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A Willis Tower, anteriormente conhecida como Sears Tower, é um arranha-céu localizado em Chicago, nos Estados Unidos, sendo o mais alto edifício da América do Norte de 1974, quando foi inaugurado, até 2014 quando o One World Trade Center em Nova York foi concluido.
- 1973 (51 anos)
- Fazlur R. Khan (en)
- Skidmore, Owings and Merrill
- 1970-1973
The Willis Tower, originally and still commonly referred to as the Sears Tower, is a 110-story, 1,451-foot (442.3 m) skyscraper in the Loop community area of Chicago in Illinois, United States.
Willis Tower is seen as the best work of architect Fazlur Khan. As of 2021, it is the third-tallest building in the United States and the Western hemisphere. It is also the 23rd-tallest in the world. Each year, more than one million people visit its observation deck, the highest in the United States.
Willis Tower, skyscraper office building in Chicago, Illinois, located at 233 South Wacker Drive, that is one of the world’s tallest buildings. The Sears Tower opened to tenants in 1973, though construction was not actually completed until 1974.
Learn how Willis Tower, formerly Sears Tower, became an iconic skyscraper in Chicago since 1973. Discover its evolution, amenities, broadcast facility, Skydeck, Catalog and more.
The tallest building in the city is the 110- story Willis Tower (formerly the Sears Tower), which rises 1,451 feet (442 m) in the Chicago Loop and was completed in 1974. [2] [3] Sears Tower was the tallest building in the world upon its completion, and remained the tallest building in the United States until May 10, 2013. [4] .
1998. Construído pela Sears, Roebuck and Company, foi idealizado pelo arquiteto chefe Bruce Graham e o engenheiro de estruturas Fazlur Khan da Skidmore, Owings, & Merrill. A construção foi iniciada em agosto de 1970, alcançando antecipadamente sua altura máxima em 3 de maio de 1973.
