuries of conflict, except for the most ...
The milk crate challenge, also known as the crate challenge, is a video challenge that became viral online in August 2021. The challenge involves stacking milk crates into a structure that resembles a podium , with both sides of the structure functioning as stairs. [ 1 ]
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