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The horseshoe-shaped (or D-shaped) tower is a compromise that gives the best of a round and a square tower. The semicircular side (the one facing the attacker) could resist siege engines, while the rectangular part at the back gives internal space and a large fighting platform on top. [ 1 ]
Plan of Rudelsburg castle with its neck ditch (D) L-shaped neck ditch at Csobánc castle (Hungary). A neck ditch (German: Halsgraben), [1] [2] sometimes called a throat ditch, [3] [4] is a dry moat that does not fully surround a castle, but only bars the side that is not protected by natural obstacles.
The Bank of China Tower in Hong Kong uses a trussed tube design. Bundled tube: An important variation on the tube frame is the bundled tube, which uses several interconnected tube frames. The Willis Tower in Chicago used this design, employing nine tubes of varying height to achieve its distinct appearance. The bundled tube structure meant that ...
Good structural design is important in most building designs, but particularly for skyscrapers since even a small chance of catastrophic failure is unacceptable given the high prices of construction and potential risk to human life on a massive scale, as seen in the Surfside condominium collapse of 2021. This presents a paradox to civil ...
Spires are considered integral parts of the architectural design of buildings, changes to which would substantially change the appearance and design of the building, whereas antennas may be added or removed without such consequences. The Petronas Towers, with their spires, are thus ranked higher than the Willis Tower (formerly the Sears Tower ...
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Completed in 1982, the tower's guy-wires were not protected against corrosion and failed due to rust and storm winds causing the tower to collapse in 1989. Small-scale experimental model of a solar draft tower, newer proposals if built could become the tallest structure on earth. Wooden structure: Mühlacker Wood Radio Tower Germany: Mühlacker ...
This design is found quite frequently in Scotland, but is also seen in England, Ireland, Romania, Sardinia, and other locations. The evolution of its design was an expansion of the blockhouse or simple square tower from the Early Middle Ages. As building techniques improved, it became possible to construct a larger building footprint and a more ...