Burj Khalifa : – It is the first biggest building in the world. its former name was Dubai and its architectural style is new futurism. and it is located in Dubai (UAE) United Arab Emirates . its address is 1 Mohammed bin Rashid Boulevar. it is named for sheikhKhalifa. Its construction was started in January 2004 and topped out in 17th January 2009 and its work was completed in 1 October 2019 and it was inaugurated on 4 January 2010. the total cost on this building was in US dollar 1.5 billion and it is owned by Emaar properties. and its architectural height is 828m., tip height is 829.8m. and top floor height is 585m. And observatory height is 555.7m. it was made with steel and Aluminium . and its structural engineer was Bill Bakel and main contractor was Samsung c&t.
Shanghai Tower : – It is the 2nd biggest building in the world. its former name was Shanghai Centre. its location is 501 Yincheng middle Road Shanghai China. its construction was started in 21st November 2008 and completed in 2 September 2014 and it was inaugurated and 2nd February 2015.and the total construction cost on this building was in US dollar 2.4 billion. it is owned by Shanghai Tower construction and development. its architectural height is 652 metre and top floor height 587.4 metre and observatory height is 525 metre there are 97 lifts in this building. it is architected by Marshall stabala and Jun xia. and its engineer was Thornton Tomasetti consentini Associates. And contracted by Shanghai construction group.
Makkah Royal Clock Tower : – It is the third biggest building in the world. it is located in Mecca Saudi Arabia. it is the first tallest building in Mecca Saudi Arabia . its height is 601m. And there are 120 floors in this building . its official name is Mecca RC tower and other name is King Abdul Aziz endowment tower and its Complex name is abraj Al bait endowment. it’s address is Mecca haram . its construction was started in 2004 and completed in 2012.the total cost in US dollar was 15 billion it was architected by SL Rasch gmbh and Dar Slowly HandasahArchitects. and its structural engineer were SL Rasch gmbh and Dar Al Handasah. and contracted by Saudi binladin group.
Ping An Finance Center: – It is the fourth world biggest building . its location is number 5033 Yitian road china. its construction was started in 2010 and completed in 2017 . the total construction cost of this building was in US dollar 1.5 billion and owned by ping an life insurance company of China . its top floor height is 555 and and Antenne spire height is 599.1m. and observatory height is 562 m. there are 80 liftsin this building. its architectural engineer was kohn pedersen Fox Associates and developed by Ping an life insurance company of China. its structural engineer was Thornton Tomasetti and contracted by China construction first building group.
Lotte World Tower: – It is the world’s fifth biggest building. its former name was Two Lotte world tower andLotte world premium tower. alternative names are Jamsil super Tower and lotte world premium Tower. it is located in Seoul South Korea and construction on this building was started in 1 February 2011 and completed in 22nd December 2015 and opened on 3 April 2017 . its Tip height is 556m.and top floor height is 498m. it is architected by Kohn Pederson fox Associates and developed by Lotte engineering and construction its structural engineer wasRobertson Associates.
One word trade Center: – It is the sixth biggest building in the world. And it is surprised by willis tower and located in lower Manhattan New York. its antenna spire height is 526 m. And there are 99 each lifts in one and second WTC . and architected by minoru yamasaki and emerge roth and sons . and developed by port authority of New York and New Jersey . it’s structural engineer were ” Worthington, Skilling and Helle and Jackson . and Leslie Robertson Associates and contacted by Tishman reality and construction company.
Guangzhou CTF Finance Center : – It is the world’s seventh biggest building . its location is Zhujiang East Road and Zhujiang new town China. Its Construction was started in 29 September 2009 and completed and open on October 2016 . it was owned by Chow tai fook enterprises . and its architectural engineer was kohn pedersen Fox Associates and developed by New World development. and its structural engineer was of Arup group. And its service engineer was Persons Brickerhoff. And contracted by China state construction engineering.