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National Bank of Kuwait – New Headquarter

National Bank of Kuwait – New Headquarter

The new headquarters building of the National Bank of Kuwait is a 300m-tall tower that covers a total floor area of 127,000m2 with a design concept inspired by pearl shells and located in the heart of Kuwait City’s financial district.

The main construction comprises composite concrete and steel, while the cladding on the fins and glass façades is predominantly glass-reinforced concrete.

Dextra took part in reinforcing the concrete structure of the building by providing these solutions:

  • 100,000 Bartec couplers were installed for columns reinforcement, construction joints in raft and slab/beam to core wall connections.
  • 35,000 headed bars act as shear studs in raft.
  • 1,500 Unitec bolted couplers were used to extend existing reinforcing bars that were either not threaded or too short for lapping. It is a convenient solution to connect rebars by using a simple pneumatic wrench at the construction site, without the need of any rebar preparation.
  • The Plum condominium | พลัมคอนโด

    The Plum condominium | พลัมคอนโด

    The Plum Central station is a 38-floors condominium project, made of 2 towers and located near Bang Yai elevated metro station, in the North West of Bangkok. The residential building will host 1,013 appartments.

    The Phase 1 of the project (first tower) started in September 2015 and will be completed aroundMarch 2018. The fast pace construction is madepossible by the use of “fully precast” concrete techniques.

    The owner of the project Pruksa is operating its own precast plant for this project.

    For this project, the objective of Pruksa was to be able to quickly erect precast panels (acting as shear walls) for all levels above ground. Dextra suggested for that purpose the use of Groutec couplers.

    Groutec couplers, mounted on rebar Ø25mm previously prepared with Bartec thread. The couplers, installed at the bottom of each precast element, are then cast as part of the precast wall panel element.

    After lifting the element to the upper floor at site, reconnection to protruding reinforcement is achieve by injecting non-shrink mortar. It is to be noted that Dextra does not provide the mortar, which instead can be sourced locally, generating significant savings. After injecting grout, bracing around each panel can be removed after 3 days.

    For more information about The Plum Central Station and Groutec application, please refer to our case study.

     

    Act One | Act Two Tower

    Act One | Act Two Tower

    Act One | Act Two Tower is a premium residential project in the Opera District of Downtown Dubai.

    The project consists of two towers called Act One (52 stories) and Act Two (46 stories).

    With their prime location, these residential towers offer views of the Dubai Fountain and the Burj Khalifa and they are few minutes away from Dubai Metro and from major attractions like the Dubai Mall and the Souk al Bahar.

    For this exceptional residential project, Dextra was entrusted with the reinforcement of the buildings’ structures, including raft foundations, columns, slabs and construction joints.

    150,000 Bartec rebar couplers along with rebar preparation machines were delivered to the construction site.

    Bartec rebar couplers help speed up the construction with a faster and more convenient way of connecting rebars than the traditional rebar lapping method.

    The thread on the rebar can be extended from a half-coupler to a full coupler length, allowing to perform the connection without any bar rotation.

    The project is scheduled to be completed in November 2020.

    Big Box Retail

    Big Box Retail

    This new 4-story retail center has been designed to have the smallest carbon footprint possible, with an innovative optimization of the air-condition load.

    It is located in Jebel Ali, Dubai, UAE with an 81,000 sqm floor area and a leasable area for over 100 retail and concept stores.

    Dextra Groutec couplers contained in the precast panels made the assembly on site easy and fast. More than 1,100 units of Groutec L 25 and 32mm were delivered.

    Groutec is a high-performance precast connection solution which is convenient to set up and fast to install on site by grout injection. It supports the connection of precast concrete columns, panels and beams.

    The first phase of the retail center is set for completion in 2019. The second phase will include a residential area to create a new lifestyle hub in Dubai.

    Trinity Tower La Défense

    Trinity Tower La Défense

    The Trinity Tower in the business district of La Défense, West of Paris, is a new 33-floor and 140-meter-high office tower which will feature over 52,000 square meters of office space.

    The project aims to achieve both social and environmental local impact by adding large outdoor public spaces reconnecting areas previously disconnected by the road. It will also feature green spaces, a rooftop space, openned facades and will achieve a LEEDS certification.

    For this project, Dextra supplied through its French distributor SNAAM Vernon over 18,000 FORTEC® rebar connections.

    Rebar couplers allow to speed up construction pace by providing a fast and safe way to connect rebars: one bar at the time, by bundles or cages. In the case of bundles and cages, those can be assembled off site and simply reconnected by couplers once arrived at the final location.

    The Trinity Tower is aimed for completion in 2019.

    For more information about the availability of rebar splicing solutions in France, please contact our Paris office for more information.

    Jeddah Tower

    Jeddah Tower

    Jeddah Tower (previously known as Kingdom Tower) is a landmark skyscraper located along the Red Sea in the North of Jeddah, Saudi Arabia.

    The commercial building is designed to pass for the first time the 1-km mark with a total expected height of 1,008 meters, making it the tallest building in the world.

    Jeddah Tower will ultimately host a 200-room Four Seasons hotel, serviced apartments, several floors of offices and an observatory. A total of 59 elevators will allow visitors to move between floors.

    The tower structure has been engineered by consulting firm Thornton Tomasetti and is built by contractor Saudi Bin Laden, to which Dextra is delivering through the support of its local partner Bahra Steel.

    Dextra is proud to deliver 100% of the rebar couplers on the structure, both in the foundations and the superstructure.

    Two main types of rebar couplers are used on the structure:

    • For all foundation, columns and vertical connection, standard Bartec couplers are used. These allow fast connection of prefabricated cages.
    • For slab connections, special bridging couplers are also used in order to connect each leg of the U-shape rebar to a column.

    The tower is still under construction, with expected completion around 2019.

    The tallest precast tower in India

    The tallest precast tower in India

    Galaxy Towers, developed by Aurobindo, is a project to construct 24-storey precast office building in Hyderabad, India.

    It will be the tallest office tower in India built with precast technology.

    The building comprises of 4 basement floors and 24 upper stories with 1.9 million sq. ft. leasable area, which will include health clubs, food courts, cafés, a business center, ample car parking and a waiting lounge.

    The project is expected to be built in half the time of a comparable conventional cast-in-situ construction, illustrating how the precast technology has gained ground thanks to its efficiency.

    For this special project, Dextra supplied a critical part of the precast structure: Groutec coupler, a half-grouted sleeve designed for the connection of precast elements and manufactured in compliance with Eurocode 2, BS 8110, ACI 318, IBC, AASHTO & IS 16172.

    By installing Groutec couplers into the precast columns and walls at the precast factory, the fast and safe connection of walls or columns is achieved by injecting cementitious non-shrink grout through the inlet into the sleeves at site. 102,000 Groutec couplers have been delivered for this project.

    The Galaxy Towers is anticipated to be completed in 2020.

    (photo credit: Aurobindo Realty & Infrastructure Private Limited at https://bit.ly/37DW7IT)

    Floresta Gardens Towers – The Pearl

    Floresta Gardens Towers – The Pearl

    The Floresta Gardens project involves construction of the towers inside The Pearl Qatar.

    The project consists with the construction of mid-rise residential towers and villas within three gated villa communities, including a 2,452-square meter retail center. The precinct has a gross floor space of 267,471 square meters, 145,967 square meters of developable land, and 5,000 residential units.

    In the precast construction of the towers, Dextra Groutec played a significant role. Over 30,000 Groutec L couplers in sizes 20 mm to 40 mm were inserted inside columns for vertical connections on the construction site.

    Groutec precast coupler is an innovative solution for fast and easy connection of precast concrete elements. It is widely used in residential and commercial construction projects around the world.

    King Salman Energy Park (SPARK)

    King Salman Energy Park (SPARK)

    King Salman Energy Park (SPARK) is a new industrial city project being constructed and located between Dammam and Al-Ahsa in the Eastern Province of Saudi Arabia.

    The project aims to respond to the ever-growing demand for energy related products and services of the country, including exploration, production, refining, petrochemicals, conventional power, water production and treatment, and drilling.

    By the completion of the first phase in 2021, SPARK will be divided into 5 main zones which are industrial zone, dry port and logistics zone, business district, training centers and residential compounds, and commercial activities.

    Dextra supplied around 700,000 ASTEC GFRP (Glass Fiber Reinforced Polymer) rebars, model GR45P in straight and bending shape, for buildings and sidewalks.

    ASTEC GFRP GR45P rebar provides modulus elasticity at 45GPa and tensile strengths as per ASTM 7205 – 06. It can be used as strengthening material for both new and existing constructions.

    Upon the expected completion of the 3rd phase in 2035, it will occupy 50 square kilometers and is anticipated to create 100,000 jobs.

    One Za’abeel

    One Za’abeel

    One Za’abeel by Ithra Dubai is an iconic development that will set new standards and push the limits of design and engineering in Dubai with “The Link,” the world’s largest cantilever dissecting the two buildings providing 360-degree views of the city.

    The high-rise mixed-use development incorporates luxury residences, an ultra-luxury hotel, serviced apartments, premium office spaces, a retail podium, and a panoramic sky concourse.

    Dextra delivered over 400,000 units of Bartec standard rebar couplers for the connection of rafts, columns, slabs to core walls, as well as for the temporary openings and starter bars.

    Bartec weldable couplers are also installed to connect the cantilever’s concrete structures.

    Ithra Dubai is anticipating the finalization of the full cladding of all of Tower A, Tower B and The Link by the end of 2021, therefore bringing exterior works on One Za’abeel to completion. Interior construction and fitting will then resume with greater focus.

    Source of images: https://gulfbusiness.com/work-progresses-on-one-zaabeel-project-in-dubai-with-tower-b-topped-out/, https://www.cbnme.com/news/ithra-dubais-one-zaabeel-the-link-lifted-to-its-final-position-100-meters-above-ground-level/, https://alemco.ae/projects-archive/one-zaabeel/, https://alec.ae/portfolio-item/one-zaabeel/, https://gulfnews.com/photos/business/another-milestone-with-the-link-now-lifted-at-iconic-one-zaabeel-100-meters-above-ground-level-1.1599134222596 ?slide=1

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