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This is a list of tallest freestanding structures in the world past and present. To be freestanding a structure must not be supported by guy wires , the sea or other types of auxiliary support. It therefore does not include guyed masts , partially guyed towers and drilling platforms but does include towers , skyscrapers ( pinnacle height) and ...
Tallest freestanding structure 1931–1967. Tallest skyscraper 1931–1973. First Skyscraper with 100+ stories. 7 Harmony Platform [3] 366 1,200 1992 Rigid Steel Jacket (truss tower) Oil Rig South Korea [4] [circular reference] California
The freestanding structures list uses pinnacle height and includes structures over 500 metres (1,640 ft) that do not use guy-wires or other external supports. This means truly free standing on its own or, in similar sense, non-supported structures.
Terminological and listing criteria follow Council on Tall Buildings and Urban Habitat definitions. Guyed masts are differentiated from towers – the latter not featuring any guy wires or other support structures; and buildings are differentiated from towers – the former having at least 50% of occupiable floor space although both are self-supporting structures.
[12] [62] The CN Tower, as of 2022, stands as the tenth-tallest free-standing structure on land, remains the tallest free-standing structure in the Western Hemisphere, and is the third-tallest tower. [1] [63] [64] The CN Tower is the second-tallest free-standing structure in the Commonwealth of Nations behind Merdeka 118 in Kuala Lumpur, Malaysia.
CN Tower, 553 m (1,814 ft), tallest free-standing structure in the world on land until 12 September 2007, when it was surpassed by the Burj Khalifa (officially surpassed when the Burj Khalifa opened, on 4 January 2010) Cape Race LORAN-C transmission mast, 411.48 m (1,350 ft) (collapsed in 1993, replaced afterwards by 260.3 m (854 ft) tall mast)
The KVLY-TV mast is the tallest structure in the United States, at 2,063 ft (629 m) tall Galesville, Wisconsin WKBT-DT tower. This is a list of the tallest structures in the US that are at least 350 meters, ordered by height. Most are guyed masts used for FM- and TV-broadcasting:
Was briefly the tallest tower in the world in 2010. Second tallest tower in the world. 3: CN Tower: 553.3 m (1,815 ft) 1976: Concrete Canada: Toronto: Tallest freestanding structure in the world 1975–2007, and the world's tallest tower until 2009; tallest in the western hemisphere: 4: Ostankino Tower: 540.1 m (1,772 ft) 1967 Russia: Moscow