World`s tallest building

Certificate No. :

Burj Khalifa, formerly known as Burj Dubai, is the tallest man-made structure in the World. 

With its 828 meters height and 162 floors in total, the construction of Burj Khalifa costed 1.5 billion 

USD not including the additional 1 billion USD spent for the construction of the large shopping mall inside, the lakes and the shorter towers. During the construction of Burj Khalifa more than 30 thousand cubic meters of concrete, 62 thousand tons of reinforced steel and 142 thousand square meters of glass were used. About 4000 workers and 100 cranes took part in the building of Burj 

Khalifa. The building is equipped with 56 elevators that can reach the speed of 17.4 m/s and in addition there are two-storey scenic elevators that can carry up to 42 people.

The construction of Burj Khalifa started in 2004 and the building was opened in the evening of 4th of January 2010. Sheikh Mohammed bin Rashid Al Maktoum, the ruler of Dubai, opened the curtain of the world`s tallest building “Burj Dubai” and declared that the building was officially completed and the name will be changed to Burj Khalifa.