Willis Tower

Willis Tower is the future of work and plays in Chicago. The 110-story building is one of the highest in the world and the second tallest in North America, making it hard to miss in the city’s skyline.

This skyscraper’s size is unfathomable. These facts and figures will make you rethink America’s highest structure.

In 1969, Sears Roebuck determined it required a central office for its 350,000 employees.

  • Skidmore, Owings, and Merrill designed Willis Tower.
  • The tower was built in 1970 and took three years.
  • Willis Tower required 2,000 workers.
  • The building is a steel-framed bundled tube.
  • In May 1973, construction ended.
  • Willis Tower was the tallest until 1998.
  • Sears Roebuck sold and left the tower after 18 years.
  • Willis Tower was renamed in 2009 after multinational insurance broker Willis Group Holdings.
  • 2015: Blackstone paid $1.3 billion for Willis Tower.

THE LEDGE

Skydeck launched in 1974 and has 1.7 million annual visitors.

  • U.S. Equities Realty renovated Skydeck Chicago in July 2009.
  • The Ledge, a series of windows extending from Skydeck, offers views of Chicago.
  • The Ledge was inspired by the weekly forehead prints left on the Skydeck windows in Ferris Bueller’s Day off.
  • 1,353 feet and 103 stories high.
  • Skydeck is America’s highest viewing deck.
  • Three layers of half-inch glass are laminated into The Ledge.
  • The Ledge can handle 4 tonnes and 10,000 lbs.
  • Heat tracing melts the snow from each Ledge box.
  • Boxes retract for cleaning and maintenance.
  • Views can stretch 50 miles and four states: Illinois, Indiana, Wisconsin, and Michigan.
  • Interactive and instructive attractions promote Chicago’s sports, architecture, history, gastronomy, music, and people.
  • Quick numbers
  • 2nd tallest skyscraper in North America/Western Hemisphere
  • 110 stories, 1,450 feet high
  • The building’s twin antennae are 520 meters high.
  • 4.56M gsf Equals 101 football fields
  • 76,000 tonnes
  • The building weighs 222,500 tonnes.
  • 6 inches of average sway
  • 16,100 bronze-tinted panes line the skyscraper.
  • 25,000 miles of wire
  • 25 kilometers of plumbing/elevator cable
  • 145,000 lamps
  • 43,000 kilometers of wire
  • 104 elevators traveling 1,200 feet per minute cost $175 million.
  • Conference rooms covering 16,000 square feet
  • 99th floor 3 entrances

WILLIS TOWER

  • EQ Office manages Blackstone’s Willis Tower.
  • The tower houses over 100 law, insurance, transportation, and financial firms.
  • Willis Tower’s rooftop transmits radio and TV.
  • Willis Tower employs 15,000 workers daily, not including building and Skydeck visitors.
  • Each year, 12 million people visit Willis Tower.
  • Willis Tower has 4.56 million gross square feet, equivalent to 16 Chicago city blocks or 101 football fields.
  • Willis Tower is 3.8 million square feet.
  • Each level has 75-foot column-free squares, or “mega-modules,” for maximum design, flexibility, and efficiency.
  • Travertine, stainless steel, granite, and other exquisite materials accentuate the building’s grandeur.
  • Willis Tower tenants got 125,000 square feet of new amenity space in 2017, including Tower House and Altitude.
  • Tower House has a bar, café, conference center, and 30,000-square-foot fitness complex called TONE.
  • Altitude on the 66th and 67th floors has a café, lounge seats, casual meeting rooms, and lakeside views.

Want to learn more about Millennium park? We bet you’ll visit it after learning more about it. Also, Get Mr. Quality Service because they’re situated in Chicago. Call them anytime, 24/7 at 708-748-1946.

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