The Burj Khalifa's design embodies the lyrical and well-proportioned structure of the Hymenocallisor SpiderLily, a regional desert flower that inspired architect Adrian Smith's vision of the iconic tower.
Giorgio Armani designed the entrance to Armani Hotel Dubai to give visitors the sense that they weresteppinginto his home. As a result, the reception has no check-in desk.
A truly mixed-use tower, Burj Khalifa comprises 1.85 million square feet of residential space, and300,000square feet of office space, in addition to the Armani Hotel Dubai and the Armani Residences. Thetower alsofeatures lounges, health and wellness facilities, four pools and two observation decks.
The lobby of The Residence at Burj Khalifa is dominated by artist Jaume Plensa's eponymous sculpture'WorldVoices'. The piece incorporates 196 cymbals. Water dropping gently from the ceiling strikes thecymbals andcreates a chorus of distinct tones that represent the voices of people worldwide.Artist: Plensa
Egyptian-born artist Karim Rashid's 'Evolutes' adorns the corporate entrance of Burj Khalifa. Thesculptureof shifting ovals is made using a highly reflective organic coating and natural stones in atransparentUV-resistant epoxy system.Artist: Karim Rashid
More than 12,000 people worked on-site at any given time during the building of Burj Khalifa. Theirwork andflow on and off-site were orchestrated in the WAR Room (Work-Action-Resolution).
All of Downtown Dubai - including The Dubai Mall, Mohammed Bin Rashid Boulevard, Souk Al Bahar, OldTown, andThe Address Hotels - were coming to life alongside Burj Khalifa.
The 144 Armani Residences Dubai are located on levels 9 to 16, and each apartment has bespokefinishes andmade-to-measure furniture and fittings. The intention was to create 'a warm, harmonious andluxurious spacecombined with elegant design - each element playing a precise role in the overall effect andbalance'.
Burj Khalifa's stairwell has a total of 2,909 steps leading up to the 160th floor. Ladders are used to climb any higher.
Aside from a stunning view of the city of Dubai, the Observation Decks of Burj Khalifa also offers auniqueaerial view of The Dubai Fountain. The performance soundtrack is played at the top for an immersiveexperience.
The common areas of Burj Khalifa all have a bespoke fragrance that was selected from among 18aromas. Thefragrance with the materials in each space for a subtly different experience.
Height of At the Top, Burj Khalifa is equivalent to being on the tip of the Petronas Towers inMalaysia.
Burj Khalifa is one of the most photographed buildings/structures in the world.
Building the world's tallest building required ingenious measures (and machinery) to enable thelogisticschain. The construction site featured three of the world's largest cranes, with a self-jackingmechanism anda capacity to lift 25 tonnes.
Burj Khalifa is home to the world'sfirst Armani Hotel, which opened itsdoors on April 27, 2010. All aspectsof the luxury hotel bear the signaturemarkings of Giorgio Armani, fromthe room designs to the fabrics andfurnishings selected.
The tower's landscaped areas aredivided into three distinct sections,for the residences, the offices andthe hotel. The landscape designcomprises a palm court, six waterfeatures, a lake-side promenade,forest groves, a play area andterrace gardens.
Burj Khalifa featured in Mission Impossible: Ghost Protocol, the fourth installment of the MissionImpossible series, with a hair-raising stunt sequence by Tom Cruise. The stunt scene was laterparodied in the popular animated TV series The Simpsons.
Burj Khalifa comprises arecord-breaking 330,000 cubic metres(11.6 million cubic feet) of concrete;39,000 m/t of reinforced steel; 103,000square metres (1.1 million square feet)of glass; and, 15,500 square metres(166,800 square feet) of embossedstainless steel. It took 22 million manhours to build the tower.
Burj Khalifa ranks #1 on all three criteria for tall buildings – height to architectural top (828metres or 2,716.5 feet); height to highest occupied floor (over 570 metres or 1,800 feet); and,height to tip (828 metres or 2,716.5 feet).
Throughout the project,high-compressive strength concretemixtures were used to withstand therecord-breaking height. Pours wereonly done at night with concretebeing chilled prior to mixing andpart of the water being replacedwith shards of ice.
It took six years, from the time excavation started to the globally televised launch of Burj Khalifaon January 4, 2010.
The mechanical, electrical andplumbing services for BurjKhalifa were developed duringthe design phase of the tower,as a combined effort of thearchitects, structural engineersand other consultants.
Burj Khalifa's water system supplies an average of 946,000 litres of water a day. Given the heightof the tower, water storage tanks are installed in the main mechanical plant room floors, which arelocated every 30 floors.
If weighed, the total amount of concreteused in the construction of Burj Khalifawould equal the approximate weight of100,000 elephants.
Burj Khalifa's lighting perfectly complements the character of the building as a simple and elegantstructure. The facade is lit by a series of stroboscopes, that can be individually programmed tochase up the tower or sparkle in a pattern or at random.
The corridor approach tothe spa in each Sky Lobbyis designed using glass andresponsive lighting thatevokes the feeling ofwalking on water.
Approximately 26,000 individually hand-cut glass panels make up the exterior cladding of BurjKhalifa, along with reflective glazing, aluminium and textured stainless steel spandrel panels andstainless steel vertical tubular fins.
All the equipment essential for the operation of Burj Khalifa are housed in sevendouble-storey-height mechanical floors. Located every 30 floors, they accommodate the electricalsub-stations, water tanks and pumps, and air-handling units.
Burj Khalifa's superstructure is supported by a 3.7 metres thick reinforced concrete mat. It took12,500 cubic metres of high-density, low-permeability concrete to build the mat. A cathodicprotection system under the mat helps to mitigate the effects of corrosive chemicals in the groundwater.
Visitors making their way toAt The Top, Burj Khalifa aretreated to an immersive journeythrough which they discoverthe compelling story behind thedesign and construction of theiconic tower.
Traditional 'abra' rides across Burj Lake give visitors to Burj Khalifa a chance to experience atraditional means of transport while also enjoying a unique view of Dubai Fountain.
The interiors of The Residenceat Burj Khalifa are inspired byMiddle Eastern culture. Curvesand arcs that are representative ofthe strokes in Arabic calligraphyas well as the slopes of sanddunes can be seen in the flooring,carpets and ceilings.
The wonder of Burj Khalifa was made possible by the collaboration of more than 30 on-sitecontracting companies from around the world – a fact that is embodied in 'World Voices', an artinstallation in the lobby of The Residence.
With an eye to environmental friendliness, the gardens of Burj Khalifa are partly irrigated withwater collected through the tower's Condensate Collection System, which collects condensation fromthe tower's air-conditioning systems as well as its surrounding humid atmosphere.
Burj Khalifa has been calleda 'vertical city' and the namecouldn't be more apt. Givenits magnitude and mixed-usefacilities, it holds in the regionof 10,000 people at any givenpoint in time.
The viewfinders located at the periphery of Burj Khalifa's Observation Decks transport you back intime to get a glimpse of what Dubai looked like before the the city's spectacular skyline was built.
To ensure the structural safety of the building, more than 40 wind tunnel tests were conducted onBurj Khalifa, ranging from verifying Dubai's wind climate to facade pressure tests.
While it was being developed and constructed, Burj Khalifa was known as Burj Dubai. It was duringthe inauguration of the tower that HH Sheikh Mohammed Bin Rashid Al Maktoum revealed its officialtitle.
Burj Khalifa's facade is maintained via 18 permanently installed track and fixed telescopic,cradle-equipped units. The jib arms of each unit extend up to 36 metres. Under normal conditions, ittakes three to four months to clean the entire exterior facade.
The elevators that takes visitors to the observation decks of Burj Khalifa at a speed of 10 m/s hasa unique utility. It has a lower deck to transport corporate visitors and those visitingAt.mosphere, the world's highest restaurant.
A little known fact is that BurjKhalifa features the world'shighest library on Level 123 ofThe Residences.
On a foggy morning, when a thick layer of fog settles over the city of Dubai, the view from BurjKhalifa's Observation Decks is something to behold. It appears as though you are standing above theclouds.
To celebrate the winning of Dubai's bid to host Expo 2020, The Crown Prince of Dubai, His HighnessSheikh Hamdan Bin Mohammed Bin Rashid Al Maktoum, hoisted the UAE national flag from the tip of BurjKhalifa
There are three Sky Lobbies inBurj Khalifa. Located on levels43, 76 and 123, these publicspaces offer amenities such asspas, pools, outdoor sundecks,gyms, and juice bars,among others.
Burj Khalifa was the site of the world's highest BASE jump when UAE National Nasser Al Neyadiandhis skydiving trainer Omar Alhegelan jumped off the tower and made a smooth landing aftercovering avertical distance of 672 metres.
Burj Khalifa serves as an anchor to the Downtown Dubai community. A multicultural area, DowntownDubai brings the best of the Arab and Western worlds together, offering something for everyone.
Burj Khalifa is the firstworld's tallest tower to includeresidential space.
There are approximately 4,500 'back-of-house' keys that make up Burj Khalifa's mater-key system,allow security to manage access across the tower.
Burj Khalifa's telescopic spire isover 200 metres in height; it not onlysecures Burj Khalifa's position as theworld's tallest tower, it also completesthe building's iconic design.
+The Amazing Gigapan
Rising to more than 800 metres, Burj Khalifa regularly harnesses the forces of nature to stage alightning show, making it one of the most conspicuous lightning conductors in the world.
In September 2007, just 1,325days after excavation beganon-site, Burj Khalifa becamethe tallest freestandingstructure in the world.
To prevent aircraft collisions, Burj Khalifa is equipped with high-intensity xenon white obstructionlights that flash 40 times per minute. The flash intensity of the lights changes through the day:
More than 380 skilled workersinstalled the exterior cladding ofBurj Khalifa, starting work in May2007 and finishing in September2009. At their fastest, the teaminstalled as many as 175panels in a single day.
The Council on Tall Buildings and Urban Habitat (CTBUH) bestowed the 'Global Icon' award on BurjKhalifa in 2010. It is intended that the award will only be conferred on an occasional basis, whenmerited by an exceptional project – perhaps every 10 or 15 years.
To ensure fire safety and speedof evacuation, all stairwells inBurj Khalifa are surroundedby concrete and there arepressurized, air-conditionedrefuge areas almost every25 floors.
Burj Khalifa's curtain wall is the equivalent of 17 soccer fields or 25 American football fields.
The highest reinforced concrete core walls in Burj Khalifa were pumped at 80 MPa to a height of 601metres in November 2007.
The ambient temperature at the tip of Burj Khalifa is six degrees cooler than the temperature atground level.
Every year Burj Khalifa hosts a New Year's Eve Gala in Downtown Dubai. The event is one of Dubai'smost anticipated with light and fireworks shows. The night sees more than 1 million people inattendance and is telecast live to over 2 billion people around the world.
The total weight of aluminium used in the building of Burj Khalifa is equivalent to that of fiveA380 aircraft and the total length of stainless steel bullnose fins is 293 times the height of theEiffel Tower.
One of the greatest /en/images of moderntime is a 360-degree gigapan pictureof Dubai taken from the tip of BurjKhalifa's spire. It was taken to markthe second edition of the Hamdan BinMohammed Bin Rashid Al MaktoumPhotography Award (HIPA).
During peak cooling hours, Burj Khalifa requires about 10,000 tons of cooling, equivalent to thecooling capacity of approximately 10,000 tons of melting ice.
Burj Khalifa entered record booksyet again when Alain Robert, aka'French Spiderman', scaled thetower in just over six hoursin March 2011.
Burj Khalifa has a total of 57 elevators and eight escalators. Among them are the world's tallestservice elevator, which has a capacity of 5.500 kg and the Observatory elevators, which are doubledeck cabs that travel at 10 m/s.
Skydive Dubai-sponsored Soul Flyers World Champions Fred Fugen and Vince Reffet took the firstleap off Burj Khalifa in April 2014, claiming the new Guinness World Record title of the'Highest BASE Jump from the Tallest Building'.
The plaque placed outsidethe entrance to Burj Khalifa'sCorporate Suites is the one thatHis Highness Sheikh MohammedBin Rashid Al Maktoum unveiledmarking the launch of theiconic tower.
Of the many challenges faced by Burj Khalifa's construction team, achieving perfect communicationand harmony across the multi-lingual and multicultural task force was one of the most difficult.
The spider lily or hymenocallis,which served as inspiration forthe form of Burj Khalifa, is anoticeable part of the stunninglandscaping that surroundsthe tower.
If you were to take all the concrete used in Burj Khalifa and lay a sidewalk, it would be 2,065kilometres (1,283 miles) long.
Height of the tower from Level 124 to the spire more than the height of Eiffel Tower.
A jump form system was used to cast Burj Khalifa's concrete structure. At peak efficiency, it wasable to cast a storey every three days.
Burj Khalifa is a study in theworld's most luxurious materials- the interiors of the tower featuresilver travertine flooring, Venetianstucco walls, handmade rugs,stone flooring and dark, intricateBrazilian santosrosewood.
At least 45 different types of stone were used in construction of Burj Khalifa.
Burj Khalifa is constructedon a site that used to beowned by the military. Thesite was cleared in 2004,shortly before work beganon the tower.
The illustration below shows how pattern of the tower is built upon the repetition of a single basicgeometrical motif that is reminiscent of Islamic art and architecture.
The Dubai Fountainperforms 13 spectacularshows a day to some of themost recognizable melodiesof our time.
An eye for detail and consistencymeant that all material for theinterior spaces of Burj Khalifawere acquired from a single sourceof supply, helping to controlquality and standards.
Flight paths in and out of Dubai have had to be changed at various height milestones sinceconstruction commenced on Burj Khalifa. Flights coming into DXB have to change the Pingo holdingpattern altitude since Burj Khalifa reached 790 m in height.
The landscaping aroundBurj Khalifa is made up ofslow-growing species of plants,selected especially for theirability to thrive in Dubai'shot climate.
Downtown Dubai was being constructed in tandem with Burj Khalifa, making the scale of work so largethat a dedicated concrete plant was installed on-site to ensure adequate supply of concrete at everystage.
Burj Khalifa's landscapingradiates from the tower andinto the surrounding DowntownDubai, creating a tangible linkbetween the tower andthe community.
On 4 January 2010 the eyes of the world turned to Burj Khalifa as His Highness Sheikh Mohammed BinRashid Al Maktoum, UAE Vice President and Prime Minister and Ruler of Dubai inaugurated the world'stallest tower. A spectacular light and sound show followed and was broadcast around the world.
The fireworks at the launch of BurjKhalifa were epic featuring morethan 10,000 individual fireworkshots that were attached to theexterior of the building by Frenchalpinists, who were brought inespecially to choreographthe show.
Armani Hotel Dubai and Armani Residences Dubai were designed and developed by Giorgio Armanihimself, offering a unique and bespoke service, embodying the 'Stay with Armani' philosophy.
The very tip of the spire of BurjKhalifa can be seen from upto 95 kms away, making it awondrous sight for thoseflying in to Dubai.
The interiors of At.mosphere were designed by New York-based Adam Tihany. The restaurant's threedistinct parts occupy the entire floor, providing panoramic views of Dubai and the desert and seabeyond.
In January 2007, BurjKhalifa had 100 storeys;by July that year, it wasthe tallest building inthe world.
Burj Khalifa's design isinspired by Middle Easternarchitecture, but aninternational team of expertscame together to build it.
Each of Burj Khalifa's three skylobbies has been designed withbespoke furniture, making thema unique communal space forresidents to gather andshare the view.
Skidmore, Owings and Merrill created close to 4,000 drawings when designing Burj Khalifa; when thebuilding was on site, close to 10 times more drawings were produced.
Three high-altitude craneswere used throughoutthe construction of BurjKhalifa, climbing up thetower as new levels werecompleted.
The maximum occupancy BurjKhalifa can accommodate is35,000 people, which is thepopulation of asmall town.
At night, strategically placedlighting emphasizes thegeometry of the landscapingand plays with the designthrough light andshadow.
Burj Khalifa is built around a hexagonal core that rises up through the building and houses most ofthe tower's 57 elevators, the tallest of which travels to 504 meters, setting a world record.
Every component of BurjKhalifa was tested duringdesign development toensure it would perform toexpectations.
During the hot summer months or in the cool winters, the temperature at the top of Burj Khalifa issix degrees cooler than at ground level.
Special recovery cranes wereinstalled at levels 99 and 159 to helpwith the task of dismantling andremoving the high-altitude cranes.The crane that operated at the highestpoint, approximately 700m abovethe ground, dismantled its own mastsections, stepping downin height each time.
After a year spent completing groundwork, the first 100 levels of Burj Khalifa were completed in1,093 days. That's one storey every three days!
The ceiling of the 125th floor of Burj Khalifa features a sprawling 'mashrabiya' – intricatelycarved latticework – across it as a tribute to Arabian arts and culture.
Burj Khalifa's public spaces can be seen clearly on Google Street View. Google used the Trekker, a40-pound, backpack-sized camera to capture views from the tower's upper floors and parts of theinterior.
A jewel-like statement in red and greymosaic, red glass tiles and basaltcladding, Sabrah defines the drivewayof Burj Khalifa. Orchestrated down toits choreographed waves, Sabrah hasa mellifluous quality that is meant tocalm the senses.
From a bird's eye view, thepatterns of Burj Khalifa'slandscaping are anabstraction of the tower'sarchitecturalgeometry.
Each glass panel in Burj Khalifa'sexterior cladding comes withenergy-saving silver-coating tolimit solar heat gain, weighs 362kilograms and measures 1.37metres by 3.25 metres.
Burj Khalifa holds the world record for the highest habitable floor at 160 storeys.
Burj Khalifa, the world's mostcoveted address, features900 residences, ranging fromstudios to one, two, three andfour-bedroom suites, located onlevels 19 to 108 of the tower'sresidential wing.
Burj Khalifa's foundation is made up of 125 piles that are 1.5 metres in diameter and 50 meters inlength, comprising 45,000 cubic metres of concrete, reinforced with steel.
Thousands of people moved onand off site during the constructionof Burj Khalifa. The planningand logistics that went into theirmovements took place in theW-A-R Room(Work-Action-Resolution).
Burj Khalifa is the first "megatall" building that has elevators that are programmed for controlledevacuation in case of fire or security events.
The construction of BurjKhalifa moved a rapidpace – excavation tookplace in 2004 and by April2005, groundworks werepagealready done.
Keeping the exterior of BurjKhalifa sparkling requiresspecial jib arms that werecustom-made forthe tower.
Burj Khalifa, which features a total built-up area of 5.67 million sq ft, is the world's first trulymixed utility tower.
Completely empty BurjKhalfa weighsapproximately500,000 tonnes.
Instead of using obtrusive signage,Burj Khalifa's landscapingprovides an intuitive experiencethat suggests where peopleshould walk, stop orgather.
There are more than 17,000 doors in Burj Khalifa.
The entrance pavilions of BurjKhalifa take leaf-like formsthat echo the geometry of thetower's design.
It takes us around 120 days to clean all the windows of Burj Khalifa.
Over six years of construction,12,000 workers spent 22 millionman-hours on Burj Khalifa. Ifone person were to attempt thework, it would take more than7,534 years.
World-renowned designer Giorgio Armani personally designed the interiors of Armani Hotel Dubai.
Burj Khalifa sets another worldrecord, with the world's highestelectrical substation of Level155 of the tower.
Situated on the 122nd floor of Burj Khalifa, At.mosphere is the world's highest lounge bar, offeringa unique epicurean experience with a side order of stunning views of the Arabian Gulf and Dubai'sskyline.
The three-petal motif used across the interiors of Burj Khalifa reflects the tower's three-petalfootprint.
The elevator ride taking visitors from the ground floor up to the Observation Decks feature specialsoundtracks developed specifically for Burj Khalifa. The rhythm and beats build up to a crescendo asthe elevators ascend to their destinations.
While the world has seenmany tallest towers, BurjKhalifa is the first to includeresidential space.
The At the Top, Burj Khalifa observation decks are popular tourist attractions. By the end of 2014,the distance travelled by the observation deck elevators was equivalent to circumnavigating theglobe 8 times.
The tower's three Sky Lobbies aretransfer areas for residents and guests.The Sky Lobbies are connected byexpress elevators that only service theSky Lobbies as well as shuttleelevators that stop on eachfloor in between.
Armani Hotel Dubai's six exclusive fine dining restaurants feature delectable cuisines from aroundthe world.
Natural light is a strong featureof every apartment in BurjKhalifa. The tower's tripedalform makes it so that everyapartment can be located nextto the curtain glazing.
Burj Khalifa's three entrances havebeen designed to ensure optimallight and temperature inside thefoyers. Each entrance is equippedwith motorised Venetian blinds thatcan be tilted and lifted toregulate conditions.
Burj Khalifa's final height of 828 metres was only revealed to the world when the tower was launchedon 4 January 2010, with a spectacular celebration featuring light shows and fireworks.
The sparkling lights at theupper heights of Burj Khalifaare designed to complementThe Dubai Fountain.
The doors in Burj Khalifa have been built with a unique and smart wind-tracking device thatindicates whether or not wind conditions are safe to open them.
The hymenocallis or spider lily,a flower is widely cultivated inDubai and the GCC and is theinspiration for the structuraldesign of Burj Khalifa.
Burj Khalifa is a symbol of the aesthetic union of may cultures around the world. According toEmaar's chairman Mr. Mohamed Alabbar, it is the Arab world's tribute to the art and science ofmodern engineering.
Burj Level 153 of Burj Khalifais the highest occupied floorin the world. The level has aprivate terrace and is used forcorporate and privateevents.
Burj Khalifa joined a prestigious lineup of buildings when it joined the LEGO® Architecturecollection in the year 2011. Burj Khalifa's LEGO® model is designed by renowned architect AdamReedTucker.
At least 45 different types of stone were used in construction of Burj Khalifa.
Burj Khalifa is an architecturalmarvel featuring many records,including the world's tallestelevator shaft. The BS1 serviceelevator shaft spans 140 levels,making it the tallest in theworld.
The construction of Burj Khalifa was such a grand execution that it grabbed the attention ofNational Geographic. The channel made a documentary on the subject as part of the 'Big, Bigger,Biggest' series.
In 2014, Dubai Shopping Festivalhosted the world's first 'verticalfashion show' at Burj Khalifa. Theextraordinary show featured modelscat walking on the externalfacade of Burj Khalifa.
In 2013, Burj Khalifa joined hands with Dubai Cares to raise funds. The project commissionedprominent UAE-based artists to paint miniature models of Burj Khalifa, which were then auctioned byChristie's.
New Year's Eve celebrationsat Burj Khalifa attract over 1million people to the DowntownDubai area to watch thespectacular fireworks.
In 2012, Burj Khalifa joined forces with Noor Dubai Foundation on 'Art4Sight' during which EsrefArmagan, a blind Turkish painter, sketched Burj Khalifa just by feeling a miniature model of thetower with his fingers.
It took three self-erectingcranes, each with a capacity of25 tonnes, to move materialson the site of Burj Khalifa.
Burj Khalifa's Y-shaped plan allowed for the building to be rotated 120 degrees and for each tier ofthe building to have a different width. The stepping of each tier helped to reduce the wind force onthe tower.
High-tech as the custom-madeBuilding Maintenance Units createdfor Burj Khalifa's exterior facademay be, maintenance personnelstill use the old-fashioned bucket ofwater and squeegee to keepthe facade clean.
The souvenir shop located at At The Top, Burj Khalifa carries the steel bolts that were used in theconstruction of Burj Khalifa for sale.
The Observation Deck on Level 148 of Burj Khalifa is the highest in the world at 555 meters.
Burj Khalifa is so tall that you can see the sunset twice in the same evening - first from a lowfloor and then again from At The Top, Burj Khalifa.
When Burj Khalifa was first conceived, it was a 90-storey tower. It was His Highness Sheikh MohammedBin Rashid Al Maktoum who inspired Emaar to push boundaries and create a truly iconic tower.
Burj Khalifa's three primary entrances – Armani Hotel, Residence and Corporate Suites – weredesigned to be on different levels to ensure smooth-flowing traffic at all times.
'Dubai – A Falcon's Eye View' is located on Level 125 and is part of At The Top, Burj Khalifa. Itgives visitors a unique perspective of Dubai.
Burj Khalifa's public areas feature the design of award-winning designer Nada Andric. The interiorscombine glass, stainless steel and polished dark stones, together with silver travertine flooring,Venetian stucco walls, handmade rugs and stone flooring.
Prominent celebrities, sportsmen, politicians and artists are among the many visitors to BurjKhalifa's popular observation deck. Don't be surprised to see a famous face if you visit At The Top,Burj Khalifa.
For the convenience of guests and those who work in the tower, Burj Khalifa has 3,000 undergroundparking bays.
The Offices, located in a 12-storey annex to Burj Khalifa, offer prime office space in the heart ofDowntown Dubai.
The Residences at Burj Khalifa cover 1.85 million square feet in total, while The Offices cover morethan 300,000 square feet.
Among its pantheon of records Burj Khalifa also holds the world record for pumping concrete to thehighest point (605 metres).
High-intensity xenon white obstruction lights are located strategically on the exterior facade ofBurj Khalifa to prevent air-traffic collisions.