Tv towers презентация

the antennas of television and broadcasting transmitters are installed.
The area of reception of television signals depends on the height of the antenna suspension, so they are built as high as possible and are often used also as observation platforms

world's first TV tower built of reinforced concrete in 1956.
It is 216 m high and it weights 3,000 tons.

of the architect and inventor Vladimir Shukhov as hyperboloid structure. Such buildings have become in demand because of the deficit of metal in the country. The planned height of the new tower was 350 meters at an estimated mass of 2,200 tons. However, under the conditions of the Civil War and the lack of resources, the project had to be reconsidered: the height was reduced to 148.5 meters, and the mass was 240 tons. The new project was approved personally by Lenin.

the Moscow Kremlin, but is not accessible to tourists. The site is included in the UNESCO World Heritage List. For all of its existence, the Shukhov Tower has never been fully restored.

Canada, 553.33 m 
Ostankino Tower, Russia, 540.1 m
Oriental Pearl Tower, China, 468 m
Milad Tower, Iran, 435 m
KL Tower, Malaysia, 421 m