Groupe Dextra | Connexions fiables

Plum Condo Bangyai Station, Thailand

Plum Condo Bangyai Station, Thailand

Plum Condo Bangyai Station is a 38-story condominium project consisting of two towers, located near Bangyai elevated metro station in the northwest of Bangkok. The residential building will house 1,013 apartments.

Phase 1 of the project (the first tower) began in September 2015 and is expected to be completed around March 2018. The fast-paced construction is made possible by the use of fully precast concrete techniques.

The project owner, Pruksa, is operating its own precast plant specifically for this development.

For this project, Pruksa aimed to quickly erect precast panels (serving as shear walls) for all levels above ground. To meet this requirement, Dextra recommended the use of Groutec coupleurs.

Groutec couplers were mounted on Ø25mm rebars, which had been pre-threaded using the Bartec system. The couplers, installed at the bottom of each precast element, were then cast as part of the precast wall panel.

After lifting the element to the upper floor on-site, reconnection to the protruding reinforcement was achieved by injecting non-shrink mortar. It is important to note that Dextra does not supply the mortar; instead, it can be sourced locally, generating significant cost savings. Once the grout is injected, bracing around each panel can be removed after three days.

Agrandissement de la raffinerie de Jamnagar

Jamnagar Refinery Expansion: The World’s Largest Refinery by Production Capacity

Located in Gujarat, western India, the Jamnagar Refinery is the largest refinery in the world by production capacity. Owned by Reliance Industries, it was commissioned in 1998 and spans a vast 50 km² area.

For Phase 3 alone, more than 305,000 tons of steel reinforcement were used in a 36-month project, involving over 100,000 engineers and construction workers.
Dextra has been involved in Jamnagar since the early phases, supplying rebar splicing solutions for Phases 1, 2, and 3 of the project.

Dextra’s Rebar Splicing Solutions for Phase 3:

Three rebar coupler solutions were used in Phase 3:

  • Bartec Solution
    Used for cast-in-situ applications, including bar-to-bar connections in foundations, pile cages, and column cages.
    Also utilized in heavily congested rafts and pile caps to facilitate efficient rebar splicing.
  • Groutec Couplers
    Applied to pipe racks, which were constructed from precast elements in a dedicated precast factory within the project.
    Positioned in the bottom elements and filled with grout, eliminating the need for in-situ wet joints and ensuring fast, secure connections between beams and columns.
  • Unitec Couplers
    Used in applications where rebar length was too short to allow traditional overlap connections.

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Forest City Johor 森林城市

Forest City Johor 森林城市

Forest City est un vaste développement urbain à usage mixte se déroulant à la pointe sud de la Malaisie, dans la région d'Iskandar, à Johor. Le développement se déroule sur des terres récupérées juste de l’autre côté du détroit de Johor, en vue de Singapour.

Le projet, qui se poursuivra au cours de la prochaine décennie, vise à terme la création de 300 000 unités résidentielles, pouvant accueillir jusqu'à 700 000 personnes, ainsi que de nombreux bâtiments commerciaux.

Le projet Forest City devrait alimenter l’économie de la région, ainsi que celle de Singapour, car les liaisons ferroviaires légères et routières établiront à terme la connexion à travers le détroit avec l’État insulaire.

Dextra est impliqué depuis les premières phases du projet pour la fourniture de ses Groutec S_ solution préfabriquée. Groutec permet la connexion rapide de colonnes et de panneaux préfabriqués, sans avoir besoin de joints in situ, accélérant ainsi le projet de construction. Pour le projet Forest City, Groutec S des coupleurs (modèles compacts) ont été utilisés pour relier les panneaux constituant les murs de contreventement des tours résidentielles.

Le projet Forest City est soutenu par l'installation sur site de plusieurs ensembles d'équipements de filetage Bartec, qui préparent les barres avec des filetages afin d'effectuer la connexion avec la partie supérieure du manchon Groutec. L'équipe après-vente de Dextra a également assuré une formation et un accompagnement afin de garantir des niveaux de production élevés pendant toute la durée du projet.

Pour plus d'informations sur la disponibilité des solutions préfabriquées en Asie, veuillez contacter notre Bureau de Bangkok

Emirates’ Bustanica Vertical Farm, UAE

Emirates’ Bustanica Vertical Farm, UAE

Emirates’ Bustanica Vertical Farm is the world’s largest vertical farm, a sprawling indoor farming facility spanning an impressive 330,000 square feet. This state-of-the-art facility plays a crucial role in providing fresh, locally sourced in-flight food for Emirates and several other airlines operating at Dubai International Airport. At the core of this groundbreaking project lies meticulous engineering, and one crucial component that contributes to its success is the use of Dextra Groutec couplers for the precast shear wall module connections.

This vertical farm employs cutting-edge technology to cultivate a diverse range of crops in a controlled environment. By stacking layers of crops vertically, the facility maximizes space utilization while minimizing resource consumption. The result is a sustainable and efficient system that produces fresh, high-quality produce year-round, regardless of external climatic conditions.

The Role of Dextra Groutec Couplers

In any construction project, the choice of materials and components is critical to ensuring structural integrity and long-term durability. In the case of the world’s largest vertical farm, the engineers faced the challenge of connecting precast shear wall modules securely. The solution came in the form of Groutec L couplers with a diameter of 25mm.

Groutec couplers are renowned for their reliability and strength in connecting precast concrete elements. These couplers provide a robust and efficient means of joining precast concrete components, ensuring the structural stability of the entire facility. The 25mm diameter was carefully selected to meet the specific requirements of the shear wall modules, offering a seamless connection that enhances the overall resilience of the vertical farm.

The Groutec couplers not only facilitate the structural integrity of the vertical farm but also align with the project’s commitment to sustainability. The durability and reliability of these couplers ensure that the connections withstand the test of time, supporting the longevity of the facility and its contribution to sustainable agriculture.

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