Burj Khalifa
Burj Khalifa "Burj Dubai" redirects here. It is not to be confused with Bur Dubai , a district of Dubai. Burj Khalifa The Burj Khalifa in October 2012 Former names Burj Dubai Record height Tallest in the world since 2008 [I] Preceded by Taipei 101 General information Status Complete Type Mixed-use Architectural style Neo-futurism Location 1 Sheikh Mohammed bin Rashid Boulevard, Dubai , United Arab Emirates Coordinates 25°11′49.7″N 55°16′26.8″E Coordinates : 25°11′49.7″N 55°16′26.8″E Construction started 6 January 2004 Completed Intended: September 2008; Revised: 2 December 2009 [1] Opened 4 January 2010 [2] Cost USD $ 1.5 billion [3] Height Architectural 828 m (2,717 ft) [4] Tip 829.8 m (2,722 ft) [4] Roof 828 m (2,717 ft) Top floor 584.5 m (1,918 ft) (Level 154) [4] Observatory 555.7 m (1,823 ft) (Level 148) [4] Technical details Material Glass, steel, aluminium, reinforced concrete Floor count 163 above ground. 154 usable f