how tall was the warsaw radio mast in poland when it existed

ENG: Warsaw Radio Mast, which was designed by Jan Polak, was 646.38 metres (2120 feet) tall. It's construction started in July 1970, and it was completed on May 18, 1974, and the transmitter which used it entered regular...


via a radio relay tower at


raised radio mast - before


The Warsaw radio mast was


Tall Tower. The Warsaw radio


Ostankino TV Tower: Moscow


Dunkirk radio tower

The Council on Tall Buildings and Urban Habitat, an organization that certifies buildings as the "World's Tallest", recognizes a building only if at least fifty percent of its height is made up of floor plates containing habitable floor area.[1] Structures that do not meet this... [3] That September it officially surpassed Poland's 646.38 m (2120.7 ft) Warsaw radio mast, which stood from 1974 to 1991, to become the tallest structure ever built. Guyed lattice towers such as these...
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The mast was surpassed in height by 18 m (57 ft) in 1974 by the Warszawa radio mast near Konstantynów, Poland, but the latter collapsed on August 8, 1991, making the KVLY mast again the tallest structure on land. If completed as... Some time after its completion, the Federal Aviation Administration imposed a limit of 2063 ft, based on this tower's height, on future construction; consequently, no taller structures may legally be built in the U.S. at present. The call letters...
how tall was the warsaw radio mast in poland when it existed