Sears Tower Architecture : Architecture Information

Sears Tower, Wacker Drive, Chicago, USA 1973 Skidmore, Owings & Merrill - SOM Tallest tower in north America 3rd tallest building in woirld at time of writing 110-storey office tower for Sears, Roebuck & Company 1,450 ft Sears Tower modernization and hotel 2009- Adrian Smith + Gordon Gill Architecture image © Adrian Smith + Gordon Gill Architecture Sears Tower was the world’s tallest building for 25 years Beaten in 1998 by the Petronas Towers, Kuala Lampur, Malaysia In 2004 Taipei 101 became the tallest building The Sears Tower is however still tallest to the tips of the antennas: 1,725 ft Sears Tower - The Building Sears Tower is strategically located on Wacker Drive in the heart of the West Loop, Chicago’s premier submarket and home to its largest corporations and commuter rail stations. Completed in early 1973, Sears Tower is an attractive and contemporary 110-story trophy office tower consisting of steel columns and beams in a “mega-module” system. The building contains approximately 3.8 million rentable square feet (“RSF”) including approximately 159,000 RSF of retail space. The Property also features a 160-car executive parking garage accessible from Franklin Street. Other amenities include a world-class broadcast platform, tallest skydeck, full-service conference center, fitness facility, and exceptional technology features. Sears Tower, completed May 3, 1973, rises to a height of 1,450 feet and is one of the most recognizable landmarks in the Chicago skyline and in the world. Sears Tower held the record for the world’s tallest building for 25 years until the Petronas Towers in Kuala Lampur, Malaysia were built in 1998. Then in the Fall of 2004 Taipei 101 took all but one title -- tallest to the tips of the antennas, which Sears Tower still owns. Including the Sears Tower antennas, the total height of Sears Tower increases to 1,725 feet. Designed by the architectural firm Skidmore, Owings & Merrill for Sears, Roebuck & Company, the world’s largest retailer at the time, the 3.8 million RSF building is the preeminent office address in Chicago and one of the premier properties in the world. The Property provides an exceptional unparallel West Loop location, unparalleled views from all of the property’s highly efficient floors and an unmatched prestige. Sears Tower Antenna Facts East Antenna 253' tall West Antenna 283' tall 12' diameter at base. On top of each antenna there is a TLD (Tuned Liquid Dampener). Its purpose is to counteract the sway of the antenna from the wind. The airplane warning lamps blink 40 times per minute. The night intensity level drops to one quarter of the daytime level at dusk. Antenna Lighting: March - St. Patrick's Day :Green May - Mother's Day : Pink July - 4th of July : Red and Blue October - Halloween : Orange December - Holidays : Red & Green