.
Subsequently, one may also ask, what materials were used to build the Sears Tower?
Sears Tower
| Name | Sears Tower |
|---|---|
| Category | Office Building |
| Alias | Willis Tower |
| Materials | structural steel black anodized aluminum bronze-tinted glass |
| Address | 233 South Wacker Drive - Block bounded by Francklin Street and Wacker Drive, Adams Street and Jackson Boulevard |
Subsequently, question is, why was the Willis Tower built? In order to consolidate current staff and accommodate anticipated growth, the company hired SOM to design a three-million-square-foot office tower. The location of the tower was strategically selected for its proximity to expressways and commuter rail lines to benefit Sears employees.
Similarly one may ask, how long did it take to build the Sears Tower?
Willis Tower opened in 1973 and took 2,000 workers 3 years to build. It took the Ancient Egyptians 20 years to build the pyramids at Giza. The building has 4.5 million gross square feet (418,064 gross square meters) of floor space; or roughly 101 football fields.
Is Willis Tower the same as Sears Tower?
It still looks the same, but Sears Tower in Chicago, Illinois, will have a new name: Willis Tower. At least that's what the owners of the 110-story skyscraper now call it after its new main tenant, the London, England-based insurance broker Willis Group Holdings.