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Burj Khalifa

1 Burj Dubai Boulevard Dubai United Arab Emirates

Status: built Construction Dates   Began 2004   Finished 2010 Floor Count 163 Basement Floors 2 Floor Area 517,240 m² Elevator Count 58

Building Uses  - mixed use  - communication  - hotel  - observation  - office  - residential  - retail Structural Types  - highrise Materials  - glass  - steel  - aluminium  - concrete, reinforced

	Heights		Value		Source / Comments
	Spire		828.0 m		Official website
	Top floor		638.0 m		Otis Elevator company
	Concrete structure		601.0 m		Putzmeister/ Wikipedia (German)
	Highest occupied floor		584.0 m		CTBUH
			Highest occupied floor is at 584m (excluding technical space)

Description
• Tallest current building and structure in world since 2009.

• The Height of Burj Dubai was being kept private until it is completed. Developers said to be the tallest ever built, as it is the current tallest building on earth upon its completation, surpassing in all categories, like spire and roof, buildings already built as the Sears Towers, Taipei 101, Shanghai World Financial Center, John Hancock Center and Petronas. At the end of June 2006, a height of 2650ft (807.7m) has been made public by some of the firms involved in this project. Although, recently, it was announced on January 19, 2009 by a contractor working on the project, that it topped out at 828 meters (2,717 feet).

• Topped-out on January 17th, 2009.

• Work on the foundations started in January 2004.

• When anounced in early 2003, the Burj Dubai's design was the same as the 560 meter Melbourne Grollo Tower design. However, in May 2003 a new design by SOM was released.

• An observation deck is located on the 124th floor.

• It would have the fastest elevators in the world with a speed of 700m/min (42.3 kmh / 26.1 mph).

• Pre-opening day Sep-9th-2009 / Official opening day Jan-4th-2010