Wednesday, March 23, 2011

Top Ten tower in the world

Burj Khalifa


Burj Khalifa known as Burj Dubai prior to its inauguration, is a skyscraper in Dubai, United Arab Emirates,
and is currently the tallest man-made structure ever built, at 828 m (2,717 ft). Construction began on 21 September 2004,
with the exterior of the structure completed on 1 October 2009. The building officially opened on 4 January 2010,and is
part of the new 2 km2 (490-acre) flagship development called Downtown Dubai at the ‘First Interchange’ along Sheikh Zayed
Road, near Dubai’s main business district.
The total cost for the project was about US $1.5 billion; and for the entire “Downtown Dubai” development, US $20 billion.
In March 2009, Mohamed Ali Alabbar, chairman of the project’s developer, Emaar Properties, said office space pricing at
Burj Khalifa reached US $4,000 per sq ft (over US $43,000 per m2) and the Armani Residences, also in Burj Khalifa, sold for
US $3,500 per sq ft (over US $37,500 per m2).

Taipei 101


Taipei 101 formerly known as the Taipei World Financial Center, is a landmark skyscraper located in Xinyi District,
Taipei, Taiwan. The building ranked officially as the world’s tallest from 2004 until the opening of the Burj Khalifa
in Dubai in 2010. Taipei 101, designed by C.Y. Lee & partners and constructed primarily by KTRT Joint Venture and numerous
subcontractors. The tower has served as an icon of modern Taiwan ever since its opening, and received the 2004 Emporis
Skyscraper Award. Fireworks launched from Taipei 101 feature prominently in international New Year’s Eve broadcasts and the
structure appears frequently in travel literature and international media.
Taipei 101 is owned by the Taipei Financial Center Corporation (TFCC) and managed by the International division of
Urban Retail Properties Corporation based in Chicago. The name originally planned for the building, Taipei World Financial
Center, until 2003, was derived from the name of the owner. The original name in Chinese was literally, Taipei International
Financial Center.

Petronas Towers


The Petronas Towers (also known as the Petronas Twin Towers or KLCC) are skyscrapers and twin towers in Kuala Lumpur,
Malaysia. They were the tallest buildings in the world from 1998 to 2004 until surpassed by Taipei 101, but remain the
tallest twin buildings in the world.The building is the landmark of Kuala Lumpur with nearby Kuala Lumpur Tower.
The Petronas Towers were the tallest buildings in the world for six years, until Taipei 101 was completed in 2004.
The height of the towers is measured to the top of their structural components such as spires, but do not include antennas.
Spires are considered actual integral parts of the architectural design of buildings, to which changes would substantially
change the appearance and design of the building, whereas antennas may be added or removed without such consequences.
The Petronas Towers still remain the tallest twin buildings in the world.

Willis Tower


Willis Tower is a 108-story, 1451-foot (442 m) skyscraper in Chicago, Illinois.At the time of its completion in 1974,
it was the tallest building in the world, surpassing the World Trade Center towers in New York, and it held this rank
for nearly 25 years. The Willis Tower is the tallest building in the United States and the fifth-tallest freestanding
structure in the world, as well as the fifth tallest building in the world to the roof.
Although Sears’ naming rights expired in 2003, the building continued to be called Sears Tower for several years.
In March 2009 London-based insurance broker Willis Group Holdings, Ltd., agreed to lease a portion of the building
and obtained the building’s naming rights. On July 16, 2009, the building was officially renamed Willis Tower.

Yokohama Landmark Tower


The Yokohama Landmark Tower is the tallest building and 3rd tallest structure in Japan, standing 296.3 m (972 ft) high.
It is located in the Minato Mirai 21 district of Yokohama city, right next to Yokohama Museum of Art. Work on the building
was finished in 1993. It has the highest observation deck in Japan. The tower also was originally the tallest building in
the world on an island, but was surpassed by Taipei 101 in Taipei, Taiwan in 2004.
The tower contains the world’s 2nd fastest elevators, originally world’s fastest, which reach speeds of 12.5 m/s (41.01 ft/s)
(45.0 km/h, 28.0 mi/h). This speed allows the elevator to reach the 69th floor in approximately 40 seconds.The elevators’s
speed record was surpassed by elevators of Taipei 101 (60.6 km/h, 37.7 mi/h) in 2004.

Bank of America Plaza (Atlanta)


Bank of America Plaza is a skyscraper located in the SoNo district of Atlanta, Georgia. At 312 m (1,024 ft) the tower
is the 42nd-tallest building in the world. When it first opened, it was the 9th tallest building in the world, and 6th
tallest building in the United States. It is also the tallest building in the Western Hemisphere outside of Chicago and
New York City, Georgia’s tallest building, and the tallest building in any U.S. state capital. It has 55 stories of office
space and was completed in 1992, when it was called the NationsBank Building.
The Bank of America Plaza was the last American skyscraper built to be one of the ten tallest in the world, until the
Trump International Hotel and Tower was built in Chicago. The tower came out of the ground in the early 1990s, just as
Atlanta was reaching for the stars, not just with skyscrapers, but also with its quest to host the 1996 Olympic Games.
It became a symbol of the bold Southern city that was reaching for international status.

Shanghai World Financial Center


The Shanghai World Financial Center is a supertall skyscraper in Pudong, Shanghai, China. It is a mixed use skyscraper
which consists of offices, hotels, conference rooms, observation decks, and shopping malls on the ground floors. Park
Hyatt Shanghai is the hotel component containing 174 rooms and suites. Occupying the 79th to the 93rd floors, it is the
highest hotel in the world, surpassing the Grand Hyatt Shanghai on the 53rd to 87th floors of the neighboring Jin Mao Tower.
Designed by Kohn Pedersen Fox, the 101-story tower was originally planned for construction in 1997, but work was
temporarily interrupted by the Asian Financial Crisis in the late 1990s and later to accommodate design changes by the
developer. The building of the tower is financed by several multinational firms, including Chinese, Japanese, and Hong
Kong banks, as well as by the Japanese developer and as-yet unnamed American and European investors. American investment
bank Morgan Stanley is coordinating the financing for Mori Building.

One Atlantic Center


One Atlantic Center, also known as IBM Tower, is a skyscraper located in Midtown Atlanta. It is the third-tallest in Atlanta,
reaching a height of 820 feet (250 m) with 50 stories of office space. It was completed in 1987 and remained the tallest
building in Atlanta until 1992, when it was surpassed by the Bank of America Plaza, which was also built in Midtown.
It was also the tallest building in the southeastern U.S. at the time of completion, surpassing the Wachovia Financial
Center in Miami.
The building’s exterior consists of Spanish pink granite with a copper pyramidal top and gold peak. The design includes
gothic flourishes, most noticeably below the copper top of the building. At night the peak and ridges along the top are
illuminated brightly, creating a glowing effect.

Chifley Tower


hifley Tower is a skyscraper in Sydney, Australia. When measured to the top of its spire, it is considered the tallest
building in Sydney.It was designed by Travis McEwen and Kohn Pedersen Fox, New York-based architects.Located at 2 Chifley
Square, its cross streets are Hunter, Phillip and Bent Streets with the main entry being on Phillip Street.
Due to its prominent location in the north-east CBD, the tower has broad harbour views from its 42 storeys. The tower is used primarily
for commercial use, mostly financial institutions, law firms and corporations.

Rinku Gate Tower Building


The Rinku Gate Tower Building is a 256 metre (840 foot) tall skyscraper located in Rinku Town, Izumisano, Osaka, Japan.
The 56-storey building was completed in August 1996 following the design of Nikken Sekkei and Yasui Architects & Engineers.
A 3-metre lightning rod was added in 2000. To stop the tower from moving in the wind a giant steel pendulum weighing 400 tonnes
is held from 8×75 mm wires near the rooftop. Level 41 Restaurant is 185 m above street level.
The building has two underground floors which are used as a 365-space car park.
There were a number of proposals for designs to be built on the site; however, the second one was the approved version.
The building is the 132nd tallest existing building in the world when measured up to the highest architectural point and
is the second tallest building in Japan.

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