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Copy of Capital Gate - Abu Dhabi

Megastructures Report
by

Naveen Singh

on 30 July 2013

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Transcript of Copy of Capital Gate - Abu Dhabi

MEGASTRUCTURES
CAPITAL GATE of Abu Dhabi
Capital Centre
"Capital Centre is a major mixed
use development currently under
construction in Abu Dhabi.
The development is taking place
around the Abu Dhabi National
Exhibition Centre and consists of
residential, commercial buildings and hotels."
Capital Gate, the focal point of Capital Centre,
was conceived to provide Abu Dhabi, the
capital of UAE, with a signature tower that
signifies the city’s progress and evolution.
Sheikh Khalifa Bin Zayed Al Nahyan
"purpose AND vision"
“Honouring the past, celebrating the future: Great cities need great buildings. Over time, these iconic buildings become visual statements of the era and the place they represent.”
Owner: Abu Dhabi National Exhibitions
Company
Main contractor: Al Habtoor Engineering
Enterprises
Architect: RMJM Dubai
Abu Dhabi National Exhibitions Company
Al Habtoor Engineering Enterprises
RMJM
Location
Providing an iconic and innovative entrance to Abu Dhabi city, Capital Gate is conveniently linked to the Abu Dhabi National Exhibition Centre (ADNEC), the Gulf’s largest and the world’s most modern exhibition centre
design inspiration
The eye-catching ‘splash’ commencing from level 18 and
sweeping across the historic grandstand, connects the
past with the new, creating a wave-like effect over the
exhibition centre.
Architecture & Engineering
Diagrid
a giant mesh of steel that wraps around
the core, then steel beams connect to a
node or joint to form a cruciform section
Cruciform Sections
720 uniquely shaped cruciform section
link together to form diagrid that equally
distributes forces down the building
Flat Glass Frames Facade
multiple triangles form a diamond that is
placed as a facade in the building
Internal Atrium
brings light from the sky &
reduces weight of the building
(cc) image by jantik on Flickr
nov '07
Pile driving starts
Core wall
construction starts
apr '08
feb '09
Facade commences
jun '09
Incline starts to
take shape
oct '09
dec '09
feb '10
mar '10
Attains final height
of 160m
Completion of exterior
core structure
Interior fit-out
commences
Commencement of
link bridge to ADNEC
TIMELINE OF CONSTRUCTION
capital gate in numbers
•The iconic tower soars 160 metres above
ground and has been built with a westward
incline of 18 degrees.
•Total Built-up Area: 53,100 sqm
•Approximately 7,000 m3 of concrete
used in the foundation, which contains
490 piles drilled up to 30m deep.
•Approximately 8,500 structural steel
diagrids/beams/columns/embedment
plates used on the tower.
•More than 12,500 different glass panes
form more than 720 distinct diamond-
shapes on the tower’s external façade.
•Each ‘diamond’ weighs approximately
5 tons and contains 18 glass panes.
•21,000 sqm of glass has
been used in the façade
•13,200 tons of structural steel used in
the tower of which 7,000 tons is
used in the two diagrid
systems (internal and
external).
Construction record
In June 2010, the Guinness Book of World Records certified Capital Gate as the “World’s furthest leaning man-made tower.” The new record shows that the Capital Gate tower has been built to lean 18 degrees westwards; more than four times than that of the world-famous Leaning Tower of Pisa.
FIN
(._.)
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